Adding upstream version 1.12.0.upstream/1.12.0 upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
author: Daniel Baumann <daniel.baumann@progress-linux.org> 2024-05-06 01:22:31 +0000
committer: Daniel Baumann <daniel.baumann@progress-linux.org> 2024-05-06 01:22:31 +0000
commit: 8d4f58e49b9dc7d3545651023a36729de773ad86 (patch)
tree: 7bc7be4a8e9e298daa1349348400aa2a653866f2 /diagrams/data_structures
parent: Initial commit. (diff)
download: netdata-4aa3875af220e78bf296859b10b66a92e9bbed37.tar.xz
netdata-4aa3875af220e78bf296859b10b66a92e9bbed37.zip
9 files changed, 25 insertions, 0 deletions
diff --git a/diagrams/data_structures/README.md b/diagrams/data_structures/README.md
new file mode 100644
index 0000000..bb56ca1
--- /dev/null
+++ b/diagrams/data_structures/README.md
@@ -0,0 +1,13 @@
+# Data structures
+
+These are the main internal data structures of `netdata`. Created with `draw.io`.
+
+![Config](https://raw.githubusercontent.com/netdata/netdata/master/diagrams/data_structures/netdata_config.svg?sanitize=true)
+
+![Registry](https://raw.githubusercontent.com/netdata/netdata/master/diagrams/data_structures/registry.svg?sanitize=true)
+
+![RRD](https://raw.githubusercontent.com/netdata/netdata/master/diagrams/data_structures/rrd.svg?sanitize=true)
+
+![Web](https://raw.githubusercontent.com/netdata/netdata/master/diagrams/data_structures/web.svg?sanitize=true)
+
+[![analytics](https://www.google-analytics.com/collect?v=1&aip=1&t=pageview&_s=1&ds=github&dr=https%3A%2F%2Fgithub.com%2Fnetdata%2Fnetdata&dl=https%3A%2F%2Fmy-netdata.io%2Fgithub%2Fdiagrams%2Fdata_structures%2FREADME&_u=MAC~&cid=5792dfd7-8dc4-476b-af31-da2fdb9f93d2&tid=UA-64295674-3)]()
diff --git a/diagrams/data_structures/netdata_config.svg b/diagrams/data_structures/netdata_config.svg
new file mode 100644
index 0000000..5b2ed8d
--- /dev/null
+++ b/diagrams/data_structures/netdata_config.svg
@@ -0,0 +1,2 @@
+<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
+<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" version="1.1" width="905px" height="511px" viewBox="-0.5 -0.5 905 511" style="background-color: rgb(255, 255, 255);"><defs><clipPath id="mx-clip-7-34-132-26-0"><rect x="7" y="34" width="132" height="26"/></clipPath><clipPath id="mx-clip-7-60-132-26-0"><rect x="7" y="60" width="132" height="26"/></clipPath><clipPath id="mx-clip-7-86-132-26-0"><rect x="7" y="86" width="132" height="26"/></clipPath><clipPath id="mx-clip-167-154-202-26-0"><rect x="167" y="154" width="202" height="26"/></clipPath><clipPath id="mx-clip-167-180-202-26-0"><rect x="167" y="180" width="202" height="26"/></clipPath><clipPath id="mx-clip-167-206-202-26-0"><rect x="167" y="206" width="202" height="26"/></clipPath><clipPath id="mx-clip-167-232-202-26-0"><rect x="167" y="232" width="202" height="26"/></clipPath><clipPath id="mx-clip-167-258-202-26-0"><rect x="167" y="258" width="202" height="26"/></clipPath><clipPath id="mx-clip-167-284-202-26-0"><rect x="167" y="284" width="202" height="26"/></clipPath><clipPath id="mx-clip-167-310-202-26-0"><rect x="167" y="310" width="202" height="26"/></clipPath><clipPath id="mx-clip-517-68-132-26-0"><rect x="517" y="68" width="132" height="26"/></clipPath><clipPath id="mx-clip-517-94-132-26-0"><rect x="517" y="94" width="132" height="26"/></clipPath><clipPath id="mx-clip-597-181-162-26-0"><rect x="597" y="181" width="162" height="26"/></clipPath><clipPath id="mx-clip-597-207-162-26-0"><rect x="597" y="207" width="162" height="26"/></clipPath><clipPath id="mx-clip-737-271-132-26-0"><rect x="737" y="271" width="132" height="26"/></clipPath><clipPath id="mx-clip-737-297-132-26-0"><rect x="737" y="297" width="132" height="26"/></clipPath><clipPath id="mx-clip-427-353-142-26-0"><rect x="427" y="353" width="142" height="26"/></clipPath><clipPath id="mx-clip-427-379-142-26-0"><rect x="427" y="379" width="142" height="26"/></clipPath><clipPath id="mx-clip-427-405-142-26-0"><rect x="427" y="405" width="142" height="26"/></clipPath><clipPath id="mx-clip-427-431-142-26-0"><rect x="427" y="431" width="142" height="26"/></clipPath><clipPath id="mx-clip-427-457-142-26-0"><rect x="427" y="457" width="142" height="26"/></clipPath><clipPath id="mx-clip-427-483-142-26-0"><rect x="427" y="483" width="142" height="26"/></clipPath></defs><path d="M 3 29 L 3 3 L 143 3 L 143 29" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 3 29 L 3 107 L 143 107 L 143 29" fill="#ffffff" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 3 29 L 143 29" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" text-anchor="middle" font-size="12px"><text x="72.5" y="20.5">struct config</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-34-132-26-0)" font-size="12px"><text x="8.5" y="46.5">struct section *sections</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-60-132-26-0)" font-size="12px"><text x="8.5" y="72.5">netdata_mutex_t mutex</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-86-132-26-0)" font-size="12px"><text x="8.5" y="98.5">avl_tree_lock index</text></g><path d="M 163 149 L 163 123 L 373 123 L 373 149" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 163 149 L 163 331 L 373 331 L 373 149" fill="#ffffff" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 163 149 L 373 149" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" text-anchor="middle" font-size="12px"><text x="267.5" y="140.5">struct section</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-167-154-202-26-0)" font-size="12px"><text x="168.5" y="166.5">avl avl</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-167-180-202-26-0)" font-size="12px"><text x="168.5" y="192.5">uint32_t hash</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-167-206-202-26-0)" font-size="12px"><text x="168.5" y="218.5">char *name</text></g><path d="M 373 240 L 393 240 L 393 103 L 268 103 L 268 116.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 268 121.88 L 264.5 114.88 L 268 116.63 L 271.5 114.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-167-232-202-26-0)" font-size="12px"><text x="168.5" y="244.5">struct section *next</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-167-258-202-26-0)" font-size="12px"><text x="168.5" y="270.5">struct config_option *values</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-167-284-202-26-0)" font-size="12px"><text x="168.5" y="296.5">avl_tree_lock values_index</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-167-310-202-26-0)" font-size="12px"><text x="168.5" y="322.5">netdata_mutex_t mutex</text></g><path d="M 513 63 L 513 37 L 653 37 L 653 63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 513 63 L 513 115 L 653 115 L 653 63" fill="#ffffff" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 513 63 L 653 63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" text-anchor="middle" font-size="12px"><text x="582.5" y="54.5">struct avl_tree_lock</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-517-68-132-26-0)" font-size="12px"><text x="518.5" y="80.5">avl_tree avl_tree</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-517-94-132-26-0)" font-size="12px"><text x="518.5" y="106.5">netdata_mutex_t mutex</text></g><path d="M 593 176 L 593 150 L 763 150 L 763 176" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 593 176 L 593 228 L 763 228 L 763 176" fill="#ffffff" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 593 176 L 763 176" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" text-anchor="middle" font-size="12px"><text x="677.5" y="167.5">struct avl_tree</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-597-181-162-26-0)" font-size="12px"><text x="598.5" y="193.5">avl *root</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-597-207-162-26-0)" font-size="12px"><text x="598.5" y="219.5">int (*compar)(void *a, void *b)</text></g><path d="M 143 42 L 268 42 L 268 116.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 268 121.88 L 264.5 114.88 L 268 116.63 L 271.5 114.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g transform="translate(217.5,36.5)"><switch><foreignObject style="overflow:visible;" pointer-events="all" width="57" height="11" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"><div xmlns="http://www.w3.org/1999/xhtml" style="display: inline-block; font-size: 11px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; vertical-align: top; white-space: nowrap; text-align: center;"><div xmlns="http://www.w3.org/1999/xhtml" style="display:inline-block;text-align:inherit;text-decoration:inherit;background-color:#ffffff;">linked list of</div></div></foreignObject><text x="29" y="11" fill="#000000" text-anchor="middle" font-size="11px" font-family="Helvetica">linked list of</text></switch></g><path d="M 653 76 L 678 76 L 678 143.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 678 148.88 L 674.5 141.88 L 678 143.63 L 681.5 141.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 733 266 L 733 240 L 873 240 L 873 266" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 733 266 L 733 318 L 873 318 L 873 266" fill="#ffffff" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 733 266 L 873 266" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" text-anchor="middle" font-size="12px"><text x="802.5" y="257.5">struct avl</text></g><path d="M 873 279 L 893 279 L 893 220 L 803 220 L 803 233.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 803 238.88 L 799.5 231.88 L 803 233.63 L 806.5 231.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-737-271-132-26-0)" font-size="12px"><text x="738.5" y="283.5">struct avl *avl_link[2]</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-737-297-132-26-0)" font-size="12px"><text x="738.5" y="309.5">signed char avl_balance</text></g><path d="M 763 189 L 803 189 L 803 233.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 803 238.88 L 799.5 231.88 L 803 233.63 L 806.5 231.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 423 348 L 423 322 L 573 322 L 573 348" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 423 348 L 423 504 L 573 504 L 573 348" fill="#ffffff" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 423 348 L 573 348" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" text-anchor="middle" font-size="12px"><text x="497.5" y="339.5">struct config_options</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-427-353-142-26-0)" font-size="12px"><text x="428.5" y="365.5">avl avl</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-427-379-142-26-0)" font-size="12px"><text x="428.5" y="391.5">uint8_t flags</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-427-405-142-26-0)" font-size="12px"><text x="428.5" y="417.5">uint32_t hash</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-427-431-142-26-0)" font-size="12px"><text x="428.5" y="443.5">char *name</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-427-457-142-26-0)" font-size="12px"><text x="428.5" y="469.5">char *value</text></g><path d="M 573 491 L 593 491 L 593 302 L 498 302 L 498 315.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 498 320.88 L 494.5 313.88 L 498 315.63 L 501.5 313.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-427-483-142-26-0)" font-size="12px"><text x="428.5" y="495.5">struct *config_option_next</text></g><path d="M 143 94 L 268 94 L 268 116.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 268 121.88 L 264.5 114.88 L 268 116.63 L 271.5 114.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g transform="translate(195.5,88.5)"><switch><foreignObject style="overflow:visible;" pointer-events="all" width="48" height="11" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"><div xmlns="http://www.w3.org/1999/xhtml" style="display: inline-block; font-size: 11px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; vertical-align: top; white-space: nowrap; text-align: center;"><div xmlns="http://www.w3.org/1999/xhtml" style="display:inline-block;text-align:inherit;text-decoration:inherit;background-color:#ffffff;">avl tree of</div></div></foreignObject><text x="24" y="11" fill="#000000" text-anchor="middle" font-size="11px" font-family="Helvetica">avl tree of</text></switch></g><path d="M 373 292 L 498 292 L 498 315.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 498 320.88 L 494.5 313.88 L 498 315.63 L 501.5 313.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g transform="translate(426.5,286.5)"><switch><foreignObject style="overflow:visible;" pointer-events="all" width="48" height="11" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"><div xmlns="http://www.w3.org/1999/xhtml" style="display: inline-block; font-size: 11px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; vertical-align: top; white-space: nowrap; text-align: center;"><div xmlns="http://www.w3.org/1999/xhtml" style="display:inline-block;text-align:inherit;text-decoration:inherit;background-color:#ffffff;">avl tree of</div></div></foreignObject><text x="24" y="11" fill="#000000" text-anchor="middle" font-size="11px" font-family="Helvetica">avl tree of</text></switch></g><path d="M 373 266 L 498 266 L 498 315.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 498 320.88 L 494.5 313.88 L 498 315.63 L 501.5 313.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g transform="translate(435.5,260.5)"><switch><foreignObject style="overflow:visible;" pointer-events="all" width="57" height="11" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"><div xmlns="http://www.w3.org/1999/xhtml" style="display: inline-block; font-size: 11px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; vertical-align: top; white-space: nowrap; text-align: center;"><div xmlns="http://www.w3.org/1999/xhtml" style="display:inline-block;text-align:inherit;text-decoration:inherit;background-color:#ffffff;">linked list of</div></div></foreignObject><text x="29" y="11" fill="#000000" text-anchor="middle" font-size="11px" font-family="Helvetica">linked list of</text></switch></g></svg>
+\ No newline at end of file
diff --git a/diagrams/data_structures/registry.svg b/diagrams/data_structures/registry.svg
new file mode 100644
index 0000000..2363e66
--- /dev/null
+++ b/diagrams/data_structures/registry.svg
@@ -0,0 +1,2 @@
+<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
+<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" version="1.1" width="1377px" height="1061px" viewBox="-0.5 -0.5 1377 1061" style="background-color: rgb(255, 255, 255);"><defs><clipPath id="mx-clip-7-39-202-26-0"><rect x="7" y="39" width="202" height="26"/></clipPath><clipPath id="mx-clip-7-91-202-26-0"><rect x="7" y="91" width="202" height="26"/></clipPath><clipPath id="mx-clip-7-117-202-26-0"><rect x="7" y="117" width="202" height="26"/></clipPath><clipPath id="mx-clip-7-143-202-26-0"><rect x="7" y="143" width="202" height="26"/></clipPath><clipPath id="mx-clip-7-169-202-26-0"><rect x="7" y="169" width="202" height="26"/></clipPath><clipPath id="mx-clip-7-195-202-26-0"><rect x="7" y="195" width="202" height="26"/></clipPath><clipPath id="mx-clip-7-221-202-26-0"><rect x="7" y="221" width="202" height="26"/></clipPath><clipPath id="mx-clip-7-247-202-26-0"><rect x="7" y="247" width="202" height="26"/></clipPath><clipPath id="mx-clip-7-299-202-26-0"><rect x="7" y="299" width="202" height="26"/></clipPath><clipPath id="mx-clip-7-325-202-26-0"><rect x="7" y="325" width="202" height="26"/></clipPath><clipPath id="mx-clip-7-351-202-26-0"><rect x="7" y="351" width="202" height="26"/></clipPath><clipPath id="mx-clip-7-377-202-26-0"><rect x="7" y="377" width="202" height="26"/></clipPath><clipPath id="mx-clip-7-403-202-26-0"><rect x="7" y="403" width="202" height="26"/></clipPath><clipPath id="mx-clip-7-455-202-26-0"><rect x="7" y="455" width="202" height="26"/></clipPath><clipPath id="mx-clip-7-481-202-26-0"><rect x="7" y="481" width="202" height="26"/></clipPath><clipPath id="mx-clip-7-507-202-26-0"><rect x="7" y="507" width="202" height="26"/></clipPath><clipPath id="mx-clip-7-533-202-26-0"><rect x="7" y="533" width="202" height="26"/></clipPath><clipPath id="mx-clip-7-559-202-26-0"><rect x="7" y="559" width="202" height="26"/></clipPath><clipPath id="mx-clip-7-585-202-26-0"><rect x="7" y="585" width="202" height="26"/></clipPath><clipPath id="mx-clip-7-611-202-26-0"><rect x="7" y="611" width="202" height="26"/></clipPath><clipPath id="mx-clip-7-637-202-26-0"><rect x="7" y="637" width="202" height="26"/></clipPath><clipPath id="mx-clip-7-689-202-26-0"><rect x="7" y="689" width="202" height="26"/></clipPath><clipPath id="mx-clip-7-715-202-26-0"><rect x="7" y="715" width="202" height="26"/></clipPath><clipPath id="mx-clip-7-741-202-26-0"><rect x="7" y="741" width="202" height="26"/></clipPath><clipPath id="mx-clip-7-767-202-26-0"><rect x="7" y="767" width="202" height="26"/></clipPath><clipPath id="mx-clip-7-793-202-26-0"><rect x="7" y="793" width="202" height="26"/></clipPath><clipPath id="mx-clip-7-819-202-26-0"><rect x="7" y="819" width="202" height="26"/></clipPath><clipPath id="mx-clip-7-845-202-26-0"><rect x="7" y="845" width="202" height="26"/></clipPath><clipPath id="mx-clip-7-871-202-26-0"><rect x="7" y="871" width="202" height="26"/></clipPath><clipPath id="mx-clip-7-897-202-26-0"><rect x="7" y="897" width="202" height="26"/></clipPath><clipPath id="mx-clip-897-52-202-26-0"><rect x="897" y="52" width="202" height="26"/></clipPath><clipPath id="mx-clip-897-78-202-26-0"><rect x="897" y="78" width="202" height="26"/></clipPath><clipPath id="mx-clip-897-104-202-26-0"><rect x="897" y="104" width="202" height="26"/></clipPath><clipPath id="mx-clip-897-130-202-26-0"><rect x="897" y="130" width="202" height="26"/></clipPath><clipPath id="mx-clip-942-513-162-26-0"><rect x="942" y="513" width="162" height="26"/></clipPath><clipPath id="mx-clip-942-539-162-26-0"><rect x="942" y="539" width="162" height="26"/></clipPath><clipPath id="mx-clip-1062-626-132-26-0"><rect x="1062" y="626" width="132" height="26"/></clipPath><clipPath id="mx-clip-1062-652-132-26-0"><rect x="1062" y="652" width="132" height="26"/></clipPath><clipPath id="mx-clip-1027-286-202-26-0"><rect x="1027" y="286" width="202" height="26"/></clipPath><clipPath id="mx-clip-1027-312-202-26-0"><rect x="1027" y="312" width="202" height="26"/></clipPath><clipPath id="mx-clip-1027-338-202-26-0"><rect x="1027" y="338" width="202" height="26"/></clipPath><clipPath id="mx-clip-1027-364-202-26-0"><rect x="1027" y="364" width="202" height="26"/></clipPath><clipPath id="mx-clip-1167-130-202-26-0"><rect x="1167" y="130" width="202" height="26"/></clipPath><clipPath id="mx-clip-1167-156-202-26-0"><rect x="1167" y="156" width="202" height="26"/></clipPath><clipPath id="mx-clip-1167-182-202-26-0"><rect x="1167" y="182" width="202" height="26"/></clipPath><clipPath id="mx-clip-1167-208-202-26-0"><rect x="1167" y="208" width="202" height="26"/></clipPath><clipPath id="mx-clip-377-61-202-26-0"><rect x="377" y="61" width="202" height="26"/></clipPath><clipPath id="mx-clip-377-87-202-26-0"><rect x="377" y="87" width="202" height="26"/></clipPath><clipPath id="mx-clip-377-113-202-26-0"><rect x="377" y="113" width="202" height="26"/></clipPath><clipPath id="mx-clip-377-139-202-26-0"><rect x="377" y="139" width="202" height="26"/></clipPath><clipPath id="mx-clip-377-165-202-26-0"><rect x="377" y="165" width="202" height="26"/></clipPath><clipPath id="mx-clip-527-286-202-26-0"><rect x="527" y="286" width="202" height="26"/></clipPath><clipPath id="mx-clip-527-312-202-26-0"><rect x="527" y="312" width="202" height="26"/></clipPath><clipPath id="mx-clip-527-338-202-26-0"><rect x="527" y="338" width="202" height="26"/></clipPath><clipPath id="mx-clip-527-364-202-26-0"><rect x="527" y="364" width="202" height="26"/></clipPath><clipPath id="mx-clip-527-390-202-26-0"><rect x="527" y="390" width="202" height="26"/></clipPath><clipPath id="mx-clip-527-416-202-26-0"><rect x="527" y="416" width="202" height="26"/></clipPath><clipPath id="mx-clip-527-442-202-26-0"><rect x="527" y="442" width="202" height="26"/></clipPath><clipPath id="mx-clip-527-468-202-26-0"><rect x="527" y="468" width="202" height="26"/></clipPath><clipPath id="mx-clip-677-929-202-26-0"><rect x="677" y="929" width="202" height="26"/></clipPath><clipPath id="mx-clip-677-955-202-26-0"><rect x="677" y="955" width="202" height="26"/></clipPath><clipPath id="mx-clip-677-981-202-26-0"><rect x="677" y="981" width="202" height="26"/></clipPath><clipPath id="mx-clip-677-1007-202-26-0"><rect x="677" y="1007" width="202" height="26"/></clipPath><clipPath id="mx-clip-677-1033-202-26-0"><rect x="677" y="1033" width="202" height="26"/></clipPath><clipPath id="mx-clip-317-587-202-26-0"><rect x="317" y="587" width="202" height="26"/></clipPath><clipPath id="mx-clip-317-613-202-26-0"><rect x="317" y="613" width="202" height="26"/></clipPath><clipPath id="mx-clip-317-639-202-26-0"><rect x="317" y="639" width="202" height="26"/></clipPath><clipPath id="mx-clip-317-665-202-26-0"><rect x="317" y="665" width="202" height="26"/></clipPath><clipPath id="mx-clip-317-691-202-26-0"><rect x="317" y="691" width="202" height="26"/></clipPath><clipPath id="mx-clip-317-717-202-26-0"><rect x="317" y="717" width="202" height="26"/></clipPath><clipPath id="mx-clip-547-704-202-26-0"><rect x="547" y="704" width="202" height="26"/></clipPath><clipPath id="mx-clip-547-730-202-26-0"><rect x="547" y="730" width="202" height="26"/></clipPath><clipPath id="mx-clip-547-756-202-26-0"><rect x="547" y="756" width="202" height="26"/></clipPath><clipPath id="mx-clip-547-782-202-26-0"><rect x="547" y="782" width="202" height="26"/></clipPath><clipPath id="mx-clip-547-808-202-26-0"><rect x="547" y="808" width="202" height="26"/></clipPath></defs><path d="M 213 827 L 213 801 L 253 801 L 253 10 L 478 10 L 478 23.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 478 28.88 L 474.5 21.88 L 478 23.63 L 481.5 21.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g transform="translate(223.5,310.5)"><switch><foreignObject style="overflow:visible;" pointer-events="all" width="59" height="11" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"><div xmlns="http://www.w3.org/1999/xhtml" style="display: inline-block; font-size: 11px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; vertical-align: top; white-space: nowrap; text-align: center;"><div xmlns="http://www.w3.org/1999/xhtml" style="display:inline-block;text-align:inherit;text-decoration:inherit;background-color:#ffffff;">dictionary of</div></div></foreignObject><text x="30" y="11" fill="#000000" text-anchor="middle" font-size="11px" font-family="Helvetica">dictionary of</text></switch></g><path d="M 213 879 L 778 878 L 778 891.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 778 896.88 L 774.5 889.88 L 778 891.63 L 781.5 889.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g transform="translate(480.5,872.5)"><switch><foreignObject style="overflow:visible;" pointer-events="all" width="48" height="11" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"><div xmlns="http://www.w3.org/1999/xhtml" style="display: inline-block; font-size: 11px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; vertical-align: top; white-space: nowrap; text-align: center;"><div xmlns="http://www.w3.org/1999/xhtml" style="display:inline-block;text-align:inherit;text-decoration:inherit;background-color:#ffffff;">avl tree of</div></div></foreignObject><text x="24" y="11" fill="#000000" text-anchor="middle" font-size="11px" font-family="Helvetica">avl tree of</text></switch></g><path d="M 3 33.5 L 3 7.5 L 213 7.5 L 213 33.5" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 3 33.5 L 3 917.5 L 213 917.5 L 213 33.5" fill="#ffffff" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 3 33.5 L 213 33.5" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" text-anchor="middle" font-size="12px"><text x="107.5" y="25">struct registry</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-39-202-26-0)" font-size="12px"><text x="8.5" y="51">int enabled</text></g><path d="M 3 85.5 L 3 59.5 L 213 59.5 L 213 85.5" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 3 85.5 L 3 267.5 L 213 267.5 L 213 85.5" fill="#ffffff" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 3 85.5 L 213 85.5" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" text-anchor="middle" font-size="12px"><text x="107.5" y="77">entries counters</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-91-202-26-0)" font-size="12px"><text x="8.5" y="103">unsigned long long persons_count</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-117-202-26-0)" font-size="12px"><text x="8.5" y="129">unsigned long long machines_count</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-143-202-26-0)" font-size="12px"><text x="8.5" y="155">unsigned long long usages count</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-169-202-26-0)" font-size="12px"><text x="8.5" y="181">unsigned long long urls_count</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-195-202-26-0)" font-size="12px"><text x="8.5" y="207">unsigned long long persons_urls_count</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-221-202-26-0)" font-size="12px"><text x="8.5" y="233">unsigned long long machines_urls_count</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-247-202-26-0)" font-size="12px"><text x="8.5" y="259">unsigned long long log_count</text></g><path d="M 3 293.5 L 3 267.5 L 213 267.5 L 213 293.5" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 3 293.5 L 3 423.5 L 213 423.5 L 213 293.5" fill="#ffffff" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 3 293.5 L 213 293.5" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" text-anchor="middle" font-size="12px"><text x="107.5" y="285">memory counters</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-299-202-26-0)" font-size="12px"><text x="8.5" y="311">unsigned long long persons memory</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-325-202-26-0)" font-size="12px"><text x="8.5" y="337">unsigned long long machines_memory</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-351-202-26-0)" font-size="12px"><text x="8.5" y="363">unsigned long long urls_memory</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-377-202-26-0)" font-size="12px"><text x="8.5" y="389">unsigned long long persons_urls_memory</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-403-202-26-0)" font-size="12px"><text x="8.5" y="415">unsigned long longmachines_urls_memory</text></g><path d="M 3 449.5 L 3 423.5 L 213 423.5 L 213 449.5" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 3 449.5 L 3 657.5 L 213 657.5 L 213 449.5" fill="#ffffff" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 3 449.5 L 213 449.5" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" text-anchor="middle" font-size="12px"><text x="107.5" y="441">configuration</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-455-202-26-0)" font-size="12px"><text x="8.5" y="467">unsigned long long save_registry_every_entries</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-481-202-26-0)" font-size="12px"><text x="8.5" y="493">char *registry_domain</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-507-202-26-0)" font-size="12px"><text x="8.5" y="519">char *hostname</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-533-202-26-0)" font-size="12px"><text x="8.5" y="545">char *registry_to_announce</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-559-202-26-0)" font-size="12px"><text x="8.5" y="571">time_t persons_expiration</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-585-202-26-0)" font-size="12px"><text x="8.5" y="597">int verify_cookies_redirects</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-611-202-26-0)" font-size="12px"><text x="8.5" y="623">size_t max_url_length</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-637-202-26-0)" font-size="12px"><text x="8.5" y="649">size_t max_name_length</text></g><path d="M 3 683.5 L 3 657.5 L 213 657.5 L 213 683.5" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 3 683.5 L 3 787.5 L 213 787.5 L 213 683.5" fill="#ffffff" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 3 683.5 L 213 683.5" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" text-anchor="middle" font-size="12px"><text x="107.5" y="675">path names</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-689-202-26-0)" font-size="12px"><text x="8.5" y="701">char *pathname</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-715-202-26-0)" font-size="12px"><text x="8.5" y="727">char *db_filename</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-741-202-26-0)" font-size="12px"><text x="8.5" y="753">char *log_filename</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-767-202-26-0)" font-size="12px"><text x="8.5" y="779">char *machine_guid_filename</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-793-202-26-0)" font-size="12px"><text x="8.5" y="805">FILE *log_fp</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-819-202-26-0)" font-size="12px"><text x="8.5" y="831">DICTIONARY *persons</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-845-202-26-0)" font-size="12px"><text x="8.5" y="857">DICTIONARY *machines</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-871-202-26-0)" font-size="12px"><text x="8.5" y="883">avl_tree registry_urls_root_index</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-897-202-26-0)" font-size="12px"><text x="8.5" y="909">netdata_mutex_t lock</text></g><path d="M 893 46.5 L 893 20.5 L 1103 20.5 L 1103 46.5" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 893 46.5 L 893 150.5 L 1103 150.5 L 1103 46.5" fill="#ffffff" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 893 46.5 L 1103 46.5" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" text-anchor="middle" font-size="12px"><text x="997.5" y="38">DICTIONARY</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-897-52-202-26-0)" font-size="12px"><text x="898.5" y="64">avl_tree values_index</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-897-78-202-26-0)" font-size="12px"><text x="898.5" y="90">uint8_t flags</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-897-104-202-26-0)" font-size="12px"><text x="898.5" y="116">struct dictionary_stats *stats</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-897-130-202-26-0)" font-size="12px"><text x="898.5" y="142">netdata_rwlock_t *rwlock</text></g><path d="M 938 507.5 L 938 481.5 L 1108 481.5 L 1108 507.5" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 938 507.5 L 938 559.5 L 1108 559.5 L 1108 507.5" fill="#ffffff" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 938 507.5 L 1108 507.5" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" text-anchor="middle" font-size="12px"><text x="1022.5" y="499">struct avl_tree</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-942-513-162-26-0)" font-size="12px"><text x="943.5" y="525">avl *root</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-942-539-162-26-0)" font-size="12px"><text x="943.5" y="551">int (*compar)(void *a, void *b)</text></g><path d="M 1058 620.5 L 1058 594.5 L 1198 594.5 L 1198 620.5" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 1058 620.5 L 1058 672.5 L 1198 672.5 L 1198 620.5" fill="#ffffff" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 1058 620.5 L 1198 620.5" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" text-anchor="middle" font-size="12px"><text x="1127.5" y="612">struct avl</text></g><path d="M 1198 634 L 1218 634 L 1218 575 L 1128 575 L 1128 588.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 1128 593.88 L 1124.5 586.88 L 1128 588.63 L 1131.5 586.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1062-626-132-26-0)" font-size="12px"><text x="1063.5" y="638">struct avl *avl_link[2]</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1062-652-132-26-0)" font-size="12px"><text x="1063.5" y="664">signed char avl_balance</text></g><path d="M 1108 521 L 1128 521 L 1128 588.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 1128 593.88 L 1124.5 586.88 L 1128 588.63 L 1131.5 586.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 1023 280.5 L 1023 254.5 L 1233 254.5 L 1233 280.5" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 1023 280.5 L 1023 384.5 L 1233 384.5 L 1233 280.5" fill="#ffffff" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 1023 280.5 L 1233 280.5" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" text-anchor="middle" font-size="12px"><text x="1127.5" y="272">struct dictionary_stats</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1027-286-202-26-0)" font-size="12px"><text x="1028.5" y="298">unsigned long long inserts</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1027-312-202-26-0)" font-size="12px"><text x="1028.5" y="324">unsigned long long deletes</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1027-338-202-26-0)" font-size="12px"><text x="1028.5" y="350">unsigned long long searches</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1027-364-202-26-0)" font-size="12px"><text x="1028.5" y="376">unsigned long long entries</text></g><path d="M 1103 112 L 1128 112 L 1128 248.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 1128 253.88 L 1124.5 246.88 L 1128 248.63 L 1131.5 246.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 1163 124.5 L 1163 98.5 L 1373 98.5 L 1373 124.5" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 1163 124.5 L 1163 228.5 L 1373 228.5 L 1373 124.5" fill="#ffffff" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 1163 124.5 L 1373 124.5" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" text-anchor="middle" font-size="12px"><text x="1267.5" y="116">NAME_VALUE</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1167-130-202-26-0)" font-size="12px"><text x="1168.5" y="142">avl avl</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1167-156-202-26-0)" font-size="12px"><text x="1168.5" y="168">uint32_t hash</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1167-182-202-26-0)" font-size="12px"><text x="1168.5" y="194">char *name</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1167-208-202-26-0)" font-size="12px"><text x="1168.5" y="220">void *value</text></g><path d="M 373 55.5 L 373 29.5 L 583 29.5 L 583 55.5" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 373 55.5 L 373 185.5 L 583 185.5 L 583 55.5" fill="#ffffff" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 373 55.5 L 583 55.5" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" text-anchor="middle" font-size="12px"><text x="477.5" y="47">REGISTRY_PERSON</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-377-61-202-26-0)" font-size="12px"><text x="378.5" y="73">char guid[GUID_LEN + 1]</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-377-87-202-26-0)" font-size="12px"><text x="378.5" y="99">avl_tree person_urls</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-377-113-202-26-0)" font-size="12px"><text x="378.5" y="125">uint32_t fist_t</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-377-139-202-26-0)" font-size="12px"><text x="378.5" y="151">uint32_t last_t</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-377-165-202-26-0)" font-size="12px"><text x="378.5" y="177">uint32_t usages</text></g><path d="M 523 280.5 L 523 254.5 L 733 254.5 L 733 280.5" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 523 280.5 L 523 488.5 L 733 488.5 L 733 280.5" fill="#ffffff" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 523 280.5 L 733 280.5" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" text-anchor="middle" font-size="12px"><text x="627.5" y="272">REGISTRY_PERSON_URL</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-527-286-202-26-0)" font-size="12px"><text x="528.5" y="298">avl avl</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-527-312-202-26-0)" font-size="12px"><text x="528.5" y="324">REGISTRY_URL *url</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-527-338-202-26-0)" font-size="12px"><text x="528.5" y="350">REGISTRY_MACHINE *machine</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-527-364-202-26-0)" font-size="12px"><text x="528.5" y="376">uint8_t flags</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-527-390-202-26-0)" font-size="12px"><text x="528.5" y="402">uint32_t first_t</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-527-416-202-26-0)" font-size="12px"><text x="528.5" y="428">uint32_t last_t</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-527-442-202-26-0)" font-size="12px"><text x="528.5" y="454">uint32_t usages</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-527-468-202-26-0)" font-size="12px"><text x="528.5" y="480">char machine_name[1]</text></g><path d="M 673 924 L 673 898 L 883 898 L 883 924" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 673 924 L 673 1054 L 883 1054 L 883 924" fill="#ffffff" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 673 924 L 883 924" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" text-anchor="middle" font-size="12px"><text x="777.5" y="915.5">REGISTRY_URL</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-677-929-202-26-0)" font-size="12px"><text x="678.5" y="941.5">avl avl</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-677-955-202-26-0)" font-size="12px"><text x="678.5" y="967.5">uint32_t hash</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-677-981-202-26-0)" font-size="12px"><text x="678.5" y="993.5">uint32_t links</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-677-1007-202-26-0)" font-size="12px"><text x="678.5" y="1019.5">uint16_t len</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-677-1033-202-26-0)" font-size="12px"><text x="678.5" y="1045.5">char url[1]</text></g><path d="M 733 320 L 778 320 L 778 891.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 778 896.88 L 774.5 889.88 L 778 891.63 L 781.5 889.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 313 581.5 L 313 555.5 L 523 555.5 L 523 581.5" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 313 581.5 L 313 737.5 L 523 737.5 L 523 581.5" fill="#ffffff" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 313 581.5 L 523 581.5" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" text-anchor="middle" font-size="12px"><text x="417.5" y="573">REGISTRY_MACHINE</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-317-587-202-26-0)" font-size="12px"><text x="318.5" y="599">char guid[GUID_LEN + 1]</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-317-613-202-26-0)" font-size="12px"><text x="318.5" y="625">uint32_t links</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-317-639-202-26-0)" font-size="12px"><text x="318.5" y="651">DICTIONARY *machine_urls</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-317-665-202-26-0)" font-size="12px"><text x="318.5" y="677">uint32_t first_t</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-317-691-202-26-0)" font-size="12px"><text x="318.5" y="703">uint32_t last_t</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-317-717-202-26-0)" font-size="12px"><text x="318.5" y="729">uint32_t usages</text></g><path d="M 543 698.5 L 543 672.5 L 753 672.5 L 753 698.5" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 543 698.5 L 543 828.5 L 753 828.5 L 753 698.5" fill="#ffffff" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 543 698.5 L 753 698.5" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" text-anchor="middle" font-size="12px"><text x="647.5" y="690">REGISTRY_MACHINE_URL</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-547-704-202-26-0)" font-size="12px"><text x="548.5" y="716">REGISTRY_URL *url</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-547-730-202-26-0)" font-size="12px"><text x="548.5" y="742">uint8_t flags</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-547-756-202-26-0)" font-size="12px"><text x="548.5" y="768">uint32_t first_t</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-547-782-202-26-0)" font-size="12px"><text x="548.5" y="794">uint32_t last_t</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-547-808-202-26-0)" font-size="12px"><text x="548.5" y="820">uint32_t usages</text></g><path d="M 753 712 L 778 712 L 778 891.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 778 896.88 L 774.5 889.88 L 778 891.63 L 781.5 889.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 523 647 L 648 647 L 648 666.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 648 671.88 L 644.5 664.88 L 648 666.63 L 651.5 664.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g transform="translate(569.5,641.5)"><switch><foreignObject style="overflow:visible;" pointer-events="all" width="59" height="11" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"><div xmlns="http://www.w3.org/1999/xhtml" style="display: inline-block; font-size: 11px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; vertical-align: top; white-space: nowrap; text-align: center;"><div xmlns="http://www.w3.org/1999/xhtml" style="display:inline-block;text-align:inherit;text-decoration:inherit;background-color:#ffffff;">dictionary of</div></div></foreignObject><text x="30" y="11" fill="#000000" text-anchor="middle" font-size="11px" font-family="Helvetica">dictionary of</text></switch></g><path d="M 583 95 L 628 95 L 628 248.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 628 253.88 L 624.5 246.88 L 628 248.63 L 631.5 246.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g transform="translate(603.5,147.5)"><switch><foreignObject style="overflow:visible;" pointer-events="all" width="48" height="11" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"><div xmlns="http://www.w3.org/1999/xhtml" style="display: inline-block; font-size: 11px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; vertical-align: top; white-space: nowrap; text-align: center;"><div xmlns="http://www.w3.org/1999/xhtml" style="display:inline-block;text-align:inherit;text-decoration:inherit;background-color:#ffffff;">avl tree of</div></div></foreignObject><text x="24" y="11" fill="#000000" text-anchor="middle" font-size="11px" font-family="Helvetica">avl tree of</text></switch></g><path d="M 1103 60 L 1268 60 L 1268 92.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 1268 97.88 L 1264.5 90.88 L 1268 92.63 L 1271.5 90.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g transform="translate(1180.5,54.5)"><switch><foreignObject style="overflow:visible;" pointer-events="all" width="48" height="11" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"><div xmlns="http://www.w3.org/1999/xhtml" style="display: inline-block; font-size: 11px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; vertical-align: top; white-space: nowrap; text-align: center;"><div xmlns="http://www.w3.org/1999/xhtml" style="display:inline-block;text-align:inherit;text-decoration:inherit;background-color:#ffffff;">avl tree of</div></div></foreignObject><text x="24" y="11" fill="#000000" text-anchor="middle" font-size="11px" font-family="Helvetica">avl tree of</text></switch></g><path d="M 213 853 L 213 827 L 273 827 L 273 536 L 418 536 L 418 549.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 418 554.88 L 414.5 547.88 L 418 549.63 L 421.5 547.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g transform="translate(243.5,636.5)"><switch><foreignObject style="overflow:visible;" pointer-events="all" width="59" height="11" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"><div xmlns="http://www.w3.org/1999/xhtml" style="display: inline-block; font-size: 11px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; vertical-align: top; white-space: nowrap; text-align: center;"><div xmlns="http://www.w3.org/1999/xhtml" style="display:inline-block;text-align:inherit;text-decoration:inherit;background-color:#ffffff;">dictionary of</div></div></foreignObject><text x="30" y="11" fill="#000000" text-anchor="middle" font-size="11px" font-family="Helvetica">dictionary of</text></switch></g><path d="M 733 346 L 753 346 L 753 518 L 418 518 L 418 549.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 418 554.88 L 414.5 547.88 L 418 549.63 L 421.5 547.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/></svg>
+\ No newline at end of file
diff --git a/diagrams/data_structures/rrd.svg b/diagrams/data_structures/rrd.svg
new file mode 100644
index 0000000..8b5014a
--- /dev/null
+++ b/diagrams/data_structures/rrd.svg
@@ -0,0 +1,2 @@
+<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
+<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" version="1.1" width="1787px" height="1646px" viewBox="-0.5 -0.5 1787 1646" style="background-color: rgb(255, 255, 255);"><defs><clipPath id="mx-clip-577-717-262-26-0"><rect x="577" y="717" width="262" height="26"/></clipPath><clipPath id="mx-clip-577-795-262-26-0"><rect x="577" y="795" width="262" height="26"/></clipPath><clipPath id="mx-clip-577-821-262-26-0"><rect x="577" y="821" width="262" height="26"/></clipPath><clipPath id="mx-clip-577-873-262-26-0"><rect x="577" y="873" width="262" height="26"/></clipPath><clipPath id="mx-clip-577-899-262-26-0"><rect x="577" y="899" width="262" height="26"/></clipPath><clipPath id="mx-clip-367-145-242-26-0"><rect x="367" y="145" width="242" height="26"/></clipPath><clipPath id="mx-clip-367-171-242-26-0"><rect x="367" y="171" width="242" height="26"/></clipPath><clipPath id="mx-clip-367-249-242-26-0"><rect x="367" y="249" width="242" height="26"/></clipPath><clipPath id="mx-clip-367-275-242-26-0"><rect x="367" y="275" width="242" height="26"/></clipPath><clipPath id="mx-clip-367-301-242-26-0"><rect x="367" y="301" width="242" height="26"/></clipPath><clipPath id="mx-clip-367-353-242-26-0"><rect x="367" y="353" width="242" height="26"/></clipPath><clipPath id="mx-clip-367-379-242-26-0"><rect x="367" y="379" width="242" height="26"/></clipPath><clipPath id="mx-clip-367-405-242-26-0"><rect x="367" y="405" width="242" height="26"/></clipPath><clipPath id="mx-clip-367-457-242-26-0"><rect x="367" y="457" width="242" height="26"/></clipPath><clipPath id="mx-clip-367-483-242-26-0"><rect x="367" y="483" width="242" height="26"/></clipPath><clipPath id="mx-clip-1247-165-172-26-0"><rect x="1247" y="165" width="172" height="26"/></clipPath><clipPath id="mx-clip-1247-191-172-26-0"><rect x="1247" y="191" width="172" height="26"/></clipPath><clipPath id="mx-clip-1247-217-172-26-0"><rect x="1247" y="217" width="172" height="26"/></clipPath><clipPath id="mx-clip-1247-243-172-26-0"><rect x="1247" y="243" width="172" height="26"/></clipPath><clipPath id="mx-clip-1247-269-172-26-0"><rect x="1247" y="269" width="172" height="26"/></clipPath><clipPath id="mx-clip-7-178-242-26-0"><rect x="7" y="178" width="242" height="26"/></clipPath><clipPath id="mx-clip-7-282-242-26-0"><rect x="7" y="282" width="242" height="26"/></clipPath><clipPath id="mx-clip-7-334-242-26-0"><rect x="7" y="334" width="242" height="26"/></clipPath><clipPath id="mx-clip-7-360-242-26-0"><rect x="7" y="360" width="242" height="26"/></clipPath><clipPath id="mx-clip-7-386-242-26-0"><rect x="7" y="386" width="242" height="26"/></clipPath><clipPath id="mx-clip-7-412-242-26-0"><rect x="7" y="412" width="242" height="26"/></clipPath><clipPath id="mx-clip-7-438-242-26-0"><rect x="7" y="438" width="242" height="26"/></clipPath><clipPath id="mx-clip-7-464-242-26-0"><rect x="7" y="464" width="242" height="26"/></clipPath><clipPath id="mx-clip-7-490-242-26-0"><rect x="7" y="490" width="242" height="26"/></clipPath><clipPath id="mx-clip-7-542-242-26-0"><rect x="7" y="542" width="242" height="26"/></clipPath><clipPath id="mx-clip-7-568-242-26-0"><rect x="7" y="568" width="242" height="26"/></clipPath><clipPath id="mx-clip-7-594-242-26-0"><rect x="7" y="594" width="242" height="26"/></clipPath><clipPath id="mx-clip-7-620-242-26-0"><rect x="7" y="620" width="242" height="26"/></clipPath><clipPath id="mx-clip-7-646-242-26-0"><rect x="7" y="646" width="242" height="26"/></clipPath><clipPath id="mx-clip-1617-477-162-26-0"><rect x="1617" y="477" width="162" height="26"/></clipPath><clipPath id="mx-clip-1617-503-162-26-0"><rect x="1617" y="503" width="162" height="26"/></clipPath><clipPath id="mx-clip-1617-529-162-26-0"><rect x="1617" y="529" width="162" height="26"/></clipPath><clipPath id="mx-clip-1617-555-162-26-0"><rect x="1617" y="555" width="162" height="26"/></clipPath><clipPath id="mx-clip-1617-581-162-26-0"><rect x="1617" y="581" width="162" height="26"/></clipPath><clipPath id="mx-clip-1617-607-162-26-0"><rect x="1617" y="607" width="162" height="26"/></clipPath><clipPath id="mx-clip-1617-633-162-26-0"><rect x="1617" y="633" width="162" height="26"/></clipPath><clipPath id="mx-clip-1317-555-212-26-0"><rect x="1317" y="555" width="212" height="26"/></clipPath><clipPath id="mx-clip-1317-581-212-26-0"><rect x="1317" y="581" width="212" height="26"/></clipPath><clipPath id="mx-clip-1317-607-212-26-0"><rect x="1317" y="607" width="212" height="26"/></clipPath><clipPath id="mx-clip-1317-633-212-26-0"><rect x="1317" y="633" width="212" height="26"/></clipPath><clipPath id="mx-clip-1317-659-212-26-0"><rect x="1317" y="659" width="212" height="26"/></clipPath><clipPath id="mx-clip-1317-685-212-26-0"><rect x="1317" y="685" width="212" height="26"/></clipPath><clipPath id="mx-clip-1317-711-212-26-0"><rect x="1317" y="711" width="212" height="26"/></clipPath><clipPath id="mx-clip-1317-737-212-26-0"><rect x="1317" y="737" width="212" height="26"/></clipPath><clipPath id="mx-clip-1317-763-212-26-0"><rect x="1317" y="763" width="212" height="26"/></clipPath><clipPath id="mx-clip-1317-789-212-26-0"><rect x="1317" y="789" width="212" height="26"/></clipPath><clipPath id="mx-clip-1317-815-212-26-0"><rect x="1317" y="815" width="212" height="26"/></clipPath><clipPath id="mx-clip-1317-841-212-26-0"><rect x="1317" y="841" width="212" height="26"/></clipPath><clipPath id="mx-clip-1317-867-212-26-0"><rect x="1317" y="867" width="212" height="26"/></clipPath><clipPath id="mx-clip-1317-893-212-26-0"><rect x="1317" y="893" width="212" height="26"/></clipPath><clipPath id="mx-clip-967-730-272-26-0"><rect x="967" y="730" width="272" height="26"/></clipPath><clipPath id="mx-clip-967-756-272-26-0"><rect x="967" y="756" width="272" height="26"/></clipPath><clipPath id="mx-clip-967-782-272-26-0"><rect x="967" y="782" width="272" height="26"/></clipPath><clipPath id="mx-clip-967-808-272-26-0"><rect x="967" y="808" width="272" height="26"/></clipPath><clipPath id="mx-clip-967-834-272-26-0"><rect x="967" y="834" width="272" height="26"/></clipPath><clipPath id="mx-clip-967-860-272-26-0"><rect x="967" y="860" width="272" height="26"/></clipPath><clipPath id="mx-clip-967-886-272-26-0"><rect x="967" y="886" width="272" height="26"/></clipPath><clipPath id="mx-clip-967-912-272-26-0"><rect x="967" y="912" width="272" height="26"/></clipPath><clipPath id="mx-clip-967-938-272-26-0"><rect x="967" y="938" width="272" height="26"/></clipPath><clipPath id="mx-clip-967-964-272-26-0"><rect x="967" y="964" width="272" height="26"/></clipPath><clipPath id="mx-clip-967-990-272-26-0"><rect x="967" y="990" width="272" height="26"/></clipPath><clipPath id="mx-clip-967-1016-272-26-0"><rect x="967" y="1016" width="272" height="26"/></clipPath><clipPath id="mx-clip-967-1042-272-26-0"><rect x="967" y="1042" width="272" height="26"/></clipPath><clipPath id="mx-clip-967-1068-272-26-0"><rect x="967" y="1068" width="272" height="26"/></clipPath><clipPath id="mx-clip-967-1094-272-26-0"><rect x="967" y="1094" width="272" height="26"/></clipPath><clipPath id="mx-clip-967-1120-272-26-0"><rect x="967" y="1120" width="272" height="26"/></clipPath><clipPath id="mx-clip-967-1146-272-26-0"><rect x="967" y="1146" width="272" height="26"/></clipPath><clipPath id="mx-clip-967-1172-272-26-0"><rect x="967" y="1172" width="272" height="26"/></clipPath><clipPath id="mx-clip-967-1198-272-26-0"><rect x="967" y="1198" width="272" height="26"/></clipPath><clipPath id="mx-clip-967-1224-272-26-0"><rect x="967" y="1224" width="272" height="26"/></clipPath><clipPath id="mx-clip-967-1250-272-26-0"><rect x="967" y="1250" width="272" height="26"/></clipPath><clipPath id="mx-clip-967-1276-272-26-0"><rect x="967" y="1276" width="272" height="26"/></clipPath><clipPath id="mx-clip-967-1302-272-26-0"><rect x="967" y="1302" width="272" height="26"/></clipPath><clipPath id="mx-clip-967-1328-272-26-0"><rect x="967" y="1328" width="272" height="26"/></clipPath><clipPath id="mx-clip-967-1354-272-26-0"><rect x="967" y="1354" width="272" height="26"/></clipPath><clipPath id="mx-clip-67-815-212-26-0"><rect x="67" y="815" width="212" height="26"/></clipPath><clipPath id="mx-clip-67-841-212-26-0"><rect x="67" y="841" width="212" height="26"/></clipPath><clipPath id="mx-clip-67-867-212-26-0"><rect x="67" y="867" width="212" height="26"/></clipPath><clipPath id="mx-clip-67-893-212-26-0"><rect x="67" y="893" width="212" height="26"/></clipPath><clipPath id="mx-clip-67-919-212-26-0"><rect x="67" y="919" width="212" height="26"/></clipPath><clipPath id="mx-clip-67-945-212-26-0"><rect x="67" y="945" width="212" height="26"/></clipPath><clipPath id="mx-clip-347-1068-132-26-0"><rect x="347" y="1068" width="132" height="26"/></clipPath><clipPath id="mx-clip-347-1094-132-26-0"><rect x="347" y="1094" width="132" height="26"/></clipPath><clipPath id="mx-clip-37-1117-212-26-0"><rect x="37" y="1117" width="212" height="26"/></clipPath><clipPath id="mx-clip-37-1143-212-26-0"><rect x="37" y="1143" width="212" height="26"/></clipPath><clipPath id="mx-clip-37-1169-212-26-0"><rect x="37" y="1169" width="212" height="26"/></clipPath><clipPath id="mx-clip-37-1221-212-26-0"><rect x="37" y="1221" width="212" height="26"/></clipPath><clipPath id="mx-clip-37-1247-212-26-0"><rect x="37" y="1247" width="212" height="26"/></clipPath><clipPath id="mx-clip-37-1273-212-26-0"><rect x="37" y="1273" width="212" height="26"/></clipPath><clipPath id="mx-clip-37-1299-212-26-0"><rect x="37" y="1299" width="212" height="26"/></clipPath><clipPath id="mx-clip-37-1325-212-26-0"><rect x="37" y="1325" width="212" height="26"/></clipPath><clipPath id="mx-clip-37-1351-212-26-0"><rect x="37" y="1351" width="212" height="26"/></clipPath><clipPath id="mx-clip-37-1377-212-26-0"><rect x="37" y="1377" width="212" height="26"/></clipPath><clipPath id="mx-clip-37-1403-212-26-0"><rect x="37" y="1403" width="212" height="26"/></clipPath><clipPath id="mx-clip-587-1065-242-26-0"><rect x="587" y="1065" width="242" height="26"/></clipPath><clipPath id="mx-clip-587-1091-242-26-0"><rect x="587" y="1091" width="242" height="26"/></clipPath><clipPath id="mx-clip-587-1117-242-26-0"><rect x="587" y="1117" width="242" height="26"/></clipPath><clipPath id="mx-clip-587-1143-242-26-0"><rect x="587" y="1143" width="242" height="26"/></clipPath><clipPath id="mx-clip-587-1169-242-26-0"><rect x="587" y="1169" width="242" height="26"/></clipPath><clipPath id="mx-clip-377-1280-162-26-0"><rect x="377" y="1280" width="162" height="26"/></clipPath><clipPath id="mx-clip-377-1306-162-26-0"><rect x="377" y="1306" width="162" height="26"/></clipPath><clipPath id="mx-clip-377-1332-162-26-0"><rect x="377" y="1332" width="162" height="26"/></clipPath><clipPath id="mx-clip-377-1358-162-26-0"><rect x="377" y="1358" width="162" height="26"/></clipPath><clipPath id="mx-clip-377-1384-162-26-0"><rect x="377" y="1384" width="162" height="26"/></clipPath><clipPath id="mx-clip-377-1410-162-26-0"><rect x="377" y="1410" width="162" height="26"/></clipPath><clipPath id="mx-clip-377-1436-162-26-0"><rect x="377" y="1436" width="162" height="26"/></clipPath><clipPath id="mx-clip-377-1462-162-26-0"><rect x="377" y="1462" width="162" height="26"/></clipPath><clipPath id="mx-clip-377-1488-162-26-0"><rect x="377" y="1488" width="162" height="26"/></clipPath><clipPath id="mx-clip-377-1514-162-26-0"><rect x="377" y="1514" width="162" height="26"/></clipPath><clipPath id="mx-clip-377-1540-162-26-0"><rect x="377" y="1540" width="162" height="26"/></clipPath><clipPath id="mx-clip-607-1280-132-26-0"><rect x="607" y="1280" width="132" height="26"/></clipPath><clipPath id="mx-clip-607-1306-132-26-0"><rect x="607" y="1306" width="132" height="26"/></clipPath><clipPath id="mx-clip-607-1332-132-26-0"><rect x="607" y="1332" width="132" height="26"/></clipPath><clipPath id="mx-clip-607-1358-132-26-0"><rect x="607" y="1358" width="132" height="26"/></clipPath><clipPath id="mx-clip-607-1384-132-26-0"><rect x="607" y="1384" width="132" height="26"/></clipPath><clipPath id="mx-clip-677-1462-172-26-0"><rect x="677" y="1462" width="172" height="26"/></clipPath><clipPath id="mx-clip-677-1488-172-26-0"><rect x="677" y="1488" width="172" height="26"/></clipPath><clipPath id="mx-clip-677-1514-172-26-0"><rect x="677" y="1514" width="172" height="26"/></clipPath><clipPath id="mx-clip-877-1566-142-26-0"><rect x="877" y="1566" width="142" height="26"/></clipPath><clipPath id="mx-clip-877-1592-142-26-0"><rect x="877" y="1592" width="142" height="26"/></clipPath><clipPath id="mx-clip-877-1618-142-26-0"><rect x="877" y="1618" width="142" height="26"/></clipPath></defs><path d="M 573 712 L 573 686 L 843 686 L 843 712" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 573 712 L 573 920 L 843 920 L 843 712" fill="#ffffff" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 573 712 L 843 712" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" text-anchor="middle" font-size="12px"><text x="707.5" y="703.5">RRDDIM</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-577-717-262-26-0)" font-size="12px"><text x="578.5" y="729.5">avl avl</text></g><path d="M 573 764 L 573 738 L 843 738 L 843 764" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 573 764 L 843 764" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" text-anchor="middle" font-size="12px"><text x="707.5" y="754.5">... dimension definition</text></g><path d="M 573 790 L 573 764 L 843 764 L 843 790" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 573 790 L 843 790" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" text-anchor="middle" font-size="12px"><text x="707.5" y="780.5">... temporary data</text></g><path d="M 843 803 L 863 803 L 863 660 L 708 660 L 708 679.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 708 684.88 L 704.5 677.88 L 708 679.63 L 711.5 677.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-577-795-262-26-0)" font-size="12px"><text x="578.5" y="807.5">struct rrddim *next</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-577-821-262-26-0)" font-size="12px"><text x="578.5" y="833.5">struct rrdsset *rrdset</text></g><path d="M 573 868 L 573 842 L 843 842 L 843 868" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 573 868 L 843 868" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" text-anchor="middle" font-size="12px"><text x="707.5" y="858.5">... disk data checking</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-577-873-262-26-0)" font-size="12px"><text x="578.5" y="885.5">struct rrddimvar *variables</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-577-899-262-26-0)" font-size="12px"><text x="578.5" y="911.5">storage_number values[]</text></g><path d="M 363 139.79 L 363 113.79 L 613 113.79 L 613 139.79" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 363 139.79 L 363 503.79 L 613 503.79 L 613 139.79" fill="#ffffff" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 363 139.79 L 613 139.79" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" text-anchor="middle" font-size="12px"><text x="487.5" y="131.29">RRDSET</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-367-145-242-26-0)" font-size="12px"><text x="368.5" y="157.29">avl avl</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-367-171-242-26-0)" font-size="12px"><text x="368.5" y="183.29">avl avlname</text></g><path d="M 363 217.79 L 363 191.79 L 613 191.79 L 613 217.79" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 363 217.79 L 613 217.79" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" text-anchor="middle" font-size="12px"><text x="487.5" y="208.29">... set configuration</text></g><path d="M 363 243.79 L 363 217.79 L 613 217.79 L 613 243.79" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 363 243.79 L 613 243.79" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" text-anchor="middle" font-size="12px"><text x="487.5" y="234.29">... temporary data</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-367-249-242-26-0)" font-size="12px"><text x="368.5" y="261.29">RRDFAMILY *rrdfamily</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-367-275-242-26-0)" font-size="12px"><text x="368.5" y="287.29">RRDHOST *rrdhost</text></g><path d="M 613 309 L 633 309 L 633 66 L 488 66 L 488 107.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 488 112.88 L 484.5 105.88 L 488 107.63 L 491.5 105.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-367-301-242-26-0)" font-size="12px"><text x="368.5" y="313.29">struct rrdset *next</text></g><path d="M 363 347.79 L 363 321.79 L 613 321.79 L 613 347.79" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 363 347.79 L 613 347.79" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" text-anchor="middle" font-size="12px"><text x="487.5" y="338.29">... local variables</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-367-353-242-26-0)" font-size="12px"><text x="368.5" y="365.29">avl_tree_lock rrdvar_root_index</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-367-379-242-26-0)" font-size="12px"><text x="368.5" y="391.29">RRDSETVAR *variables</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-367-405-242-26-0)" font-size="12px"><text x="368.5" y="417.29">RRDCALC *alarms</text></g><path d="M 363 451.79 L 363 425.79 L 613 425.79 L 613 451.79" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 363 451.79 L 613 451.79" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" text-anchor="middle" font-size="12px"><text x="487.5" y="442.29">... disk data checking</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-367-457-242-26-0)" font-size="12px"><text x="368.5" y="469.29">avl_tree_lock dimensions_index</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-367-483-242-26-0)" font-size="12px"><text x="368.5" y="495.29">RRDDIM *dimensions</text></g><path d="M 253 550 L 308 550 L 308 94 L 488 94 L 488 107.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 488 112.88 L 484.5 105.88 L 488 107.63 L 491.5 105.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g transform="translate(283.5,243.5)"><switch><foreignObject style="overflow:visible;" pointer-events="all" width="48" height="11" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"><div xmlns="http://www.w3.org/1999/xhtml" style="display: inline-block; font-size: 11px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; vertical-align: top; white-space: nowrap; text-align: center;"><div xmlns="http://www.w3.org/1999/xhtml" style="display:inline-block;text-align:inherit;text-decoration:inherit;background-color:#ffffff;">avl tree of</div></div></foreignObject><text x="24" y="11" fill="#000000" text-anchor="middle" font-size="11px" font-family="Helvetica">avl tree of</text></switch></g><path d="M 253 628 L 933 628 L 933 427 L 1698 427 L 1698 440.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 1698 445.88 L 1694.5 438.88 L 1698 440.63 L 1701.5 438.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g transform="translate(908.5,469.5)"><switch><foreignObject style="overflow:visible;" pointer-events="all" width="48" height="11" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"><div xmlns="http://www.w3.org/1999/xhtml" style="display: inline-block; font-size: 11px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; vertical-align: top; white-space: nowrap; text-align: center;"><div xmlns="http://www.w3.org/1999/xhtml" style="display:inline-block;text-align:inherit;text-decoration:inherit;background-color:#ffffff;">avl tree of</div></div></foreignObject><text x="24" y="11" fill="#000000" text-anchor="middle" font-size="11px" font-family="Helvetica">avl tree of</text></switch></g><path d="M 253 602 L 930 602 C 930 598.1 936 598.1 936 602 L 936 602 L 1003 602 L 1003 430 C 1006.9 430 1006.9 424 1003 424 L 1003 424 L 1003 114 L 1333 114 L 1333 127.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 1333 132.88 L 1329.5 125.88 L 1333 127.63 L 1336.5 125.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g transform="translate(978.5,552.5)"><switch><foreignObject style="overflow:visible;" pointer-events="all" width="48" height="11" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"><div xmlns="http://www.w3.org/1999/xhtml" style="display: inline-block; font-size: 11px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; vertical-align: top; white-space: nowrap; text-align: center;"><div xmlns="http://www.w3.org/1999/xhtml" style="display:inline-block;text-align:inherit;text-decoration:inherit;background-color:#ffffff;">avl tree of</div></div></foreignObject><text x="24" y="11" fill="#000000" text-anchor="middle" font-size="11px" font-family="Helvetica">avl tree of</text></switch></g><path d="M 1243 160 L 1243 134 L 1423 134 L 1423 160" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 1243 160 L 1243 290 L 1423 290 L 1423 160" fill="#ffffff" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 1243 160 L 1423 160" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" text-anchor="middle" font-size="12px"><text x="1332.5" y="151.5">RRDFAMILY</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1247-165-172-26-0)" font-size="12px"><text x="1248.5" y="177.5">avl avl</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1247-191-172-26-0)" font-size="12px"><text x="1248.5" y="203.5">const char *family</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1247-217-172-26-0)" font-size="12px"><text x="1248.5" y="229.5">uint32_t hash_family</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1247-243-172-26-0)" font-size="12px"><text x="1248.5" y="255.5">size_t use_count</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1247-269-172-26-0)" font-size="12px"><text x="1248.5" y="281.5">avl_tree_lock rrdvar_root_index</text></g><path d="M 3 173 L 3 147 L 253 147 L 253 173" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 3 173 L 3 667 L 253 667 L 253 173" fill="#ffffff" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 3 173 L 253 173" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" text-anchor="middle" font-size="12px"><text x="127.5" y="164.5">RRDHOST</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-178-242-26-0)" font-size="12px"><text x="8.5" y="190.5">avl avl</text></g><path d="M 3 225 L 3 199 L 253 199 L 253 225" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 3 225 L 253 225" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" text-anchor="middle" font-size="12px"><text x="127.5" y="215.5">... host information</text></g><path d="M 3 251 L 3 225 L 253 225 L 253 251" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 3 251 L 253 251" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" text-anchor="middle" font-size="12px"><text x="127.5" y="241.5">... streaming</text></g><path d="M 3 277 L 3 251 L 253 251 L 253 277" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 3 277 L 253 277" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" text-anchor="middle" font-size="12px"><text x="127.5" y="267.5">... health monitoring options</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-282-242-26-0)" font-size="12px"><text x="8.5" y="294.5">RRDCALC *alarms</text></g><path d="M 3 329 L 3 303 L 253 303 L 253 329" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 3 329 L 3 433 L 253 433 L 253 329" fill="#ffffff" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 3 329 L 253 329" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" text-anchor="middle" font-size="12px"><text x="127.5" y="320.5">... health monitoring options</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-334-242-26-0)" font-size="12px"><text x="8.5" y="346.5">ALARM_LOG health_log</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-360-242-26-0)" font-size="12px"><text x="8.5" y="372.5">uint32_t health_last_processed_id</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-386-242-26-0)" font-size="12px"><text x="8.5" y="398.5">uint32_t health_max_unique_id</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-412-242-26-0)" font-size="12px"><text x="8.5" y="424.5">uint32_t health_max_alarm_id</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-438-242-26-0)" font-size="12px"><text x="8.5" y="450.5">RRDCALCTEMPLATE *templates</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-464-242-26-0)" font-size="12px"><text x="8.5" y="476.5">RRDSET *rrdset_root</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-490-242-26-0)" font-size="12px"><text x="8.5" y="502.5">netdata_rwlock_t rrdhost_rwlock</text></g><path d="M 3 537 L 3 511 L 253 511 L 253 537" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 3 537 L 3 667 L 253 667 L 253 537" fill="#ffffff" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 3 537 L 253 537" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" text-anchor="middle" font-size="12px"><text x="127.5" y="528.5">... indexes</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-542-242-26-0)" font-size="12px"><text x="8.5" y="554.5">avl_tree_lock rrdset_root_index</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-568-242-26-0)" font-size="12px"><text x="8.5" y="580.5">avl_tree_lock rrdset_root_index_name</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-594-242-26-0)" font-size="12px"><text x="8.5" y="606.5">avl_tree_lock rrdfamily_root_index</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-620-242-26-0)" font-size="12px"><text x="8.5" y="632.5">avl_tree_lock rrdvar_root_index</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-646-242-26-0)" font-size="12px"><text x="8.5" y="658.5">struct rrdhost *next</text></g><path d="M 253 654 L 273 654 L 273 631 C 276.9 631 276.9 625 273 625 L 273 625 L 273 605 C 276.9 605 276.9 599 273 599 L 273 599 L 273 553 C 276.9 553 276.9 547 273 547 L 273 547 L 273 127 L 128 127 L 128 140.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 128 145.88 L 124.5 138.88 L 128 140.63 L 131.5 138.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 1613 472 L 1613 447 L 1783 447 L 1783 472" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 1613 472 L 1613 654 L 1783 654 L 1783 472" fill="#ffffff" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 1613 472 L 1783 472" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" text-anchor="middle" font-size="12px"><text x="1697.5" y="464">RRDVAR</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1617-477-162-26-0)" font-size="12px"><text x="1618.5" y="489.5">avl avl</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1617-503-162-26-0)" font-size="12px"><text x="1618.5" y="515.5">char *name</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1617-529-162-26-0)" font-size="12px"><text x="1618.5" y="541.5">uint32_t hash</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1617-555-162-26-0)" font-size="12px"><text x="1618.5" y="567.5">RRDVAR_TYPE type</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1617-581-162-26-0)" font-size="12px"><text x="1618.5" y="593.5">RRDVAR_OPTIONS options</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1617-607-162-26-0)" font-size="12px"><text x="1618.5" y="619.5">void *value</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1617-633-162-26-0)" font-size="12px"><text x="1618.5" y="645.5">time_t last_updated</text></g><path d="M 1313 550 L 1313 524 L 1533 524 L 1533 550" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 1313 550 L 1313 914 L 1533 914 L 1533 550" fill="#ffffff" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 1313 550 L 1533 550" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" text-anchor="middle" font-size="12px"><text x="1422.5" y="541.5">RRDSETVAR</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1317-555-212-26-0)" font-size="12px"><text x="1318.5" y="567.5">char *variable</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1317-581-212-26-0)" font-size="12px"><text x="1318.5" y="593.5">uint32_t hash</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1317-607-212-26-0)" font-size="12px"><text x="1318.5" y="619.5">char *key_fullid</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1317-633-212-26-0)" font-size="12px"><text x="1318.5" y="645.5">char *key_fullname</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1317-659-212-26-0)" font-size="12px"><text x="1318.5" y="671.5">RRDVAR_TYPE type</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1317-685-212-26-0)" font-size="12px"><text x="1318.5" y="697.5">void *value</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1317-711-212-26-0)" font-size="12px"><text x="1318.5" y="723.5">RRDVAR_OPTIONS options</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1317-737-212-26-0)" font-size="12px"><text x="1318.5" y="749.5">RRDVAR *var_local</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1317-763-212-26-0)" font-size="12px"><text x="1318.5" y="775.5">RRDVAR *var_family</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1317-789-212-26-0)" font-size="12px"><text x="1318.5" y="801.5">RRDVAR *var_host</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1317-815-212-26-0)" font-size="12px"><text x="1318.5" y="827.5">RRDVAR *var_family_name</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1317-841-212-26-0)" font-size="12px"><text x="1318.5" y="853.5">RRDVAR *var_host_name</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1317-867-212-26-0)" font-size="12px"><text x="1318.5" y="879.5">struct rrdset *rrdset</text></g><path d="M 1533 901 L 1553 901 L 1553 504 L 1423 504 L 1423 517.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 1423 522.88 L 1419.5 515.88 L 1423 517.63 L 1426.5 515.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1317-893-212-26-0)" font-size="12px"><text x="1318.5" y="905.5">struct rrdsetvar *next</text></g><path d="M 963 725 L 963 699 L 1243 699 L 1243 725" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 963 725 L 963 1375 L 1243 1375 L 1243 725" fill="#ffffff" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 963 725 L 1243 725" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" text-anchor="middle" font-size="12px"><text x="1102.5" y="716.5">RRDDIMVAR</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-967-730-272-26-0)" font-size="12px"><text x="968.5" y="742.5">char *prefix</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-967-756-272-26-0)" font-size="12px"><text x="968.5" y="768.5">char *suffix</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-967-782-272-26-0)" font-size="12px"><text x="968.5" y="794.5">char *key_id</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-967-808-272-26-0)" font-size="12px"><text x="968.5" y="820.5">char *key_name</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-967-834-272-26-0)" font-size="12px"><text x="968.5" y="846.5">char *key_contextid</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-967-860-272-26-0)" font-size="12px"><text x="968.5" y="872.5">char *key_contexname</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-967-886-272-26-0)" font-size="12px"><text x="968.5" y="898.5">char *key_fullidid</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-967-912-272-26-0)" font-size="12px"><text x="968.5" y="924.5">char *key_fullidname</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-967-938-272-26-0)" font-size="12px"><text x="968.5" y="950.5">char *key_fullnameid</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-967-964-272-26-0)" font-size="12px"><text x="968.5" y="976.5">char *key_fullnamename</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-967-990-272-26-0)" font-size="12px"><text x="968.5" y="1002.5">RRDVAR_TYPE type</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-967-1016-272-26-0)" font-size="12px"><text x="968.5" y="1028.5">void *value</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-967-1042-272-26-0)" font-size="12px"><text x="968.5" y="1054.5">RRDVAR_OPTIONS options</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-967-1068-272-26-0)" font-size="12px"><text x="968.5" y="1080.5">RRDVAR *var_local_id</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-967-1094-272-26-0)" font-size="12px"><text x="968.5" y="1106.5">RRDVAR *var_local_name</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-967-1120-272-26-0)" font-size="12px"><text x="968.5" y="1132.5">RRDVAR *var_family_id</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-967-1146-272-26-0)" font-size="12px"><text x="968.5" y="1158.5">RRDVAR *var_family_name</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-967-1172-272-26-0)" font-size="12px"><text x="968.5" y="1184.5">RRDVAR *var_family_contextid</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-967-1198-272-26-0)" font-size="12px"><text x="968.5" y="1210.5">RRDVAR *var_family_contextname</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-967-1224-272-26-0)" font-size="12px"><text x="968.5" y="1236.5">RRDVAR *var_host_chartidid</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-967-1250-272-26-0)" font-size="12px"><text x="968.5" y="1262.5">RRDVAR *var_host_chartidname</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-967-1276-272-26-0)" font-size="12px"><text x="968.5" y="1288.5">RRDVAR *var_host_chartnameid</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-967-1302-272-26-0)" font-size="12px"><text x="968.5" y="1314.5">RRDVAR *var_host_chartnamename</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-967-1328-272-26-0)" font-size="12px"><text x="968.5" y="1340.5">struct rrddim *rrddim</text></g><path d="M 1243 1362 L 1263 1362 L 1263 679 L 1103 679 L 1103 692.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 1103 697.88 L 1099.5 690.88 L 1103 692.63 L 1106.5 690.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-967-1354-272-26-0)" font-size="12px"><text x="968.5" y="1366.5">struct rrddimvar *next</text></g><path d="M 843 881 L 903 881 L 903 679 L 1103 679 L 1103 692.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 1103 697.88 L 1099.5 690.88 L 1103 692.63 L 1106.5 690.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g transform="translate(874.5,694.5)"><switch><foreignObject style="overflow:visible;" pointer-events="all" width="57" height="11" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"><div xmlns="http://www.w3.org/1999/xhtml" style="display: inline-block; font-size: 11px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; vertical-align: top; white-space: nowrap; text-align: center;"><div xmlns="http://www.w3.org/1999/xhtml" style="display:inline-block;text-align:inherit;text-decoration:inherit;background-color:#ffffff;">linked list of</div></div></foreignObject><text x="29" y="11" fill="#000000" text-anchor="middle" font-size="11px" font-family="Helvetica">linked list of</text></switch></g><path d="M 843 829 L 843 739 L 860 739 C 860 735.1 866 735.1 866 739 L 866 739 L 893 739 L 893 631 C 896.9 631 896.9 625 893 625 L 893 625 L 893 605 C 896.9 605 896.9 599 893 599 L 893 599 L 893 89 L 636 89 C 636 85.1 630 85.1 630 89 L 630 89 L 488 89 L 488 89 L 488 107.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 488 112.88 L 484.5 105.88 L 488 107.63 L 491.5 105.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 253 576 L 270 576 C 270 572.1 276 572.1 276 576 L 276 576 L 308 576 L 308 94 L 488 94 L 488 107.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 488 112.88 L 484.5 105.88 L 488 107.63 L 491.5 105.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g transform="translate(283.5,256.5)"><switch><foreignObject style="overflow:visible;" pointer-events="all" width="48" height="11" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"><div xmlns="http://www.w3.org/1999/xhtml" style="display: inline-block; font-size: 11px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; vertical-align: top; white-space: nowrap; text-align: center;"><div xmlns="http://www.w3.org/1999/xhtml" style="display:inline-block;text-align:inherit;text-decoration:inherit;background-color:#ffffff;">avl tree of</div></div></foreignObject><text x="24" y="11" fill="#000000" text-anchor="middle" font-size="11px" font-family="Helvetica">avl tree of</text></switch></g><path d="M 613 465 L 708 465 L 708 599 C 711.9 599 711.9 605 708 605 L 708 605 L 708 625 C 711.9 625 711.9 631 708 631 L 708 631 L 708 679.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 708 684.88 L 704.5 677.88 L 708 679.63 L 711.5 677.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g transform="translate(683.5,522.5)"><switch><foreignObject style="overflow:visible;" pointer-events="all" width="48" height="11" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"><div xmlns="http://www.w3.org/1999/xhtml" style="display: inline-block; font-size: 11px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; vertical-align: top; white-space: nowrap; text-align: center;"><div xmlns="http://www.w3.org/1999/xhtml" style="display:inline-block;text-align:inherit;text-decoration:inherit;background-color:#ffffff;">avl tree of</div></div></foreignObject><text x="24" y="11" fill="#000000" text-anchor="middle" font-size="11px" font-family="Helvetica">avl tree of</text></switch></g><path d="M 613 491 L 708 491 L 708 491 L 708 599 C 711.9 599 711.9 605 708 605 L 708 605 L 708 625 C 711.9 625 711.9 631 708 631 L 708 631 L 708 679.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 708 684.88 L 704.5 677.88 L 708 679.63 L 711.5 677.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g transform="translate(679.5,535.5)"><switch><foreignObject style="overflow:visible;" pointer-events="all" width="57" height="11" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"><div xmlns="http://www.w3.org/1999/xhtml" style="display: inline-block; font-size: 11px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; vertical-align: top; white-space: nowrap; text-align: center;"><div xmlns="http://www.w3.org/1999/xhtml" style="display:inline-block;text-align:inherit;text-decoration:inherit;background-color:#ffffff;">linked list of</div></div></foreignObject><text x="29" y="11" fill="#000000" text-anchor="middle" font-size="11px" font-family="Helvetica">linked list of</text></switch></g><path d="M 613 387 L 890 387 C 890 383.1 896 383.1 896 387 L 896 387 L 1000 387 C 1000 383.1 1006 383.1 1006 387 L 1006 387 L 1423 387 L 1423 424 C 1426.9 424 1426.9 430 1423 430 L 1423 430 L 1423 517.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 1423 522.88 L 1419.5 515.88 L 1423 517.63 L 1426.5 515.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g transform="translate(1058.5,381.5)"><switch><foreignObject style="overflow:visible;" pointer-events="all" width="57" height="11" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"><div xmlns="http://www.w3.org/1999/xhtml" style="display: inline-block; font-size: 11px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; vertical-align: top; white-space: nowrap; text-align: center;"><div xmlns="http://www.w3.org/1999/xhtml" style="display:inline-block;text-align:inherit;text-decoration:inherit;background-color:#ffffff;">linked list of</div></div></foreignObject><text x="29" y="11" fill="#000000" text-anchor="middle" font-size="11px" font-family="Helvetica">linked list of</text></switch></g><path d="M 613 361 L 890 361 C 890 357.1 896 357.1 896 361 L 896 361 L 1000 361 C 1000 357.1 1006 357.1 1006 361 L 1006 361 L 1698 361 L 1698 440.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 1698 445.88 L 1694.5 438.88 L 1698 440.63 L 1701.5 438.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g transform="translate(1174.5,355.5)"><switch><foreignObject style="overflow:visible;" pointer-events="all" width="48" height="11" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"><div xmlns="http://www.w3.org/1999/xhtml" style="display: inline-block; font-size: 11px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; vertical-align: top; white-space: nowrap; text-align: center;"><div xmlns="http://www.w3.org/1999/xhtml" style="display:inline-block;text-align:inherit;text-decoration:inherit;background-color:#ffffff;">avl tree of</div></div></foreignObject><text x="24" y="11" fill="#000000" text-anchor="middle" font-size="11px" font-family="Helvetica">avl tree of</text></switch></g><path d="M 613 283 L 613 277 L 630 277 C 630 273.1 636 273.1 636 277 L 636 277 L 703 277 L 703 92 C 706.9 92 706.9 86 703 86 L 703 86 L 703 10 L 128 10 L 128 140.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 128 145.88 L 124.5 138.88 L 128 140.63 L 131.5 138.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 613 257 L 630 257 C 630 253.1 636 253.1 636 257 L 636 257 L 700 257 C 700 253.1 706 253.1 706 257 L 706 257 L 890 257 C 890 253.1 896 253.1 896 257 L 896 257 L 1003 257 L 1003 257 L 1003 114 L 1333 114 L 1333 127.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 1333 132.88 L 1329.5 125.88 L 1333 127.63 L 1336.5 125.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 63 810 L 63 784 L 283 784 L 283 810" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 63 810 L 63 966 L 283 966 L 283 810" fill="#ffffff" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 63 810 L 283 810" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" text-anchor="middle" font-size="12px"><text x="172.5" y="801.5">ALARM_LOG</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-67-815-212-26-0)" font-size="12px"><text x="68.5" y="827.5">uint32_t next_log_id</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-67-841-212-26-0)" font-size="12px"><text x="68.5" y="853.5">uint32_t next_alarm_id</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-67-867-212-26-0)" font-size="12px"><text x="68.5" y="879.5">unsigned int count</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-67-893-212-26-0)" font-size="12px"><text x="68.5" y="905.5">unsigned int max</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-67-919-212-26-0)" font-size="12px"><text x="68.5" y="931.5">ALARM_ENTRY *alarms</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-67-945-212-26-0)" font-size="12px"><text x="68.5" y="957.5">netdata_rwlock_t alarm_log_rwlock</text></g><path d="M 283 927 L 413 927 L 413 1030.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 413 1035.88 L 409.5 1028.88 L 413 1030.63 L 416.5 1028.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g transform="translate(374.5,921.5)"><switch><foreignObject style="overflow:visible;" pointer-events="all" width="57" height="11" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"><div xmlns="http://www.w3.org/1999/xhtml" style="display: inline-block; font-size: 11px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; vertical-align: top; white-space: nowrap; text-align: center;"><div xmlns="http://www.w3.org/1999/xhtml" style="display:inline-block;text-align:inherit;text-decoration:inherit;background-color:#ffffff;">linked list of</div></div></foreignObject><text x="29" y="11" fill="#000000" text-anchor="middle" font-size="11px" font-family="Helvetica">linked list of</text></switch></g><path d="M 343 1063 L 343 1037 L 483 1037 L 483 1063" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 343 1063 L 343 1115 L 483 1115 L 483 1063" fill="#ffffff" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 343 1063 L 483 1063" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" text-anchor="middle" font-size="12px"><text x="412.5" y="1054.5">ALARM_ENTRY *</text></g><path d="M 483 1102 L 503 1102 L 503 1017 L 413 1017 L 413 1030.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 413 1035.88 L 409.5 1028.88 L 413 1030.63 L 416.5 1028.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-347-1068-132-26-0)" font-size="12px"><text x="348.5" y="1080.5">...</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-347-1094-132-26-0)" font-size="12px"><text x="348.5" y="1106.5">struct alarm_entry *next</text></g><path d="M 253 342 L 270 342 C 270 338.1 276 338.1 276 342 L 276 342 L 305 342 C 305 338.1 311 338.1 311 342 L 311 342 L 333 342 L 333 599 C 336.9 599 336.9 605 333 605 L 333 605 L 333 625 C 336.9 625 336.9 631 333 631 L 333 631 L 333 710 L 173 710 L 173 777.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 173 782.88 L 169.5 775.88 L 173 777.63 L 176.5 775.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 33 1086 L 33 1060 L 253 1060 L 253 1086" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 33 1086 L 33 1424 L 253 1424 L 253 1086" fill="#ffffff" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 33 1086 L 253 1086" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" text-anchor="middle" font-size="12px"><text x="142.5" y="1077.5">RRDCALC</text></g><path d="M 33 1112 L 33 1086 L 253 1086 L 253 1112" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 33 1112 L 253 1112" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" text-anchor="middle" font-size="12px"><text x="142.5" y="1102.5">...</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-37-1117-212-26-0)" font-size="12px"><text x="38.5" y="1129.5">EVAL_EXPRESSION *calculation</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-37-1143-212-26-0)" font-size="12px"><text x="38.5" y="1155.5">EVAL_EXPRESSION *warning</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-37-1169-212-26-0)" font-size="12px"><text x="38.5" y="1181.5">EVAL_EXPRESSION *critical</text></g><path d="M 33 1216 L 33 1190 L 253 1190 L 253 1216" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 33 1216 L 253 1216" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" text-anchor="middle" font-size="12px"><text x="142.5" y="1206.5">...</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-37-1221-212-26-0)" font-size="12px"><text x="38.5" y="1233.5">RRDVAR *local</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-37-1247-212-26-0)" font-size="12px"><text x="38.5" y="1259.5">RRDVAR *family</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-37-1273-212-26-0)" font-size="12px"><text x="38.5" y="1285.5">RRDVAR *hostid</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-37-1299-212-26-0)" font-size="12px"><text x="38.5" y="1311.5">RRDVAR *hostname</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-37-1325-212-26-0)" font-size="12px"><text x="38.5" y="1337.5">struct rrdset *rrdset</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-37-1351-212-26-0)" font-size="12px"><text x="38.5" y="1363.5">struct rrdcalc *rrdset_next</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-37-1377-212-26-0)" font-size="12px"><text x="38.5" y="1389.5">struct rrdcalc *rrdset_prev</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-37-1403-212-26-0)" font-size="12px"><text x="38.5" y="1415.5">struct rrdcalc *next</text></g><path d="M 253 1359 L 273 1359 L 273 1040 L 143 1040 L 143 1053.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 143 1058.88 L 139.5 1051.88 L 143 1053.63 L 146.5 1051.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 253 1385 L 273 1385 L 273 1040 L 143 1040 L 143 1053.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 143 1058.88 L 139.5 1051.88 L 143 1053.63 L 146.5 1051.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 253 1411 L 273 1411 L 273 1040 L 143 1040 L 143 1053.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 143 1058.88 L 139.5 1051.88 L 143 1053.63 L 146.5 1051.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 583 1060 L 583 1034 L 833 1034 L 833 1060" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 583 1060 L 583 1190 L 833 1190 L 833 1060" fill="#ffffff" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 583 1060 L 833 1060" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" text-anchor="middle" font-size="12px"><text x="707.5" y="1051.5">RRDCALCTEMPLATE *</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-587-1065-242-26-0)" font-size="12px"><text x="588.5" y="1077.5">...</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-587-1091-242-26-0)" font-size="12px"><text x="588.5" y="1103.5">EVAL_EXPRESSION *calculation</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-587-1117-242-26-0)" font-size="12px"><text x="588.5" y="1129.5">EVAL_EXPRESSION *warning</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-587-1143-242-26-0)" font-size="12px"><text x="588.5" y="1155.5">EVAL_EXPRESSION *critical</text></g><path d="M 833 1177 L 853 1177 L 853 1014 L 708 1014 L 708 1027.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 708 1032.88 L 704.5 1025.88 L 708 1027.63 L 711.5 1025.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-587-1169-242-26-0)" font-size="12px"><text x="588.5" y="1181.5">struct rrdcalctemplate *next</text></g><path d="M 253 290 L 270 290 C 270 286.1 276 286.1 276 290 L 276 290 L 293 290 L 293 339 C 296.9 339 296.9 345 293 345 L 293 345 L 293 547 C 296.9 547 296.9 553 293 553 L 293 553 L 293 573 C 296.9 573 296.9 579 293 579 L 293 579 L 293 599 C 296.9 599 296.9 605 293 605 L 293 605 L 293 625 C 296.9 625 296.9 631 293 631 L 293 631 L 293 682 L 143 682 L 143 1053.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 143 1058.88 L 139.5 1051.88 L 143 1053.63 L 146.5 1051.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g transform="translate(216.5,676.5)"><switch><foreignObject style="overflow:visible;" pointer-events="all" width="57" height="11" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"><div xmlns="http://www.w3.org/1999/xhtml" style="display: inline-block; font-size: 11px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; vertical-align: top; white-space: nowrap; text-align: center;"><div xmlns="http://www.w3.org/1999/xhtml" style="display:inline-block;text-align:inherit;text-decoration:inherit;background-color:#ffffff;">linked list of</div></div></foreignObject><text x="29" y="11" fill="#000000" text-anchor="middle" font-size="11px" font-family="Helvetica">linked list of</text></switch></g><path d="M 253 1333 L 270 1333 C 270 1329.1 276 1329.1 276 1333 L 276 1333 L 323 1333 L 323 930 C 326.9 930 326.9 924 323 924 L 323 924 L 323 713 C 326.9 713 326.9 707 323 707 L 323 707 L 323 631 C 326.9 631 326.9 625 323 625 L 323 625 L 323 605 C 326.9 605 326.9 599 323 599 L 323 599 L 323 345 C 326.9 345 326.9 339 323 339 L 323 339 L 323 97 C 326.9 97 326.9 91 323 91 L 323 91 L 323 60 L 488 60 L 488 107.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 488 112.88 L 484.5 105.88 L 488 107.63 L 491.5 105.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 613 413 L 613 407 L 633 407 L 633 462 C 636.9 462 636.9 468 633 468 L 633 468 L 633 488 C 636.9 488 636.9 494 633 494 L 633 494 L 633 599 C 636.9 599 636.9 605 633 605 L 633 605 L 633 625 C 636.9 625 636.9 631 633 631 L 633 631 L 633 670 L 336 670 C 336 666.1 330 666.1 330 670 L 330 670 L 326 670 C 326 666.1 320 666.1 320 670 L 320 670 L 296 670 C 296 666.1 290 666.1 290 670 L 290 670 L 173 670 L 173 679 C 176.9 679 176.9 685 173 685 L 173 685 L 173 777.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 173 782.88 L 169.5 775.88 L 173 777.63 L 176.5 775.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g transform="translate(442.5,664.5)"><switch><foreignObject style="overflow:visible;" pointer-events="all" width="94" height="11" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"><div xmlns="http://www.w3.org/1999/xhtml" style="display: inline-block; font-size: 11px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; vertical-align: top; white-space: nowrap; text-align: center;"><div xmlns="http://www.w3.org/1999/xhtml" style="display:inline-block;text-align:inherit;text-decoration:inherit;background-color:#ffffff;">double linked list of</div></div></foreignObject><text x="47" y="11" fill="#000000" text-anchor="middle" font-size="11px" font-family="Helvetica">double linked list of</text></switch></g><path d="M 253 472 L 343 472 L 343 30 L 488 30 L 488 107.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 488 112.88 L 484.5 105.88 L 488 107.63 L 491.5 105.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g transform="translate(314.5,175.5)"><switch><foreignObject style="overflow:visible;" pointer-events="all" width="57" height="11" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"><div xmlns="http://www.w3.org/1999/xhtml" style="display: inline-block; font-size: 11px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; vertical-align: top; white-space: nowrap; text-align: center;"><div xmlns="http://www.w3.org/1999/xhtml" style="display:inline-block;text-align:inherit;text-decoration:inherit;background-color:#ffffff;">linked list of</div></div></foreignObject><text x="29" y="11" fill="#000000" text-anchor="middle" font-size="11px" font-family="Helvetica">linked list of</text></switch></g><path d="M 253 446 L 353 446 L 353 800 L 523 800 L 523 970 L 708 970 L 708 1027.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 708 1032.88 L 704.5 1025.88 L 708 1027.63 L 711.5 1025.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g transform="translate(392.5,794.5)"><switch><foreignObject style="overflow:visible;" pointer-events="all" width="57" height="11" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"><div xmlns="http://www.w3.org/1999/xhtml" style="display: inline-block; font-size: 11px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; vertical-align: top; white-space: nowrap; text-align: center;"><div xmlns="http://www.w3.org/1999/xhtml" style="display:inline-block;text-align:inherit;text-decoration:inherit;background-color:#ffffff;">linked list of</div></div></foreignObject><text x="29" y="11" fill="#000000" text-anchor="middle" font-size="11px" font-family="Helvetica">linked list of</text></switch></g><path d="M 373 1275 L 373 1249 L 543 1249 L 543 1275" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 373 1275 L 373 1561 L 543 1561 L 543 1275" fill="#ffffff" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 373 1275 L 543 1275" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" text-anchor="middle" font-size="12px"><text x="457.5" y="1266.5">EVAL_EXPRESSION</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-377-1280-162-26-0)" font-size="12px"><text x="378.5" y="1292.5">const char *source</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-377-1306-162-26-0)" font-size="12px"><text x="378.5" y="1318.5">const char *parsed_as</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-377-1332-162-26-0)" font-size="12px"><text x="378.5" y="1344.5">RRDCALC_STATUS *status</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-377-1358-162-26-0)" font-size="12px"><text x="378.5" y="1370.5">calculated_number *this</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-377-1384-162-26-0)" font-size="12px"><text x="378.5" y="1396.5">time_t *after</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-377-1410-162-26-0)" font-size="12px"><text x="378.5" y="1422.5">time_t *before</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-377-1436-162-26-0)" font-size="12px"><text x="378.5" y="1448.5">calculated_number result</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-377-1462-162-26-0)" font-size="12px"><text x="378.5" y="1474.5">int error</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-377-1488-162-26-0)" font-size="12px"><text x="378.5" y="1500.5">BUFFER *error_msg</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-377-1514-162-26-0)" font-size="12px"><text x="378.5" y="1526.5">void *nodes</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-377-1540-162-26-0)" font-size="12px"><text x="378.5" y="1552.5">struct rrdcalc_rrdcalc</text></g><path d="M 603 1275 L 603 1249 L 743 1249 L 743 1275" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 603 1275 L 603 1405 L 743 1405 L 743 1275" fill="#ffffff" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 603 1275 L 743 1275" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" text-anchor="middle" font-size="12px"><text x="672.5" y="1266.5">EVAL_NODE</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-607-1280-132-26-0)" font-size="12px"><text x="608.5" y="1292.5">int id</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-607-1306-132-26-0)" font-size="12px"><text x="608.5" y="1318.5">unsigned char operator</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-607-1332-132-26-0)" font-size="12px"><text x="608.5" y="1344.5">in precedence</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-607-1358-132-26-0)" font-size="12px"><text x="608.5" y="1370.5">int count</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-607-1384-132-26-0)" font-size="12px"><text x="608.5" y="1396.5">EVAL_VALUE ops[]</text></g><path d="M 673 1457 L 673 1431 L 853 1431 L 853 1457" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 673 1457 L 673 1535 L 853 1535 L 853 1457" fill="#ffffff" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 673 1457 L 853 1457" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" text-anchor="middle" font-size="12px"><text x="762.5" y="1448.5">EVAL_VALUE</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-677-1462-172-26-0)" font-size="12px"><text x="678.5" y="1474.5">calculated_number number</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-677-1488-172-26-0)" font-size="12px"><text x="678.5" y="1500.5">EVAL_VARIABLE *variable</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-677-1514-172-26-0)" font-size="12px"><text x="678.5" y="1526.5">struct eval_node *expression</text></g><path d="M 873 1561 L 873 1535 L 1023 1535 L 1023 1561" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 873 1561 L 873 1639 L 1023 1639 L 1023 1561" fill="#ffffff" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 873 1561 L 1023 1561" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" text-anchor="middle" font-size="12px"><text x="947.5" y="1552.5">EVAL_VARIABLE</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-877-1566-142-26-0)" font-size="12px"><text x="878.5" y="1578.5">char *name</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-877-1592-142-26-0)" font-size="12px"><text x="878.5" y="1604.5">uint32_t hash</text></g><path d="M 1023 1626 L 1043 1626 L 1043 1515 L 948 1515 L 948 1528.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 948 1533.88 L 944.5 1526.88 L 948 1528.63 L 951.5 1526.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-877-1618-142-26-0)" font-size="12px"><text x="878.5" y="1630.5">struct eval_variable *next</text></g><path d="M 743 1392 L 763 1392 L 763 1424.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 763 1429.88 L 759.5 1422.88 L 763 1424.63 L 766.5 1422.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 853 1522 L 873 1522 L 873 1229 L 673 1229 L 673 1242.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 673 1247.88 L 669.5 1240.88 L 673 1242.63 L 676.5 1240.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 543 1522 L 573 1522 L 573 1229 L 673 1229 L 673 1242.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 673 1247.88 L 669.5 1240.88 L 673 1242.63 L 676.5 1240.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 853 1496 L 948 1496 L 948 1528.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 948 1533.88 L 944.5 1526.88 L 948 1528.63 L 951.5 1526.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 1423 277 L 1698 277 L 1698 440.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 1698 445.88 L 1694.5 438.88 L 1698 440.63 L 1701.5 438.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g transform="translate(1621.5,271.5)"><switch><foreignObject style="overflow:visible;" pointer-events="all" width="48" height="11" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"><div xmlns="http://www.w3.org/1999/xhtml" style="display: inline-block; font-size: 11px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; vertical-align: top; white-space: nowrap; text-align: center;"><div xmlns="http://www.w3.org/1999/xhtml" style="display:inline-block;text-align:inherit;text-decoration:inherit;background-color:#ffffff;">avl tree of</div></div></foreignObject><text x="24" y="11" fill="#000000" text-anchor="middle" font-size="11px" font-family="Helvetica">avl tree of</text></switch></g></svg>
+\ No newline at end of file
diff --git a/diagrams/data_structures/src/netdata_config.xml b/diagrams/data_structures/src/netdata_config.xml
new file mode 100644
index 0000000..dbc3e48
--- /dev/null
+++ b/diagrams/data_structures/src/netdata_config.xml
@@ -0,0 +1 @@
+<mxfile userAgent="Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Safari/537.36" version="9.2.3" editor="www.draw.io" type="device"><diagram id="84bb3b1a-4913-5d87-532d-429ace37c991" name="Page-1">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</diagram></mxfile>
+\ No newline at end of file
diff --git a/diagrams/data_structures/src/registry.xml b/diagrams/data_structures/src/registry.xml
new file mode 100644
index 0000000..5274ba8
--- /dev/null
+++ b/diagrams/data_structures/src/registry.xml
@@ -0,0 +1 @@
+<mxfile userAgent="Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) draw.io/8.8.0 Chrome/61.0.3163.100 Electron/2.0.2 Safari/537.36" version="9.3.4" editor="www.draw.io" type="device"><diagram id="84bb3b1a-4913-5d87-532d-429ace37c991" name="Page-1">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</diagram></mxfile>
+\ No newline at end of file
diff --git a/diagrams/data_structures/src/rrd.xml b/diagrams/data_structures/src/rrd.xml
new file mode 100644
index 0000000..87abaeb
--- /dev/null
+++ b/diagrams/data_structures/src/rrd.xml
@@ -0,0 +1 @@
+<mxfile userAgent="Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) draw.io/8.8.0 Chrome/61.0.3163.100 Electron/2.0.2 Safari/537.36" version="9.2.7" editor="www.draw.io" type="device"><diagram id="4eaf3d97-8d15-fa6f-3370-04444ee55a0b" name="Page-1">7Z1bc9s6koB/jap2U5WUSOr66MROjqvsJGX7nD15YjESLHFDkVpefJlfvwBJUBTR1MUNwkrcUzMTmaZoCR8aaPS153xaPX2JvfXyOpqzoGf3508957xn29ZkPOD/iCvP8oo1LK4sYn9eXttcuPX/w8qL/fJq5s9ZsnVjGkVB6q+3L86iMGSzdOuaF8fR4/Zt91Gw/VfX3oIpF25nXqBe/R9/ni7Lq9ZouvnFX8xfLMs/PbHHxS9+erNfizjKwvLv9WznPv9P8euVJ59VftFk6c2jx9ol56LnfIqjKC1erZ4+sUAMrhy24n2fW35bfe6YhekhbxiUX+jBC7Lyu9/cnJ9fXpcfL32WQ5I8+qvAC/lPH++jML0tf9PnP8+WfjC/8p6jTPzNJOVjIH/6uIxi/z/8fi/gv7L4Bf7rOC2J2yPxND8IPkVBFPMLYZT/gc2bbsXDyj8Ts4S/7bv8blbj0rX3tHXjlZek8gNGQeCtE/9n/pHFG1devPDDj1GaRqvyJvkFP9c+zwaf81Ed2nK0H1icsqfapXKov7BoxdL4md9S/nYk53cpF441Kn5+3Ewye1zes6zNL9spJcorJ/aievYGLn9R8oVZD/sKa+9B3JD/fwM3/0ZpTiuOfrEGHoCYF/iLkP8YsHvxNjEkPhens/JyGq3Fw9bezA8XV/k954PNlZvym4pLEX/vfZDLxNKfz1kogEapl3o/qwm3jvwwzUdi+JH/l3+vT/0Pw96Qf/BP/Gdr8zP/r7g9Tj9FIf8unp+zY3xqPDIxPQCqlUjsx1pitA+lOMJDnFgKxA8fPoi11l+xMPGjULxm937op/kPJMb7xLgVuNhf8r/I5odMg6GNnwblw2/4puaFC/49j396f7L9eC9IWRx6KfsotqVEmWzVFzlsEVHn30yIlhispRfzf97xW2k1kZNrcvgm8QqriZxUO2iG3ooRTwRPHcvCwTwdSJ1zz66+fLu5vPvrWjw+WPBlOV2uCCoC6nhiEOoAhHp9cf3t5od7/e38gv8yjufuiq2i+Nld8fMYwUXAtfoDg3SHwBIcBFwBYHM3zFY/mViGV5k4/Aa++IHIvpys0zdIdnQI2bn/4CcRYUVhHZrUmcYK1ox/K8d2hdp0H3iLhGBiYE4MKkwTdfUtjtMpW/Ev6uUfbM6HS0FKB+nODtI6lKv2g/ShTx9YjcdrPkhPdi0jSy9Z0iqyWUWGLTPrNE7RqhG9gdKlUzSSp8lT9Eg1lEtryMybLZnL4TAiiiRq8gg9Uq2WYkvM5bPUyX3+Vd0ZX9lTOmOhuBo9PY9UA2YFNgszoXDwEejng0FMX87U5LnZGqvrbxYmfJw5TX5bmMNdc608/7nnnPH/t4gvhq/JA7Q1VldjhS97WkcJ8dXF1+SZ2hoDi3IaZzPBNfVXjF/nrwL+Fd2NQUz8ghhjTjx9gwqVNVY9TXykZ1ngbVk3a9eKO4kwgrBjULOyxqrbCSJciDFh1mm6MKpsAf6nNsxJGsWEWAfiiVF96yBH1OYS8cXydSyj+pbqkQL4NvQtgoyG7BhVuFR/AahwbQBHQUYqNY7wyKjCpboRIMJyEya8aLxTk4rWxFFgsfmCSccx/67LaBGFXnCxufoxTyXJvaZi/P43W63l/V4841eW6Uo6ktmTn/5be/1DvImPJv8p5J/13+0ff8hHsjR9Lt3PXpZGgmT1Sa4iwT9/ojre0tubRFk8Y/JLlqOXevGCNW4U33Ynlpjxqe4/1G/a4dw9i2PvuXZDObk2T/4eFaakci7Ykra0iVjjOr+9978vZ0Hb/ZYz3HU/f1F84pc6jKuxhcwqcTyf+6ueiNcVCwCtCi/P5jDqv7CAfI461CRh4tU78ZIRVxRXkz6MibqXyzSd5FdPhhT1Z0s2+8WHVgFL0UWHEz8yukiLr6M9vOjgx1fzsZv4oqm6WwSRmGl9sf/7jIIUa6rjSaf8TdUtou4DdRn/2M9EE0HTZHDR1FY3fBmxsGIr8ZpYIliaDCuq3KpqpNjKW/gz/vUFz+j+v4qk+ouvt5ffvrrXZ18uP/13T6Tm86/ctyg6BYfcrMYOhRxtH8MeilhB/o8vBo12WpTabjJ0Yap6tYW5zVuwjf0t/12SDw6JLapsgsmAhRGYGXt7cacgpKOXwvboQieDftN2Nhx9sPvDycR2hvZ0YEGFT4YA+spEi2KvRjJQ4ROVciUiqFMQRFGLAKtxChVEisVHgoQOQF2BtCZqOEJhGytsnbMovPcXWexR/ZrDVudW3BrS7o6dBMel3UFPHwzs7cfrNYuNgFiY4sTmi1QBUVjh8ty9uvj65e4vflD7l05p8BqzkeLT3C2gkBgqbKMXqMldYwSEv8icvHzDcJMiiYuQYpDq2AMORgrEu5RI0+c1ySYKJGgT64okkLAlSd57Kz8g7wSOJeS57owlUOBPSqWfBiSWOJSQd7gzlK3eiXdZ6Kdkl8ahhAzTnaEE0q026k9KMV/Yswlki+4MpmqPbNYLIag6oEL5cl1BtR1VCSo8DO7dj+8X5cEzdUm1xdsRTKpDqtmZgm8084SS4Trjqdr/KCxOH0sw8a0zlqqRr2Q5y2LxNdw81YGIoohCWW6dEd1ZFI9qa+JpQhltndFUDXzF3rnw1u7jkoVuECWp66escPYlrveTDyoRRhGGktq6IgykJJUr8Dr2RZl5WnxRMAeHxsloccwDgeZUDPe1vfJaDPk70lUOffxg2mhBpdcvb01Vowh1OThicamE9yT98ba1w4CZ11Sd+zHhxOA06Y23LaA4VIGzUSF3+PHz5dXF17PrC4qm0YrbpKfetlQrWMhSoQq48WMQzX65Ml+ZpeUVoouha9R9b1uqUaxWHplKIuNxmvTg25ZqF2vidOcCCzHFMDXpyueHR4WpqJiaM80re3mzGUsSKqSqg6xJzz7/gO1kszX/lsxbufzU+hzOiC3+0GPS0V+1+QZOPesgW/ghNQbBEzXq5bdVG5kkuormWcCIqAbDhEltybbbtaWqhcSIzqtYqCa9/HxRUKBSdy2NNI36+W17f8AcrbpopCYd/fzJKtKEzYpVV7xI/HDG3PxoU4RaEV0UXZOO/+ohB3QAqRr5EF0EXZNOf9sG7EvU36VzyEaDAbi+pkBO+QAFUKnx/BcEFwVXpr2bgQvYnLbhNqWXCKMJj0zqV32V8M3N+eez68urH72ioDClZvYODNk5Fb8OmGHy17fbu5LoMkooZQjF06xPx1Zg/dYdAeR41zsC2Fa5UNY7AsgbX7sjgMxbl/Snwzq/vfe/H0x23m/Zw133ozsCVGPbVjy+qB1PHQGwq4JRf2BftUcXUbhBNMsPVu11RSkM93DaR4bhavEbtofhHvx4GfbVTRSu3T+sreciZowq7Wxm2UZoTzP6tg+EawJYY7LD4aAaraMIdHjwHgI35bLpFhGYQgngu4UbR1Hq+lxtfCK8mHKnRiMN+qqVtagn8M/ZTY/Ki+tiajTWoK8aVTnTT2dXnwRRL/DiFeFE4TQZZWBNVZzU5ek09HUtAQrt+vrBj+9WX7emUIp1wiVdaHL9MheX2sqo5vtJyzQ7EX29NW5U7SsjKgxRRxnNtI0m0/XVaImmIj/3V4zLtaiRQHo8VkkwGukkjcoNne/88lqofBuuRBRD1GR0kwXUkC9aUQiJ5f9E9wrM39qvU+pfdbfOoBzvbr06hxNRz8pvjshYJSJrKrwGkbaeO/qIGBt/Ff1hREYqEVs3kBc5Pq3+YNuTaTt2ne7+N4iGTrvf4TSdpY134L2f0LYqA1zooL3voH14/FLlzZ40iTrqmajqUr/V6nioYdtVPVPUxEvFerTLAjjXggx1aE6AF6rRlIVi0rA8gZNrZzyBHI5GWg7xxPIE6rx0xnNHGZAsYW5eO4JYvpwlVNWlM5jgkYi8w52xBUKBO2MLuhGLQGDSfLVrvsrZR+qi+6xNQ1n/AdWTmvTeQ7rGa9B7u7MYqmfVwk9cBOz3/fA+ilfU8PRAAW5jfaSLWIePp91DfOjTO+53uqPupph8lDa/vTXoOD53t4zsL4NATDUwNRrFqZ6hpXzGbOHz7/hMUHVANVkvFainWYVv8E07ZO4iy9tNf/m7aDbdo8gNTZiNFk4FCm02F+Qt4AQWAdZkqi1QbbNpqY4oYgOF02SmLVBis4kzpdZCSKBmkyT3A/VX7D9U5Bh5ujFaLVXNZqbmXzphmi2UqsAs4kNECxfqnanN+mAye0k1JZUJBoLpkp9VRV8eaqOpAavRWqnUeMksXbO1U9vtS9R3SQtNo2VTWw1LIh048H8STixOo3VSVftR1R4gjhaxt6K6xmigRkujAnajBlD+yRPIz0tMT7USqmo8Kpz3RWsWyus26bPX4cVp99kf+vRqTenGZ++o1q1sk9RdHaPXWbJ0ExbO+ZlLyOqc1pRN+N60Zb6dhCPfaW8is8V1zr+eH8JxQcT2NB36jmr4Atl6a9/9xcj8heFqtAeqoyrrD5HI0st3kJ0LNItdPuCPXIj5IJ71hJufsL8cu9nmqI6q08vet+mSa4BzF8Bd/IYoYygbra3tqFr+EdL9FIVhXiifJFwPe6N1uAeqvg2v4dHsF6MEKBRYo1ECA1XPPkKoWRxHHPoyoo1b1xnLaDiBDKx/Gf3/5UNH2PVgNxp4MFDd1FJfW2X8E0Pq2s/s/p7/k/+eUKOsKCaVtoHqugZlee2vGR8Mm4KrkXTNxiWoruuPf3/+fHHTtKVUAkxwEXDNhiUMVE92bXOuyg7M5MGqBE1xRSjERmMVBqrBTATl5lxLmu7cTzaIqUUklq/J4AVH1bPKpGbmBfyv2/1VFPppFOce0n60TsEyl+QrVcBr8pVqMZO2O0sPf3y/0xrYDpAV2zzbFVNy4yelY50y6ZwXtE4wuNioumC1l5Rw5yzwnt1s7aYRYUVgNeosbY9nrKjee1mQuuyJzQgrAqtJXyngKm3BGrOZv/YZlRVDsTXqEAX8oQ24QbRwOSJGsatYriZdoIAHtDqG18CW+T3uY+ynKTUBxPE16eYEvJyfL68umnK7JqIYoib9m4B7k7qJaSwRZzYCZdDWTIzsKR3ZU/DrcjVDjjSdvHTd19ztd6ieqs+uzm6u3atvX7Z2fVpFNlbZwUmXmpRdFtpqEpVI+Td013E0Y0nC5i6VJsIBNtotbLi76FQBeOU9uVno/1/GCC4SrtEg86GqBMBwc+2O2CLZGo4kV5fmUl+/u7j+fnV2lx/GUrZai77spLpjqjsbjVQBvBNFY85eEamSsDSvsk9EX07UaHgKEDoqYwjjR9E9QQYRitKs5SWCi4BrMjAFCBAtDtp5Dwxg3aUjtQbCh4am7OwVtuNI/VLDm94jNRCRCnRdkfsBdV1pTKvBSQchAAGpe+FSARcsYZOHayAqFSBcNDUjCdbD1+T5GghJpaZYXcI1esAGPCj8i2Wzmq4uDmSh4EdQEVCNlmKXbcX/lE7R5STd6hRdXqt3ii4vmW/dPVVV2Jub83/ObhQMnZyLhr/1uejo3nLWSAqO3A7HimxZY0i2+mMNrEGNtkfN5bapViJx+LFkeCBFDSvktD2Ilg4fSI5DyyDHvd1kCCUC5cELqw6UYINWvoe6dz++Cy9P+rwmwcTQtPpqD9bucKqhsSXOb9/vLr99ve21x2MR1COgypRHE1CtvhoQ+xAJj7oopi0uEUoEyqFBDciSmXxQelge61R0HJkTUgzSiUFlyOrb0Jp7e3Fn7CT6e3vojj+JOo2TqDUEbHc2wFsph/wy4O2dih+82M/lgsS3wlvJB8pVBuHUI757exUTTAxMyCvWHcz2JjK/2LN7nwUBRSLieEJesO54tluMJE+yHGGJgq6v7pCqxiOyOGgGCrm9ugOqmpDodKqPJZSB1R1Lsh8ZwgpFAXaG1VINSNJTmp9ZREiJR3403KEFKhncHVEwo7pGtAj9IqQopFA54O6QgnakGtIiLIiAYgwLJhUjS7UTQTJKgbd4rlASVXdc2+OONoJKVNFUwUSq7qiqpqN6TGbC8pBM+Yq4IrhCOVTdcR0rtE42KnPH8NajMC3ZVbQehlndaT4Qs/o87bLzUIZ5UUQzVnig9LTuhAcMDzq/vCbfZke+zb4M9pC8gUgTewLwHo21AFcNQJu+0OzepySTGlxLS4EdCKYW4bVVq49kmWT3xBLJEnJsdsZyRyNe4QgjpyaOJeTU7IwlkNZfZ0kHRyxN0KHZHU7VHFDHOeNaCodHEopkCvk0u2O6O46kYEqCioYKOTe7g7o/mMSfk5wikUKOze6Qttfv3yAlOUUfWyDfZndQ2+v214O+SFKRUCHvZndQ2w0Ldagkq3gTg1FFqS2yhKL5tAGFnJvdAVUNDRTNp40l6NLsjqWtsKRovk6wQh7N7uy6+2K/8mg+sglioUKets6gDvcFCxVQST9CY52a1I+GbfpRbzsGjIQVR3VgmVSShvtWYIrs08VV6jBmuO6L7Cu5kk1fD9yRSbVJ+msPhEuyi8Y7NapAga0NmlG5wuaUkpUfH/tgVIkC25G0oCW5RcMdGNWl2vKBVbhk9dcAd2xUoWorLwfDJdlF450aValUp0497nvur3pFzkT+iri+nOvINqlLjSyF1u+UMyGHdytnQrrFtnIm5J2vkDMxUi1DDdmhnAldwjM0qa2O1EUx8MNfoqZfP/Dzyv7RPVq+1ALurylxkLzZpyVvk8GfP+ay7mF9zGVXAn1Dnr/1LI6959oNpcxvnvxdXOhViS1TGb9ZeVemdXx7739vl1+u7Q1DWcm85Q38RfGZN9PluI5Z1qStBr3oyvI2pFrGxZ7gBHMG2/ztsnZY23xp3v/eHu9+gzrBtt+An2BAffy3NsEkta0ZJmPHXmHXAErdv8XNfArI/etRsYFsqDdIpWqsciJp4LZjv/n1y5oCx0zpB3kNJPieVKc+5LYFDLn2c8aLdJJmy6T3U2enijEeIO93SqtC2xus0XDnG9A6TBVU/idPOFklsT7htK+6L5pwVr85I2QVqtYZobzDHu7Wgy1nvPsd+EkE2JXPrs5urt2rb1+U6UVlJ9om7VFlJ7aQDqwDq4xU6V6oXQqwhdZqsAsDqBtECwqSqzPeCMlJ1tWvzAI7mHqBF6+IKpKqyQL79kiNkMvChI9zfvYq9okZ383JY4FiarLIvj1S7ZoK05VH1WJQRI0W2bdHqiWxUKAuvt7d/OC/eJevvZT2g2Nqss6+PVJNkSFL53yE3PhR9ITPN9ZiTxXaUnGRCKMIm6y+b4/UaKnTMWseeoTedQxvPalsHa9HgAvAll51zQds1csz2T4JDZstw4pPVb6rAffIYy4QKdBYpRXYdNjFH3adBuLRCGi4OwCEXGplKCEf/2EGsmoWb8mwjDLtWIYPH3VVx/3w4QNtjipGlDkBFBste6OcUFC4XKHz5PO5RwFzGsgCJoUOyb4BF9UQ8J9X6uhrB84o5vxJnd/e+53Bbp9T5Z+D78d7C8ZgetCns6tPpD51oD418I+gfHqw+a60HWJWCwdI0YU2cgINUxXW2fzpbL51dWvDKASqUzdC+fAbNku9cBGw459epSDKx3tByuLQS9lHsTckyqw6blVxgHzSmv/izTstgJlVn0OlnJ6EK8oBstCarij2wD86uaKQVE26ohwgSEBWFKQ8QixJkw4oR6abUQv2bmAa9T05MvEHkEv2xGaEEoXSpMvJAWI4JMqYzfy1z968ox/L06SDyQGiNyTPPAefWKJYmuzp7EBRG9ubpktM8ecUk12dHSBso+rYVJgTCSYGpsl+zg4QryFhZqGfvvXYG7QBwagi1N6SwA/vI0KJQmmye7MDBF0U7opsPfdSJixB5RMJ6AuBGm3cXLmj6rLpBbMs4DTnbpitfjIhqIuY8cEjrhiuJhs3O2PVKgRxjRkZbXFUTXYUdoA4DrmTzv0VCxPqRoAGeqhHVg9Q1UZU7KeLOMrWRBJDEqxq3h1J1TpUkPzJ7qOYzp44lFAh8+5QqsahAqV3n4pdk0giSEJVy7sjqZqEamY+6t6jAyhUp7yzJI+pakq4+Ofsyr349/vNxe3t5bevQheSmi6n+8bhApFJJ5sdO1VtCwDbRy8O+cgSVwxXowEKfdXEAMls7OcECCwGrNlghbFqpKdwUrPhpFpCGtrjSQ9+fKUGdBRQOlY3/kInn7PAe3aztTvPYtrx96tzhcyeRmjpuM2bUECdR48hYdWC1Whs6UTd8OtYV94TUdVC1agaN1E9Cny8vBrXLEj9deCTiQRH1awOJ8OulPyvW/f27uzu79ucpJdmZCfBUTUaezoBYk8B9x81JcdzNRqDOlG9DBDXKJi7xBbP1mhMKtAhoWasjuO5IO3eB96ClmLcGcdoWOpkpw+CsOrDajRAdaLavlJ/xXKoAf9mbhERNyemOHOEUa1JNTJVTPNE14IpIUUhNRqwOlFNTNtiWpxtRLZHuCCyKLJmI1enqpWpIjv/6VKsBp6n0YjVqWpfqvOkMCoNQI0Gq05Vy9IGqPTapJErLvJVeEXhjji4RgNXp22BqxXZWRbHlOGMhGo2hnXaFsNa88cRVh1YjcazTtviWQusQg0mnCicJoNabWDpvbk5/+fshl97F0QUQ4WNoTJathxYczc0772VH7z1fEosTpNGfBtYazc4l1GSvvkqaUicRo33NtBUeBsnFUtDAzVptrcBB2pVCTuO5wkTL97JV8QVwdWk6d4GnKd1rsLHtgHrUpFzNF2TVnwb8KHuoLuO2QPRxdA1asm3AVcqRJeEFo3VqEFfNlj/U1oTVAO+1ZxgAjUnkHea79Xi9IdvYtShLlevN+q2jBz4w0d9fGKjrrqAy94VdxfX36/O7i561Aasmz4WI7ltVG3AgFPcENhaKusajrzqLKaOVFsCXMkGqsE1RFCPYeWwpGBK5NfDFsr/6o6tKpyUyN8NVygDrDuu9kEyS4n8GsCCSWCdkZVRkn+M+ioHfFt9dQD1Vd75Guqr6sht2j1StloHecgx2T80CBWUg9eVUDl9dRvsoCG1MSlTBbz1GFGXuoEFCJ3+M2P+1qObNzrbh5j35ZRqbd7YuF+aSdvutyY77+9hmzc6/TfQ/VN67OoTSLZWee35M9rmOy0/V+v8adz/3rF2T7ihPdz5Bg0zSPWHzqPsZ14DpoPV6oWz7dAZtWtWHjbbZHSBiV6ze5u9DuTP8hHFpyrftZkGx87bUbMJ7XjnLFRu7++etUrP2r7uSavmaf3OO+thM9MBHA2nsg429jmrv3tfbN7/fl8XZHUd1NwG2emreWJvYEpBXhT9B6KXzanp9hwpVcbWKdW4feDsmVEj3P2jPWvgeDDcdT9+wso1dpcxpjFbye8BnxcBQWn1ewwae9tE1jCrHSmtMXCkrEIqUGdKC2jrIE7M/BL1ujoioL+geIwrBISqxU4gJ8YOpvyzJ2zuelQhAoUV8IJ0iBVM0xDO6U1hrXdUWQtPFfCBdEj1sAJM79KlT1hRWCEPSIdc1fjhKln5HdUSwNMETO8d0lTjhTc0qZKABpxAjlyHOIFmoGAzsyQL3rqLDAsWyJbrEGxbVW8WxxGtuLgzDJAo1yFJ1X728e/Pny9uxIqb03RXyVsP9sESBTLluiNqqwamh0hkr/bfhdGckXaLtDCY1Ids1WzUjDRxq0wbworACqTFdYfVUQ8tuQ3467fzC4UjWX/x1t/R4ADr7wDArSXq3XHUY02hLr35ogL7xLaQlKPsvRBGPVKrnmayMOHjnDsbS5NvtGaxl5IOjOMKGXy74wodZsQHjtmM8fEipwwOJmTn7Q5mW2uiWZRR9TMcSNCy2xnJgXqOyZUk/r+/L/KVNsnH5ZygoqBCBt7uoLakGJVQSfXVrvqOG4EPVn9kqcAnkO4rxR1H3FaIQzZg+YJEeYcoD45OBAXB6pFk1U1eSvLN5dnHqzyD+8GL/Xy8CCsCK6QMd4d1R50txi+6woaY24afuH6cJJThi6QLacfd0W0xPG2ElnZg7TvwtLkDW6OhyhysuaBnB1atTzI+jaog7hff4y1QnWUmDgAL1KYl1dJLlgQTAxPaaTuDOcTnABpOS2hkFoBju52p4AyAtKxWCvqLag1U0962NrPRUClPGy8/kC7T3WKIr31wSvID5PlUJrBt6TFWkk6i+5NHGEhSbrWYdTDC1h8/wjY0hw2OsP3Hj/AAKI9icI8FSq17D+KONGZiX/390i+PJQBUVyy6Q+gffv5jHEVpPf0w9tbL62jOxB3/Dw==</diagram></mxfile>
+\ No newline at end of file
diff --git a/diagrams/data_structures/src/web.xml b/diagrams/data_structures/src/web.xml
new file mode 100644
index 0000000..dfcaa2f
--- /dev/null
+++ b/diagrams/data_structures/src/web.xml
@@ -0,0 +1 @@
+<mxfile userAgent="Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) draw.io/8.8.0 Chrome/61.0.3163.100 Electron/2.0.2 Safari/537.36" version="9.3.1" editor="www.draw.io" type="device"><diagram id="a1159e6c-5a01-6707-8aae-70da91d3c1f3" name="Page-1">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</diagram></mxfile>
+\ No newline at end of file
diff --git a/diagrams/data_structures/web.svg b/diagrams/data_structures/web.svg
new file mode 100644
index 0000000..bf05698
--- /dev/null
+++ b/diagrams/data_structures/web.svg
@@ -0,0 +1,2 @@
+<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
+<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" version="1.1" width="1805px" height="765px" viewBox="-0.5 -0.5 1805 765" style="background-color: rgb(255, 255, 255);"><defs><clipPath id="mx-clip-7-61-322-26-0"><rect x="7" y="61" width="322" height="26"/></clipPath><clipPath id="mx-clip-7-87-322-26-0"><rect x="7" y="87" width="322" height="26"/></clipPath><clipPath id="mx-clip-7-113-322-26-0"><rect x="7" y="113" width="322" height="26"/></clipPath><clipPath id="mx-clip-7-139-322-26-0"><rect x="7" y="139" width="322" height="26"/></clipPath><clipPath id="mx-clip-7-165-322-26-0"><rect x="7" y="165" width="322" height="26"/></clipPath><clipPath id="mx-clip-7-191-322-26-0"><rect x="7" y="191" width="322" height="26"/></clipPath><clipPath id="mx-clip-7-217-322-26-0"><rect x="7" y="217" width="322" height="26"/></clipPath><clipPath id="mx-clip-7-243-322-26-0"><rect x="7" y="243" width="322" height="26"/></clipPath><clipPath id="mx-clip-7-269-322-26-0"><rect x="7" y="269" width="322" height="26"/></clipPath><clipPath id="mx-clip-7-295-322-26-0"><rect x="7" y="295" width="322" height="26"/></clipPath><clipPath id="mx-clip-7-321-322-26-0"><rect x="7" y="321" width="322" height="26"/></clipPath><clipPath id="mx-clip-7-347-322-26-0"><rect x="7" y="347" width="322" height="26"/></clipPath><clipPath id="mx-clip-7-373-322-26-0"><rect x="7" y="373" width="322" height="26"/></clipPath><clipPath id="mx-clip-7-399-322-26-0"><rect x="7" y="399" width="322" height="26"/></clipPath><clipPath id="mx-clip-7-425-322-26-0"><rect x="7" y="425" width="322" height="26"/></clipPath><clipPath id="mx-clip-7-451-322-26-0"><rect x="7" y="451" width="322" height="26"/></clipPath><clipPath id="mx-clip-7-477-322-26-0"><rect x="7" y="477" width="322" height="26"/></clipPath><clipPath id="mx-clip-7-503-322-26-0"><rect x="7" y="503" width="322" height="26"/></clipPath><clipPath id="mx-clip-7-529-322-26-0"><rect x="7" y="529" width="322" height="26"/></clipPath><clipPath id="mx-clip-7-555-322-26-0"><rect x="7" y="555" width="322" height="26"/></clipPath><clipPath id="mx-clip-7-581-322-26-0"><rect x="7" y="581" width="322" height="26"/></clipPath><clipPath id="mx-clip-7-607-322-26-0"><rect x="7" y="607" width="322" height="26"/></clipPath><clipPath id="mx-clip-7-633-322-26-0"><rect x="7" y="633" width="322" height="26"/></clipPath><clipPath id="mx-clip-7-659-322-26-0"><rect x="7" y="659" width="322" height="26"/></clipPath><clipPath id="mx-clip-7-685-322-26-0"><rect x="7" y="685" width="322" height="26"/></clipPath><clipPath id="mx-clip-7-711-322-26-0"><rect x="7" y="711" width="322" height="26"/></clipPath><clipPath id="mx-clip-7-737-322-26-0"><rect x="7" y="737" width="322" height="26"/></clipPath><clipPath id="mx-clip-477-165-252-26-0"><rect x="477" y="165" width="252" height="26"/></clipPath><clipPath id="mx-clip-477-191-252-26-0"><rect x="477" y="191" width="252" height="26"/></clipPath><clipPath id="mx-clip-477-217-252-26-0"><rect x="477" y="217" width="252" height="26"/></clipPath><clipPath id="mx-clip-477-243-252-26-0"><rect x="477" y="243" width="252" height="26"/></clipPath><clipPath id="mx-clip-477-269-252-26-0"><rect x="477" y="269" width="252" height="26"/></clipPath><clipPath id="mx-clip-477-295-252-26-0"><rect x="477" y="295" width="252" height="26"/></clipPath><clipPath id="mx-clip-477-321-252-26-0"><rect x="477" y="321" width="252" height="26"/></clipPath><clipPath id="mx-clip-477-347-252-26-0"><rect x="477" y="347" width="252" height="26"/></clipPath><clipPath id="mx-clip-477-373-252-26-0"><rect x="477" y="373" width="252" height="26"/></clipPath><clipPath id="mx-clip-477-399-252-26-0"><rect x="477" y="399" width="252" height="26"/></clipPath><clipPath id="mx-clip-477-425-252-26-0"><rect x="477" y="425" width="252" height="26"/></clipPath><clipPath id="mx-clip-477-451-252-26-0"><rect x="477" y="451" width="252" height="26"/></clipPath><clipPath id="mx-clip-477-577-252-26-0"><rect x="477" y="577" width="252" height="26"/></clipPath><clipPath id="mx-clip-477-603-252-26-0"><rect x="477" y="603" width="252" height="26"/></clipPath><clipPath id="mx-clip-477-629-252-26-0"><rect x="477" y="629" width="252" height="26"/></clipPath><clipPath id="mx-clip-477-655-252-26-0"><rect x="477" y="655" width="252" height="26"/></clipPath><clipPath id="mx-clip-477-681-252-26-0"><rect x="477" y="681" width="252" height="26"/></clipPath><clipPath id="mx-clip-477-707-252-26-0"><rect x="477" y="707" width="252" height="26"/></clipPath><clipPath id="mx-clip-477-733-252-26-0"><rect x="477" y="733" width="252" height="26"/></clipPath><clipPath id="mx-clip-837-113-232-26-0"><rect x="837" y="113" width="232" height="26"/></clipPath><clipPath id="mx-clip-837-139-232-26-0"><rect x="837" y="139" width="232" height="26"/></clipPath><clipPath id="mx-clip-837-165-232-26-0"><rect x="837" y="165" width="232" height="26"/></clipPath><clipPath id="mx-clip-837-191-232-26-0"><rect x="837" y="191" width="232" height="26"/></clipPath><clipPath id="mx-clip-837-217-232-26-0"><rect x="837" y="217" width="232" height="26"/></clipPath><clipPath id="mx-clip-837-243-232-26-0"><rect x="837" y="243" width="232" height="26"/></clipPath><clipPath id="mx-clip-837-269-232-26-0"><rect x="837" y="269" width="232" height="26"/></clipPath><clipPath id="mx-clip-837-295-232-26-0"><rect x="837" y="295" width="232" height="26"/></clipPath><clipPath id="mx-clip-837-321-232-26-0"><rect x="837" y="321" width="232" height="26"/></clipPath><clipPath id="mx-clip-837-347-232-26-0"><rect x="837" y="347" width="232" height="26"/></clipPath><clipPath id="mx-clip-837-373-232-26-0"><rect x="837" y="373" width="232" height="26"/></clipPath><clipPath id="mx-clip-1177-61-222-26-0"><rect x="1177" y="61" width="222" height="26"/></clipPath><clipPath id="mx-clip-1177-87-222-26-0"><rect x="1177" y="87" width="222" height="26"/></clipPath><clipPath id="mx-clip-1177-113-222-26-0"><rect x="1177" y="113" width="222" height="26"/></clipPath><clipPath id="mx-clip-1177-139-222-26-0"><rect x="1177" y="139" width="222" height="26"/></clipPath><clipPath id="mx-clip-1177-165-222-26-0"><rect x="1177" y="165" width="222" height="26"/></clipPath><clipPath id="mx-clip-1177-191-222-26-0"><rect x="1177" y="191" width="222" height="26"/></clipPath><clipPath id="mx-clip-1177-217-222-26-0"><rect x="1177" y="217" width="222" height="26"/></clipPath><clipPath id="mx-clip-1177-243-222-26-0"><rect x="1177" y="243" width="222" height="26"/></clipPath><clipPath id="mx-clip-1177-269-222-26-0"><rect x="1177" y="269" width="222" height="26"/></clipPath><clipPath id="mx-clip-1177-295-222-26-0"><rect x="1177" y="295" width="222" height="26"/></clipPath><clipPath id="mx-clip-1177-321-222-26-0"><rect x="1177" y="321" width="222" height="26"/></clipPath><clipPath id="mx-clip-1177-347-222-26-0"><rect x="1177" y="347" width="222" height="26"/></clipPath><clipPath id="mx-clip-1177-373-222-26-0"><rect x="1177" y="373" width="222" height="26"/></clipPath><clipPath id="mx-clip-1177-399-222-26-0"><rect x="1177" y="399" width="222" height="26"/></clipPath><clipPath id="mx-clip-1177-425-222-26-0"><rect x="1177" y="425" width="222" height="26"/></clipPath><clipPath id="mx-clip-1177-451-222-26-0"><rect x="1177" y="451" width="222" height="26"/></clipPath><clipPath id="mx-clip-1177-477-222-26-0"><rect x="1177" y="477" width="222" height="26"/></clipPath><clipPath id="mx-clip-1527-126-242-26-0"><rect x="1527" y="126" width="242" height="26"/></clipPath><clipPath id="mx-clip-1527-152-242-26-0"><rect x="1527" y="152" width="242" height="26"/></clipPath><clipPath id="mx-clip-1527-178-242-26-0"><rect x="1527" y="178" width="242" height="26"/></clipPath><clipPath id="mx-clip-1527-204-242-26-0"><rect x="1527" y="204" width="242" height="26"/></clipPath><clipPath id="mx-clip-1527-230-242-26-0"><rect x="1527" y="230" width="242" height="26"/></clipPath><clipPath id="mx-clip-1527-256-242-26-0"><rect x="1527" y="256" width="242" height="26"/></clipPath><clipPath id="mx-clip-1527-282-242-26-0"><rect x="1527" y="282" width="242" height="26"/></clipPath><clipPath id="mx-clip-1527-308-242-26-0"><rect x="1527" y="308" width="242" height="26"/></clipPath><clipPath id="mx-clip-1527-334-242-26-0"><rect x="1527" y="334" width="242" height="26"/></clipPath><clipPath id="mx-clip-1527-360-242-26-0"><rect x="1527" y="360" width="242" height="26"/></clipPath><clipPath id="mx-clip-1527-386-242-26-0"><rect x="1527" y="386" width="242" height="26"/></clipPath><clipPath id="mx-clip-1527-412-242-26-0"><rect x="1527" y="412" width="242" height="26"/></clipPath><clipPath id="mx-clip-1527-438-242-26-0"><rect x="1527" y="438" width="242" height="26"/></clipPath><clipPath id="mx-clip-1527-464-242-26-0"><rect x="1527" y="464" width="242" height="26"/></clipPath><clipPath id="mx-clip-1527-490-242-26-0"><rect x="1527" y="490" width="242" height="26"/></clipPath><clipPath id="mx-clip-1527-516-242-26-0"><rect x="1527" y="516" width="242" height="26"/></clipPath><clipPath id="mx-clip-1527-542-242-26-0"><rect x="1527" y="542" width="242" height="26"/></clipPath><clipPath id="mx-clip-1527-568-242-26-0"><rect x="1527" y="568" width="242" height="26"/></clipPath><clipPath id="mx-clip-1527-594-242-26-0"><rect x="1527" y="594" width="242" height="26"/></clipPath></defs><path d="M 3 56 L 3 30 L 333 30 L 333 56" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 3 56 L 3 758 L 333 758 L 333 56" fill="#ffffff" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 3 56 L 333 56" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" text-anchor="middle" font-size="12px"><text x="167.5" y="47.5">web_client</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-61-322-26-0)" font-size="12px"><text x="8.5" y="73.5">unsigned long long id</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-87-322-26-0)" font-size="12px"><text x="8.5" y="99.5">WEB_CLIENT_FLAGS flags</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-113-322-26-0)" font-size="12px"><text x="8.5" y="125.5">WEB_CLIENT_MODE mode</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-139-322-26-0)" font-size="12px"><text x="8.5" y="151.5">WEB_CLIENT_ACL acl</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-165-322-26-0)" font-size="12px"><text x="8.5" y="177.5">size_t header_parse_tries</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-191-322-26-0)" font-size="12px"><text x="8.5" y="203.5">size_t header_parse_last_size</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-217-322-26-0)" font-size="12px"><text x="8.5" y="229.5">int tcp_cork</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-243-322-26-0)" font-size="12px"><text x="8.5" y="255.5">int ifd</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-269-322-26-0)" font-size="12px"><text x="8.5" y="281.5">int ofd</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-295-322-26-0)" font-size="12px"><text x="8.5" y="307.5">char client_ip[NI_MAXHOST+1}</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-321-322-26-0)" font-size="12px"><text x="8.5" y="333.5">char client_port[NI_MAXSERV+1]</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-347-322-26-0)" font-size="12px"><text x="8.5" y="359.5">char decoded_url[NETDATA_WEB_REQUEST_URL_SIZE+1</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-373-322-26-0)" font-size="12px"><text x="8.5" y="385.5">char last_url[NETDATA_WEB_REQUEST_URL_SIZE+1]</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-399-322-26-0)" font-size="12px"><text x="8.5" y="411.5">struct timeval tv_in, tv_ready</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-425-322-26-0)" font-size="12px"><text x="8.5" y="437.5">char cookie1[NETDATA_WEB_REQUEST_COOKIE_SIZE+1]</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-451-322-26-0)" font-size="12px"><text x="8.5" y="463.5">char cookie2[NETDATA_WEB_REQUEST_COOKIE_SIZE+1]</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-477-322-26-0)" font-size="12px"><text x="8.5" y="489.5">char origin[NETDATA_WEB_REQUEST_ORIGIN_HEADER_SIZE+1]</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-503-322-26-0)" font-size="12px"><text x="8.5" y="515.5">char *user_agent</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-529-322-26-0)" font-size="12px"><text x="8.5" y="541.5">struct response response</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-555-322-26-0)" font-size="12px"><text x="8.5" y="567.5">size_t stats_received_bytes</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-581-322-26-0)" font-size="12px"><text x="8.5" y="593.5">size_t stats_sent_bytes</text></g><path d="M 333 615 L 353 615 L 353 10 L 168 10 L 168 23.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 168 28.88 L 164.5 21.88 L 168 23.63 L 171.5 21.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-607-322-26-0)" font-size="12px"><text x="8.5" y="619.5">struct web_client *prev</text></g><path d="M 333 641 L 353 641 L 353 10 L 168 10 L 168 23.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 168 28.88 L 164.5 21.88 L 168 23.63 L 171.5 21.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g transform="translate(304.5,299.5)"><switch><foreignObject style="overflow:visible;" pointer-events="all" width="102" height="12" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"><div xmlns="http://www.w3.org/1999/xhtml" style="display: inline-block; font-size: 12px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; vertical-align: top; white-space: nowrap; text-align: center;"><div xmlns="http://www.w3.org/1999/xhtml" style="display:inline-block;text-align:inherit;text-decoration:inherit;background-color:#ffffff;">double linked list of</div></div></foreignObject><text x="51" y="12" fill="#000000" text-anchor="middle" font-size="12px" font-family="Helvetica">double linked list of</text></switch></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-633-322-26-0)" font-size="12px"><text x="8.5" y="645.5">struct web_client *next</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-659-322-26-0)" font-size="12px"><text x="8.5" y="671.5">netdata_thread_t thread</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-685-322-26-0)" font-size="12px"><text x="8.5" y="697.5">volatile int running</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-711-322-26-0)" font-size="12px"><text x="8.5" y="723.5">size_t pollinfo_slot</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-7-737-322-26-0)" font-size="12px"><text x="8.5" y="749.5">size_t pollinfo_filecopy_slot</text></g><path d="M 473 160 L 473 134 L 733 134 L 733 160" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 473 160 L 473 472 L 733 472 L 733 160" fill="#ffffff" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 473 160 L 733 160" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" text-anchor="middle" font-size="12px"><text x="602.5" y="151.5">response</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-477-165-252-26-0)" font-size="12px"><text x="478.5" y="177.5">BUFFER *header</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-477-191-252-26-0)" font-size="12px"><text x="478.5" y="203.5">BUFFER *header_output</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-477-217-252-26-0)" font-size="12px"><text x="478.5" y="229.5">BUFFER *data</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-477-243-252-26-0)" font-size="12px"><text x="478.5" y="255.5">int code</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-477-269-252-26-0)" font-size="12px"><text x="478.5" y="281.5">size_t rlen</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-477-295-252-26-0)" font-size="12px"><text x="478.5" y="307.5">size_t sent</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-477-321-252-26-0)" font-size="12px"><text x="478.5" y="333.5">int zoutput</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-477-347-252-26-0)" font-size="12px"><text x="478.5" y="359.5">z_stream zstream</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-477-373-252-26-0)" font-size="12px"><text x="478.5" y="385.5">Bytef zbuffer[NETDATA_WEB_RESPONSE_ZLIB_CHUNK_SIZE]</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-477-399-252-26-0)" font-size="12px"><text x="478.5" y="411.5">size_t zsent</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-477-425-252-26-0)" font-size="12px"><text x="478.5" y="437.5">size_t zhave</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-477-451-252-26-0)" font-size="12px"><text x="478.5" y="463.5">unsigned int zinitialized</text></g><path d="M 333 537 L 403 537 L 403 114 L 603 114 L 603 127.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 603 132.88 L 599.5 125.88 L 603 127.63 L 606.5 125.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 473 572 L 473 546 L 733 546 L 733 572" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 473 572 L 473 754 L 733 754 L 733 572" fill="#ffffff" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 473 572 L 733 572" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" text-anchor="middle" font-size="12px"><text x="602.5" y="563.5">clients_cache</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-477-577-252-26-0)" font-size="12px"><text x="478.5" y="589.5">pid_t pid</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-477-603-252-26-0)" font-size="12px"><text x="478.5" y="615.5">struct web_client *used</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-477-629-252-26-0)" font-size="12px"><text x="478.5" y="641.5">size_t used_count</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-477-655-252-26-0)" font-size="12px"><text x="478.5" y="667.5">struct web_client *avail</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-477-681-252-26-0)" font-size="12px"><text x="478.5" y="693.5">size_t avail_count</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-477-707-252-26-0)" font-size="12px"><text x="478.5" y="719.5">size_t reused</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-477-733-252-26-0)" font-size="12px"><text x="478.5" y="745.5">size_t allocated</text></g><path d="M 733 611 L 753 611 L 753 10 L 168 10 L 168 23.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 168 28.88 L 164.5 21.88 L 168 23.63 L 171.5 21.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g transform="translate(724.5,12.5)"><switch><foreignObject style="overflow:visible;" pointer-events="all" width="57" height="11" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"><div xmlns="http://www.w3.org/1999/xhtml" style="display: inline-block; font-size: 11px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; vertical-align: top; white-space: nowrap; text-align: center;"><div xmlns="http://www.w3.org/1999/xhtml" style="display:inline-block;text-align:inherit;text-decoration:inherit;background-color:#ffffff;">linked list of</div></div></foreignObject><text x="29" y="11" fill="#000000" text-anchor="middle" font-size="11px" font-family="Helvetica">linked list of</text></switch></g><path d="M 733 663 L 753 663 L 753 10 L 168 10 L 168 23.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 168 28.88 L 164.5 21.88 L 168 23.63 L 171.5 21.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g transform="translate(724.5,38.5)"><switch><foreignObject style="overflow:visible;" pointer-events="all" width="57" height="11" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"><div xmlns="http://www.w3.org/1999/xhtml" style="display: inline-block; font-size: 11px; font-family: Helvetica; color: rgb(0, 0, 0); line-height: 1.2; vertical-align: top; white-space: nowrap; text-align: center;"><div xmlns="http://www.w3.org/1999/xhtml" style="display:inline-block;text-align:inherit;text-decoration:inherit;background-color:#ffffff;">linked list of</div></div></foreignObject><text x="29" y="11" fill="#000000" text-anchor="middle" font-size="11px" font-family="Helvetica">linked list of</text></switch></g><path d="M 833 108 L 833 82 L 1073 82 L 1073 108" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 833 108 L 833 394 L 1073 394 L 1073 108" fill="#ffffff" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 833 108 L 1073 108" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" text-anchor="middle" font-size="12px"><text x="952.5" y="99.5">listen_sockets</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-837-113-232-26-0)" font-size="12px"><text x="838.5" y="125.5">struct config *config</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-837-139-232-26-0)" font-size="12px"><text x="838.5" y="151.5">const char *config_section</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-837-165-232-26-0)" font-size="12px"><text x="838.5" y="177.5">const char *default_bind_to</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-837-191-232-26-0)" font-size="12px"><text x="838.5" y="203.5">uint16_t default_port</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-837-217-232-26-0)" font-size="12px"><text x="838.5" y="229.5">int backlog</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-837-243-232-26-0)" font-size="12px"><text x="838.5" y="255.5">size_t opened</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-837-269-232-26-0)" font-size="12px"><text x="838.5" y="281.5">size_t failed</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-837-295-232-26-0)" font-size="12px"><text x="838.5" y="307.5">int fds[MAX_LISTEN_FDS]</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-837-321-232-26-0)" font-size="12px"><text x="838.5" y="333.5">int *fds_names[MAX_LISTEN_FDS]</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-837-347-232-26-0)" font-size="12px"><text x="838.5" y="359.5">int fds_types[MAX_LISTEN_FDS]</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-837-373-232-26-0)" font-size="12px"><text x="838.5" y="385.5">int fds_families[MAX_LISTEN_FDS]</text></g><path d="M 1173 56 L 1173 30 L 1403 30 L 1403 56" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 1173 56 L 1173 498 L 1403 498 L 1403 56" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 1173 56 L 1403 56" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" text-anchor="middle" font-size="12px"><text x="1287.5" y="47.5">POLLINFO</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1177-61-222-26-0)" font-size="12px"><text x="1178.5" y="73.5">POLLJOB *p</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1177-87-222-26-0)" font-size="12px"><text x="1178.5" y="99.5">size_t slot</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1177-113-222-26-0)" font-size="12px"><text x="1178.5" y="125.5">int fd</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1177-139-222-26-0)" font-size="12px"><text x="1178.5" y="151.5">int socktype</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1177-165-222-26-0)" font-size="12px"><text x="1178.5" y="177.5">char *client_ip</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1177-191-222-26-0)" font-size="12px"><text x="1178.5" y="203.5">char *client_port</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1177-217-222-26-0)" font-size="12px"><text x="1178.5" y="229.5">time_t connected_t</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1177-243-222-26-0)" font-size="12px"><text x="1178.5" y="255.5">time_t last_received_t</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1177-269-222-26-0)" font-size="12px"><text x="1178.5" y="281.5">time_t last_sent_t</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1177-295-222-26-0)" font-size="12px"><text x="1178.5" y="307.5">size_t recv_count</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1177-321-222-26-0)" font-size="12px"><text x="1178.5" y="333.5">size_t send_count</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1177-347-222-26-0)" font-size="12px"><text x="1178.5" y="359.5">uint32_t flags</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1177-373-222-26-0)" font-size="12px"><text x="1178.5" y="385.5">void (*del_callback)</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1177-399-222-26-0)" font-size="12px"><text x="1178.5" y="411.5">int (*rcv_callback)</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1177-425-222-26-0)" font-size="12px"><text x="1178.5" y="437.5">int (*snd_callback)</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1177-451-222-26-0)" font-size="12px"><text x="1178.5" y="463.5">void *data</text></g><path d="M 1403 485 L 1423 485 L 1423 10 L 1279 10 L 1279 22.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 1279 27.88 L 1275.5 20.88 L 1279 22.63 L 1282.5 20.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1177-477-222-26-0)" font-size="12px"><text x="1178.5" y="489.5">struct pollinfo *next</text></g><path d="M 1523 121 L 1523 95 L 1773 95 L 1773 121" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 1523 121 L 1523 615 L 1773 615 L 1773 121" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 1523 121 L 1773 121" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><g fill="#000000" font-family="Helvetica" text-anchor="middle" font-size="12px"><text x="1647.5" y="112.5">POLLJOB</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1527-126-242-26-0)" font-size="12px"><text x="1528.5" y="138.5">size_t slots</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1527-152-242-26-0)" font-size="12px"><text x="1528.5" y="164.5">size_t used</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1527-178-242-26-0)" font-size="12px"><text x="1528.5" y="190.5">size_t min</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1527-204-242-26-0)" font-size="12px"><text x="1528.5" y="216.5">size_t max</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1527-230-242-26-0)" font-size="12px"><text x="1528.5" y="242.5">size_t limit</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1527-256-242-26-0)" font-size="12px"><text x="1528.5" y="268.5">time_t complete_request_timeout</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1527-282-242-26-0)" font-size="12px"><text x="1528.5" y="294.5">time_t idle_timeout</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1527-308-242-26-0)" font-size="12px"><text x="1528.5" y="320.5">time_t check_every</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1527-334-242-26-0)" font-size="12px"><text x="1528.5" y="346.5">time_t timer_milliseconds</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1527-360-242-26-0)" font-size="12px"><text x="1528.5" y="372.5">void *timer_data</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1527-386-242-26-0)" font-size="12px"><text x="1528.5" y="398.5">struct pollfd *fds</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1527-412-242-26-0)" font-size="12px"><text x="1528.5" y="424.5">struct pollinfo *inf</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1527-438-242-26-0)" font-size="12px"><text x="1528.5" y="450.5">struct pollinfo *first_free</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1527-464-242-26-0)" font-size="12px"><text x="1528.5" y="476.5">SIMPLE_PATTERN *access_list</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1527-490-242-26-0)" font-size="12px"><text x="1528.5" y="502.5">void *(*add_callback)</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1527-516-242-26-0)" font-size="12px"><text x="1528.5" y="528.5">void (*dell_callback)</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1527-542-242-26-0)" font-size="12px"><text x="1528.5" y="554.5">int (*rcv_callback)</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1527-568-242-26-0)" font-size="12px"><text x="1528.5" y="580.5">int (*snd_callback)</text></g><g fill="#000000" font-family="Helvetica" clip-path="url(#mx-clip-1527-594-242-26-0)" font-size="12px"><text x="1528.5" y="606.5">void (*tmr_callback)</text></g><path d="M 1403 69 L 1648 69 L 1648 88.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 1648 93.88 L 1644.5 86.88 L 1648 88.63 L 1651.5 86.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 1773 420 L 1793 420 L 1793 10 L 1279 10 L 1279 22.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 1279 27.88 L 1275.5 20.88 L 1279 22.63 L 1282.5 20.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 1773 446 L 1793 446 L 1793 10 L 1278 10 L 1278 22.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/><path d="M 1278 27.88 L 1274.5 20.88 L 1278 22.63 L 1281.5 20.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="none"/></svg>
+\ No newline at end of file
author	Daniel Baumann <daniel.baumann@progress-linux.org>	2024-05-06 01:22:31 +0000
committer	Daniel Baumann <daniel.baumann@progress-linux.org>	2024-05-06 01:22:31 +0000
commit	8d4f58e49b9dc7d3545651023a36729de773ad86 (patch)
tree	7bc7be4a8e9e298daa1349348400aa2a653866f2 /diagrams/data_structures
parent	Initial commit. (diff)
download	netdata-4aa3875af220e78bf296859b10b66a92e9bbed37.tar.xz netdata-4aa3875af220e78bf296859b10b66a92e9bbed37.zip