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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2023-10-17 09:30:20 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2023-10-17 09:30:20 +0000 |
commit | 386ccdd61e8256c8b21ee27ee2fc12438fc5ca98 (patch) | |
tree | c9fbcacdb01f029f46133a5ba7ecd610c2bcb041 /collectors/idlejitter.plugin/README.md | |
parent | Adding upstream version 1.42.4. (diff) | |
download | netdata-386ccdd61e8256c8b21ee27ee2fc12438fc5ca98.tar.xz netdata-386ccdd61e8256c8b21ee27ee2fc12438fc5ca98.zip |
Adding upstream version 1.43.0.upstream/1.43.0
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'collectors/idlejitter.plugin/README.md')
l---------[-rw-r--r--] | collectors/idlejitter.plugin/README.md | 37 |
1 files changed, 1 insertions, 36 deletions
diff --git a/collectors/idlejitter.plugin/README.md b/collectors/idlejitter.plugin/README.md index 9474a2b9..1ce460b6 100644..120000 --- a/collectors/idlejitter.plugin/README.md +++ b/collectors/idlejitter.plugin/README.md @@ -1,36 +1 @@ -<!-- -title: "idlejitter.plugin" -custom_edit_url: "https://github.com/netdata/netdata/edit/master/collectors/idlejitter.plugin/README.md" -sidebar_label: "idlejitter.plugin" -learn_status: "Published" -learn_topic_type: "References" -learn_rel_path: "Integrations/Monitor/QoS" ---> - -# idlejitter.plugin - -Idle jitter is a measure of delays in timing for user processes caused by scheduling limitations. - -## How Netdata measures idle jitter - -A thread is spawned that requests to sleep for 20000 microseconds (20ms). -When the system wakes it up, it measures how many microseconds have passed. -The difference between the requested and the actual duration of the sleep, is the idle jitter. -This is done at most 50 times per second, to ensure we have a good average. - -This number is useful: - -- In multimedia-streaming environments such as VoIP gateways, where the CPU jitter can affect the quality of the service. -- On time servers and other systems that require very precise timing, where CPU jitter can actively interfere with timing precision. -- On gaming systems, where CPU jitter can cause frame drops and stuttering. -- In cloud infrastructure that can pause the VM or container for a small duration to perform operations at the host. - -## Charts - -idlejitter.plugin generates the idlejitter chart which measures CPU idle jitter in milliseconds lost per second. - -## Configuration - -This chart is available without any configuration. - - +integrations/idle_os_jitter.md
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