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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 02:58:04 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 02:58:04 +0000
commit89f8d515746f459d7ca8e6261bd590bd1b4602bd (patch)
treee419fa4503aef64498a4e74697f5b35b26e9c8d6 /debian/netdata-core.README.Debian
parentAdding upstream version 1.44.3. (diff)
downloadnetdata-89f8d515746f459d7ca8e6261bd590bd1b4602bd.tar.xz
netdata-89f8d515746f459d7ca8e6261bd590bd1b4602bd.zip
Adding debian version 1.44.3-2.debian/1.44.3-2debian
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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+netdata for Debian
+==================
+
+1. Web UI
+---------
+
+If you install netdata-web, the web UI will be available by default on
+http://localhost:19999
+
+
+2. Plugins
+----------
+
+netdata has a lot of plugins. Some of them need extra configuration on the
+host system to work. Here are some notes for that...
+
+2.1 mysql/mariadb
+-----------------
+
+netdata by default tries to read /etc/mysql/debian.cnf and use the
+debian-sys-maint credentials to access the database.
+
+For Debian 10 and older, you *could* (but shouldn't, see below) grant netdata
+access to debian.cnf by setting the group ownership to netdata.
+
+For Debian 11 and newer, the debian.cnf is no longer used.
+
+Instead (and preferably also for Debian 10 and older), a dedicated read-only
+database user should be created:
+
+ $ sudo mariadb -u root
+ MariaDB > create user 'netdata'@'localhost';
+ MariaDB > grant usage on *.* to 'netdata'@'localhost';
+ MariaDB > flush privileges;
+ MariaDB > exit
+
+Note that this will allow the netdata to connect to mariadb but *not* read
+any data (which it does not need to).
+
+Naming the user 'netdata' saves you from configuring anything in netdata itself
+and it will automatically pick it up once the user has been created.
+
+2.2 Bug: netdata doesn't start
+------------------------------
+
+If netdata does not start, there could be an upgrade issue from a previous version
+leading to a corrupted internal database of the cached values in /var/cache/netdata.
+
+Try purging the package reinstalling netdata:
+
+ $ sudo apt remove --purge netdata-core
+ $ sudo apt install netdata-core
+
+ -- Daniel Baumann <daniel.baumann@progress-linux.org> Tue, 09 Feb 2021 11:03:31 +0100