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--- munin_statistics [2022/07/21 21:45] – admin
+++ munin_statistics [2022/07/21 23:06] (current) – admin
@@ Line 56: / Line 56: @@
 ...A few minutes later, you should see updates.
+==== Removing graphs / plugins ====
+All possible plugins are stored in: /usr/share/munin/plugins/ and symlinked into: /etc/munin/plugins
+To delete a plugin, simply delete it from /etc/munin/plugins
+==== Adding graphs / plugins ====
+=== Apache plugins ===
+<code>
+ln -s /usr/share/munin/plugins/apache_accesses /etc/munin/plugins/apache_accesses
+ln -s /usr/share/munin/plugins/apache_processes /etc/munin/plugins/apache_processes
+ln -s /usr/share/munin/plugins/apache_volume /etc/munin/plugins/apache_volume
+ln -s /usr/share/munin/plugins/port_ /etc/munin/plugins/port_80
+#You may need to do:
+a2enmod status
+#reported: Module status already enabled
+#check /etc/apache2/mods-enabled/status.conf
+</code>
+Note: there are lots more graphs for apache, but require apache mod_watch. See [[munin_statistics#apache_mod_watch_munin_graphs_showing_vhost_accesses|here]]
+=== SQL plugins ===
+Well MySQL is now MariaDb.
+<code>
+ln -s /usr/share/munin/plugins/mysql_queries /etc/munin/plugins/mysql_queries
+ln -s /usr/share/munin/plugins/mysql_slowqueries /etc/munin/plugins/mysql_slowqueries
+ln -s /usr/share/munin/plugins/mysql_bytes /etc/munin/plugins/mysql_bytes
+</code>
+=== Other useful plugins ===
+<code>
+ln -s /usr/share/munin/plugins/postfix_mailstats /etc/munin/plugins/postfix_mailstats
+ln -s /usr/share/munin/plugins/multips_memory /etc/munin/plugins/multips_memory
+^ For the above, to monitor just certain processes
+vi /etc/munin/plugin-conf.d/munin-node
+#Add
+[multips_memory]
+env.names apache2 mariadbd
+</code>
 ===== Temperature Monitoring with Munin =====