Files
repmgr/doc/repmgr-cluster-cleanup.sgml
2018-09-25 15:56:40 +09:00

78 lines
2.1 KiB
Plaintext

<refentry id="repmgr-cluster-cleanup">
<indexterm>
<primary>repmgr cluster cleanup</primary>
</indexterm>
<refmeta>
<refentrytitle>repmgr cluster cleanup</refentrytitle>
</refmeta>
<refnamediv>
<refname>repmgr cluster cleanup</refname>
<refpurpose>purge monitoring history</refpurpose>
</refnamediv>
<refsect1>
<title>Description</title>
<para>
Purges monitoring history from the <literal>repmgr.monitoring_history</literal> table to
prevent excessive table growth.
</para>
<para>
By default <emphasis>all</emphasis> data will be removed; Use the <option>-k/--keep-history</option>
option to specify the number of days of monitoring history to retain.
</para>
<para>
This command can be executed manually or as a cronjob.
</para>
</refsect1>
<refsect1>
<title>Usage</title>
<para>
This command requires a valid <filename>repmgr.conf</filename> file for the node on which it is
executed; no additional arguments are required.
</para>
</refsect1>
<refsect1>
<title>Notes</title>
<para>
Monitoring history will only be written if <application>repmgrd</application> is active, and
<varname>monitoring_history</varname> is set to <literal>true</literal> in
<filename>repmgr.conf</filename>.
</para>
</refsect1>
<refsect1 id="repmgr-cluster-cleanup-events">
<title>Event notifications</title>
<para>
A <literal>cluster_cleanup</literal> <link linkend="event-notifications">event notification</link> will be generated.
</para>
</refsect1>
<refsect1>
<title>Options</title>
<variablelist>
<varlistentry>
<term><option>--node-id</option></term>
<listitem>
<para>
Only delete monitoring records for the specified node.
</para>
</listitem>
</varlistentry>
</variablelist>
</refsect1>
<refsect1>
<title>See also</title>
<para>
For more details see the sections <xref linkend="repmgrd-monitoring"> and
<xref linkend="repmgrd-monitoring-configuration">.
</para>
</refsect1>
</refentry>