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Commit7f6bc3b

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doc: Improve description of targets for pg_stat_reset_shared()
This commit changes the documentation so as the supported targets aredocumented with itemized list, making it easier to understand the view agiven target affects.Author: Atsushi TorikoshiDiscussion:https://postgr.es/m/e3c25d72e81378e7b64f3c52e0306fc9@oss.nttdata.com
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‎doc/src/sgml/monitoring.sgml

Lines changed: 45 additions & 16 deletions
Original file line numberDiff line numberDiff line change
@@ -4717,22 +4717,51 @@ description | Waiting for a newly initialized WAL file to reach durable storage
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</para>
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<para>
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Resets some cluster-wide statistics counters to zero, depending on the
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argument. The argument can be <literal>bgwriter</literal> to reset
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all the counters shown in
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the <structname>pg_stat_bgwriter</structname> view,
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<literal>checkpointer</literal> to reset all the counters shown in
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the <structname>pg_stat_checkpointer</structname> view,
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<literal>archiver</literal> to reset all the counters shown in
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the <structname>pg_stat_archiver</structname> view,
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<literal>io</literal> to reset all the counters shown in the
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<structname>pg_stat_io</structname> view,
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<literal>wal</literal> to reset all the counters shown in the
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<structname>pg_stat_wal</structname> view or
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<literal>recovery_prefetch</literal> to reset all the counters shown
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in the <structname>pg_stat_recovery_prefetch</structname> view.
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If <parameter>target</parameter> is <literal>NULL</literal> or
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is not specified, all the counters from the views listed above are
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reset.
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argument. <parameter>target</parameter> can be:
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<itemizedlist>
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<listitem>
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<para>
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<literal>archiver</literal>: Reset all the counters shown in the
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<structname>pg_stat_archiver</structname> view.
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</para>
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</listitem>
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<listitem>
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<para>
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<literal>bgwriter</literal>: Reset all the counters shown in the
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<structname>pg_stat_bgwriter</structname> view.
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</para>
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</listitem>
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<listitem>
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<para>
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<literal>checkpointer</literal>: Reset all the counters shown in the
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<structname>pg_stat_checkpointer</structname> view.
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</para>
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</listitem>
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<listitem>
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<para>
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<literal>io</literal>: Reset all the counters shown in the
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<structname>pg_stat_io</structname> view.
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</para>
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</listitem>
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<listitem>
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<para>
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<literal>recovery_prefetch</literal>: Reset all the counters shown in
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the <structname>pg_stat_recovery_prefetch</structname> view.
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</para>
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</listitem>
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<listitem>
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<para>
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<literal>wal</literal>: Reset all the counters shown in the
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<structname>pg_stat_wal</structname> view.
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</para>
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</listitem>
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<listitem>
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<para>
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<literal>NULL</literal> or not specified: All the counters from the
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views listed above are reset.
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</para>
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</listitem>
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</itemizedlist>
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</para>
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<para>
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