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Report wait events for local shell commands like archive_command.

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This commit introduces new wait events for archive_command,
archive_cleanup_command, restore_command and recovery_end_command.

Author: Fujii Masao
Reviewed-by: Bharath Rupireddy, Michael Paquier
Discussion: https://postgr.es/m/4ca4f920-6b48-638d-08b2-93598356f5d3@oss.nttdata.com
This commit is contained in:
Fujii Masao
2021-11-22 10:28:21 +09:00
parent 97f5aef609
commit 1b06d7bac9
7 changed files with 53 additions and 5 deletions
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22
doc/src/sgml/monitoring.sgml
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@@ -1569,7 +1569,17 @@ postgres 27093 0.0 0.0 30096 2752 ? Ss 11:34 0:00 postgres: ser
<entry>Waiting for subplan nodes of an <literal>Append</literal> plan
node to be ready.</entry>
</row>
<row>
<row>
<entry><literal>ArchiveCleanupCommand</literal></entry>
<entry>Waiting for <xref linkend="guc-archive-cleanup-command"/> to
complete.</entry>
</row>
<row>
<entry><literal>ArchiveCommand</literal></entry>
<entry>Waiting for <xref linkend="guc-archive-command"/> to
complete.</entry>
</row>
<row>
<entry><literal>BackendTermination</literal></entry>
<entry>Waiting for the termination of another backend.</entry>
</row>
@@ -1747,6 +1757,11 @@ postgres 27093 0.0 0.0 30096 2752 ? Ss 11:34 0:00 postgres: ser
<entry>Waiting for recovery conflict resolution for dropping a
tablespace.</entry>
</row>
<row>
<entry><literal>RecoveryEndCommand</literal></entry>
<entry>Waiting for <xref linkend="guc-recovery-end-command"/> to
complete.</entry>
</row>
<row>
<entry><literal>RecoveryPause</literal></entry>
<entry>Waiting for recovery to be resumed.</entry>
@@ -1761,6 +1776,11 @@ postgres 27093 0.0 0.0 30096 2752 ? Ss 11:34 0:00 postgres: ser
<entry>Waiting for a replication slot to become inactive so it can be
dropped.</entry>
</row>
<row>
<entry><literal>RestoreCommand</literal></entry>
<entry>Waiting for <xref linkend="guc-restore-command"/> to
complete.</entry>
</row>
<row>
<entry><literal>SafeSnapshot</literal></entry>
<entry>Waiting to obtain a valid snapshot for a <literal>READ ONLY