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docs: note way of forcing recovery then quitting in single user mode

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Ian Barwick
2017-10-18 22:31:06 +09:00
committed by Ian Barwick
parent 946683182c
commit acdbd1110a
1 changed files with 14 additions and 3 deletions
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17
doc/repmgr-node-rejoin.sgml
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@@ -13,14 +13,25 @@
</simpara> </simpara>
</note> </note>
<para> <para>
This can optionally use <command>pg_rewind</command> to re-integrate a node which has diverged This can optionally use <application>pg_rewind</application> to re-integrate a node which has diverged
from the rest of the cluster, typically a failed primary. from the rest of the cluster, typically a failed primary.
</para> </para>
<para> <para>
The node must have been shut down cleanly; if this was not the case, it will The node must have been shut down cleanly; if this was not the case, it will
need to be manually started (remove any existing <filename>recovery.conf</filename> file) until need to be manually started (remove any existing <filename>recovery.conf</filename> file first)
it has reached a consistent recovery point, then shut down cleanly. until it has reached a consistent recovery point, then shut down cleanly.
</para> </para>
<tip>
<para>
If <application>PostgreSQL</application> is started in single-user mode and
input is directed from <filename>/dev/null/</filename>, it will perform recovery
then immediately quit, and will then be in a state suitable for use by
<application>pg_rewind</application>.
<programlisting>
rm -f /var/lib/pgsql/data/recovery.conf
postgres --single -D /var/lib/pgsql/data/ < /dev/null
</para>
</tip>
<para> <para>
Usage: Usage:
<programlisting> <programlisting>