On Fri, Oct 18, 2024 at 02:25:15AM +0900, Fujii Masao wrote: > The documentation in wal.sgml explains that old WAL files cannot be > removed or recycled until they are archived (when WAL archiving is used) > or replicated (when using replication slots). However, it did not > mention that, similarly, old WAL files are also kept until they are summarized > if WAL summarization is enabled. Attached patch adds that clarification to > the documentation. Thought? > > @@ -643,6 +643,8 @@ > until the situation is resolved. A slow or failed standby server that > uses a replication slot will have the same effect (see > <xref linkend="streaming-replication-slots"/>). > + Similarly, if WAL summarization is enabled, old segments are kept > + until they are summarized. > </para>
Sounds like a good idea to me. I'd suggest to add a link to runtime-config-wal-summarization as it is the first reference to WAL summarization in this file. -- Michael
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