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Document that increasing max_connections uses more resources. 

Roberto Mello

Discussion: http://postgr.es/m/CAKz==bJBCWrvN77fmuZ2XqD3jazWEb=E80AA4Yv9C9tQ61YDdQ@mail.gmail.com
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Robert Haas 2024-05-16 08:44:27 -04:00
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doc/src/sgml/config.sgml
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@ -707,6 +707,12 @@ include_dir 'conf.d'
only be set at server start.
</para>
<para>
PostgreSQL sizes certain resources based directly on the value of
<varname>max_connections</varname>. Increasing its value leads to
higher allocation of those resources, including shared memory.
</para>
<para>
When running a standby server, you must set this parameter to the
same or higher value than on the primary server. Otherwise, queries