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doc: Add note about checkpoint_warning vs checkpoint_timeout

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suggested by Tianyin Xu
This commit is contained in:
Peter Eisentraut 2013-03-10 17:16:18 -04:00
parent 31531325a4
commit dd28c410f7
1 changed files with 2 additions and 0 deletions
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doc/src/sgml/config.sgml
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@ -2057,6 +2057,8 @@ include 'filename'
than this many seconds (which suggests that
<varname>checkpoint_segments</> ought to be raised). The default is
30 seconds (<literal>30s</>). Zero disables the warning.
No warnings will be generated if <varname>checkpoint_timeout</varname>
is less than <varname>checkpoint_warning</varname>.
This parameter can only be set in the <filename>postgresql.conf</>
file or on the server command line.
</para>