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| -rw-r--r-- | doc/src/sgml/wal.sgml | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/doc/src/sgml/wal.sgml b/doc/src/sgml/wal.sgml index e7980b386e9..faac54530d9 100644 --- a/doc/src/sgml/wal.sgml +++ b/doc/src/sgml/wal.sgml @@ -481,9 +481,9 @@ <para> There will always be at least one WAL segment file, and will normally - not be more files than the higher of <xref linkend="guc-wal-keep-segments"> or - (2 + <varname>checkpoint_completion_target</varname>) * <varname>checkpoint_segments</varname> + 1. - Each segment file is normally 16 MB (though this size can be + not be more than (2 + <varname>checkpoint_completion_target</varname>) * <varname>checkpoint_segments</varname> + 1 + or <varname>checkpoint_segments</> + <xref linkend="guc-wal-keep-segments"> + 1 + files. Each segment file is normally 16 MB (though this size can be altered when building the server). You can use this to estimate space requirements for <acronym>WAL</acronym>. Ordinarily, when old log segment files are no longer needed, they |