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| author | Tom Lane <tgl@sss.pgh.pa.us> | 2005-10-03 22:55:56 +0000 |
|---|---|---|
| committer | Tom Lane <tgl@sss.pgh.pa.us> | 2005-10-03 22:55:56 +0000 |
| commit | 53e47cdd799963951c371ea8158996be3b6e603a (patch) | |
| tree | c63a3ef6fc454dc9ac25eab13ea37318456726b0 /doc/src | |
| parent | 12992ab37a05dbcbff5e0629a037f86f5dbb2964 (diff) | |
| download | postgresql-53e47cdd799963951c371ea8158996be3b6e603a.tar.gz postgresql-53e47cdd799963951c371ea8158996be3b6e603a.zip | |
Add a trace_sort option to help with measuring resource usage of external
sort operations. Per recent discussion. Simon Riggs and Tom Lane.
Diffstat (limited to 'doc/src')
| -rw-r--r-- | doc/src/sgml/config.sgml | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/doc/src/sgml/config.sgml b/doc/src/sgml/config.sgml index d239654b47b..710605ca700 100644 --- a/doc/src/sgml/config.sgml +++ b/doc/src/sgml/config.sgml @@ -1,5 +1,5 @@ <!-- -$PostgreSQL: pgsql/doc/src/sgml/config.sgml,v 1.23 2005/09/24 23:25:31 neilc Exp $ +$PostgreSQL: pgsql/doc/src/sgml/config.sgml,v 1.24 2005/10/03 22:55:50 tgl Exp $ --> <chapter Id="runtime-config"> <title>Run-time Configuration</title> @@ -4071,6 +4071,21 @@ plruby.use_strict = true # generates error: unknown class name </listitem> </varlistentry> + <varlistentry id="guc-trace-sort" xreflabel="trace_sort"> + <term><varname>trace_sort</varname> (<type>boolean</type>)</term> + <indexterm> + <primary><varname>trace_sort</> configuration parameter</primary> + </indexterm> + <listitem> + <para> + If on, emit information about resource usage during sort operations. + This option is only available if the <symbol>TRACE_SORT</symbol> macro + was defined when <productname>PostgreSQL</productname> was compiled. + (However, <symbol>TRACE_SORT</symbol> is currently defined by default.) + </para> + </listitem> + </varlistentry> + <varlistentry> <term><varname>trace_locks</varname> (<type>boolean</type>)</term> <term><varname>trace_lwlocks</varname> (<type>boolean</type>)</term> |