diff options
| -rw-r--r-- | doc/src/sgml/config.sgml | 19 |
1 files changed, 11 insertions, 8 deletions
diff --git a/doc/src/sgml/config.sgml b/doc/src/sgml/config.sgml index 757ee2a3dbc..9d33918a3ec 100644 --- a/doc/src/sgml/config.sgml +++ b/doc/src/sgml/config.sgml @@ -1,4 +1,4 @@ -<!-- $PostgreSQL: pgsql/doc/src/sgml/config.sgml,v 1.189 2008/08/25 18:55:43 mha Exp $ --> +<!-- $PostgreSQL: pgsql/doc/src/sgml/config.sgml,v 1.190 2008/08/25 19:03:37 tgl Exp $ --> <chapter Id="runtime-config"> <title>Server Configuration</title> @@ -3414,13 +3414,16 @@ COPY postgres_log FROM '/full/path/to/logfile.csv' WITH csv; </indexterm> <listitem> <para> - Sets the directory to store temporary statistics data in. This can be a - path relative to the data directory or an absolute path. The default is - <filename>pg_stat_tmp</filename>. Pointing this at a RAM based filesystem - will decrease physical I/O requirements and can lead to increased - performance. If this parameter is changed when the system is running, - there is a small window of time until the new file has been written - during which the statistics functions might return no information. + Sets the directory to store temporary statistics data in. This can be + a path relative to the data directory or an absolute path. The default + is <filename>pg_stat_tmp</filename>. Pointing this at a RAM based + filesystem will decrease physical I/O requirements and can lead to + improved performance. + This parameter can only be set in the <filename>postgresql.conf</> + file or on the server command line. + If this parameter is changed while the server is running, there is a + small window of time until the new statistics file has been written + during which the statistics functions might return no information. </para> </listitem> </varlistentry> |