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Remove 'syslog' GUC variable, and add more logical 'log_destination'

variable to control logoutput location on Unix and Win32.

Magnus Hagander
This commit is contained in:
Bruce Momjian
2004-04-05 03:02:11 +00:00
parent a12fc7dae6
commit 6165bbab8c
8 changed files with 180 additions and 69 deletions

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@ -1,5 +1,5 @@
<!--
$PostgreSQL: pgsql/doc/src/sgml/maintenance.sgml,v 1.32 2004/03/15 14:21:30 momjian Exp $
$PostgreSQL: pgsql/doc/src/sgml/maintenance.sgml,v 1.33 2004/04/05 03:02:03 momjian Exp $
-->
<chapter id="maintenance">
@ -456,7 +456,7 @@ VACUUM
The simplest production-grade approach to managing log output is to
send it all to <application>syslog</> and let
<application>syslog</> deal with file rotation. To do this, set the
configurations parameter <literal>syslog</> to 2 (to log to
configurations parameter <literal>log_destination</> to 'syslog' (to log to
<application>syslog</> only) in <filename>postgresql.conf</>. Then
you can send a <literal>SIGHUP</literal> signal to the
<application>syslog</> daemon whenever you want to force it to

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@ -1,5 +1,5 @@
<!--
$PostgreSQL: pgsql/doc/src/sgml/runtime.sgml,v 1.256 2004/03/31 19:59:22 momjian Exp $
$PostgreSQL: pgsql/doc/src/sgml/runtime.sgml,v 1.257 2004/04/05 03:02:03 momjian Exp $
-->
<Chapter Id="runtime">
@ -469,7 +469,7 @@ psql: could not connect to server: No such file or directory
<programlisting>
# This is a comment
log_connections = yes
syslog = 2
log_destination = 'syslog'
search_path = '$user, public'
</programlisting>
One parameter is specified per line. The equal sign between name and
@ -497,7 +497,7 @@ search_path = '$user, public'
A second way to set these configuration parameters is to give them
as a command line option to the <command>postmaster</command>, such as:
<programlisting>
postmaster -c log_connections=yes -c syslog=2
postmaster -c log_connections=yes -c log_destination='syslog'
</programlisting>
Command-line options override any conflicting settings in
<filename>postgresql.conf</filename>.
@ -1705,27 +1705,26 @@ SET ENABLE_SEQSCAN TO OFF;
<primary>server log</primary>
</indexterm>
<sect3 id="runtime-config-logging-syslog">
<title>Syslog</title>
<sect3 id="runtime-config-logging-where">
<title>Where to log</title>
<indexterm zone="runtime-config-logging-syslog">
<primary>syslog</primary>
<indexterm zone="runtime-config-logging-where">
<primary>where to log</primary>
</indexterm>
<variablelist>
<varlistentry id="guc-syslog" xreflabel="syslog">
<term><varname>syslog</varname> (<type>integer</type>)</term>
<varlistentry id="guc-log-destination" xreflabel="log_destination">
<term><varname>log_destination</varname> (<type>string</type>)</term>
<listitem>
<para>
<productname>PostgreSQL</productname> allows the use of
<systemitem>syslog</systemitem> for logging. If this option is
set to 1, messages go both to <systemitem>syslog</> and the
standard output. A setting of 2 sends output only to
<systemitem>syslog</>. (Some messages will still go to the
standard output/error.) The default is 0, which means
<systemitem>syslog</> is off. This option must be set at server
start.
<productname>PostgreSQL</productname> supports several methods
for loggning, including <systemitem>stderr</systemitem> and
<systemitem>syslog</systemitem>. On Windows,
<systemitem>eventlog</systemitem> is also supported. Set this
option to a list of desired log destinations separated by a
comma. The default is to log to <systemitem>stderr</systemitem>
only. This option must be set at server start.
</para>
</listitem>
</varlistentry>