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<chapter Id="runtime-config">

<title>Server Configuration</title>

</indexterm>

<listitem>

<para>

Causesactions executed by autovacuum to be logged if it ran for at

least the specified number of milliseconds. Setting this to zeroprints

allaction durations. Minus-one (the default) disables logging

autovacuumaction durations. For example, if you setit to

Causeseach action executed by autovacuum to be logged if it ran for at

least the specified number of milliseconds. Setting this to zerologs

allautovacuum actions. Minus-one (the default) disables logging

autovacuumactions. For example, if you setthis to

<literal>250ms</literal> then all vacuums and analyzes that run

250ms or longer will be logged. Enabling this parameter can be helpful

in tracking autovacuum activity. This setting can only be set in

},

{

{"log_autovacuum",PGC_BACKEND,LOGGING_WHAT,

{"log_autovacuum",PGC_SIGHUP,LOGGING_WHAT,

gettext_noop("Sets the minimum execution time above which autovacuum actions "

"will be logged."),

gettext_noop("Zero prints all actions. The default is -1 (turning this feature off)."),

gettext_noop("Zero prints all actions. The default is -1 (disabling autovacuum logging)."),

},

&Log_autovacuum,