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Enable configurable log of autovacuum actions. Initial patch from Simon

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Riggs, additional code and docs by me.  Per discussion.
This commit is contained in:
Alvaro Herrera
2007-04-18 16:44:18 +00:00
parent 432ea3cffd
commit ef23a77441
7 changed files with 134 additions and 15 deletions
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13
src/backend/utils/misc/guc.c
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@@ -10,7 +10,7 @@
* Written by Peter Eisentraut <peter_e@gmx.net>.
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/utils/misc/guc.c,v 1.385 2007/04/16 18:29:55 alvherre Exp $
* $PostgreSQL: pgsql/src/backend/utils/misc/guc.c,v 1.386 2007/04/18 16:44:18 alvherre Exp $
*
*--------------------------------------------------------------------
*/
@@ -1505,6 +1505,17 @@ static struct config_int ConfigureNamesInt[] =
-1, -1, INT_MAX / 1000, NULL, NULL
},
{
{"log_autovacuum", PGC_BACKEND, 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)."),
GUC_UNIT_MS
},
&Log_autovacuum,
-1, -1, INT_MAX / 1000, NULL, NULL
},
{
{"bgwriter_delay", PGC_SIGHUP, RESOURCES,
gettext_noop("Background writer sleep time between rounds."),

5
src/backend/utils/misc/postgresql.conf.sample
View File

@@ -376,8 +376,11 @@
#autovacuum = on # enable autovacuum subprocess?
# 'on' requires stats_start_collector
# and stats_row_level to also be on
#autovacuum_max_workers = 3 # max # of autovacuum subprocesses
#autovacuum_max_workers = 3 # max # of autovacuum subprocesses
#autovacuum_naptime = 1min # time between autovacuum runs
#log_autovacuum = -1 # -1 is disabled, 0 logs all actions
# and their durations, > 0 logs only
# actions running at least N msec.
#autovacuum_vacuum_threshold = 500 # min # of tuple updates before
# vacuum
#autovacuum_analyze_threshold = 250 # min # of tuple updates before