autovacuum is ON in the system but commented out in postgresql.conf
Subramanian,Ramachandran <ramachandran.subramanian@alte-leipziger.de>
From: "Subramanian,Ramachandran" <ramachandran.subramanian@alte-leipziger.de>
To: "pgsql-novice@lists.postgresql.org" <pgsql-novice@lists.postgresql.org>
Date: 2026-05-13T10:15:34Z
Lists: pgsql-novice
Hello,
I am running PG V16.13.
I see the autovacuum is on , but when I look at postgresql.conf all the relevant lines are commented out. How should I understand this ?
LG
Ram
postgres=# show autovacuum
postgres-# ;
autovacuum
------------
on
(1 row)
#------------------------------------------------------------------------------
# AUTOVACUUM
#------------------------------------------------------------------------------
#autovacuum = on # Enable autovacuum subprocess? 'on'
# requires track_counts to also be on.
#autovacuum_max_workers = 3 # max number of autovacuum subprocesses
# (change requires restart)
#autovacuum_naptime = 1min # time between autovacuum runs
#autovacuum_vacuum_threshold = 50 # min number of row updates before
# vacuum
#autovacuum_vacuum_insert_threshold = 1000 # min number of row inserts
# before vacuum; -1 disables insert
# vacuums
#autovacuum_analyze_threshold = 50 # min number of row updates before
# analyze
#autovacuum_vacuum_scale_factor = 0.2 # fraction of table size before vacuum
#autovacuum_vacuum_insert_scale_factor = 0.2 # fraction of inserts over table
# size before insert vacuum
#autovacuum_analyze_scale_factor = 0.1 # fraction of table size before analyze
#autovacuum_freeze_max_age = 200000000 # maximum XID age before forced vacuum
# (change requires restart)
#autovacuum_multixact_freeze_max_age = 400000000 # maximum multixact age
# before forced vacuum
# (change requires restart)
#autovacuum_vacuum_cost_delay = 2ms # default vacuum cost delay for
# autovacuum, in milliseconds;
# -1 means use vacuum_cost_delay
#autovacuum_vacuum_cost_limit = -1 # default vacuum cost limit for
# autovacuum, -1 means use
# vacuum_cost_limit
Freundliche Grüße
i. A. Ramachandran Subramanian
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