Re: Slow query on a one-tuple table

Tom Lane <[email protected]> Thu, 19 Sep 2019 18:57:11 -0400

Newsgroups	gmane.comp.db.postgresql.performance
Message-ID	<[email protected]>

=?UTF-8?Q?Lu=c3=ads_Roberto_Weck?= <[email protected]> writes:
> As fas as autovacuum options, this is what I'm using:

> autovacuum_vacuum_scale_factor=0,

Ugh ... maybe I'm misremembering, but I *think* that has the effect
of disabling autovac completely.  You don't want zero.

Check in pg_stat_all_tables.last_autovacuum to see if anything
is happening.  If the dates seem reasonably current, then I'm wrong.

			regards, tom lane