Re: ERROR: unrecognized parameter "autovacuum_analyze_scale_factor"

From: Alvaro Herrera <alvherre(at)2ndquadrant(dot)com>
To: Mariel Cherkassky <mariel(dot)cherkassky(at)gmail(dot)com>
Cc: pgsql-performance(at)lists(dot)postgresql(dot)org
Subject: Re: ERROR: unrecognized parameter "autovacuum_analyze_scale_factor"
Date: 2019-02-13 16:13:33
Message-ID: 20190213161333.GA18322@alvherre.pgsql
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On 2019-Feb-13, Mariel Cherkassky wrote:

> Hey,
> I have a very big toasted table in my db(9.2.5).

Six years of bugfixes missing there ... you need to think about an
update.

> Autovacuum doesnt gather
> statistics on it because the analyze_scale/threshold are default and as a
> result autoanalyze is never run and the statistics are wrong :

analyze doesn't process toast tables anyway.

I think the best you could do is manually vacuum this table.

--
Álvaro Herrera https://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services

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