From: Alvaro Herrera <alvherre@2ndquadrant.com>
To: Mariel Cherkassky <mariel.cherkassky@gmail.com>
Cc: pgsql-performance@lists.postgresql.org
Subject: Re: autovacuum doesnt run on the pg_toast_id table
Date: Thu, 17 Jan 2019 14:52:41 -0300
Message-ID: <201901171752.2cdiwqezrwjk@alvherre.pgsql> (raw)
In-Reply-To: <CA+t6e1nd6odb2pzSASzzsUx6pTmTQ7EExjFuyRkmVh8cdm8QFw@mail.gmail.com>
On 2019-Jan-17, Mariel Cherkassky wrote:
> I tried to set the same threshold for the toasted table but got an error
> that it is a catalog table and therefore permission is denied.
> 2019-01-17 12:04:15 EST db116109 ERROR: permission denied:
> "pg_toast_13388392" is a system catalog
> 2019-01-17 12:04:15 EST db116109 STATEMENT: alter table
> pg_toast.pg_toast_13388392 set (autovacuum_vacuum_scale_factor=0.05);
The right way to do this is
alter table main_table set (toast.autovacuum_vacuum_scale_factor = 0.05);
--
Álvaro Herrera https://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services
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To: pgsql-performance@postgresql.org
Cc: alvherre@2ndquadrant.com, mariel.cherkassky@gmail.com, pgsql-performance@lists.postgresql.org
Subject: Re: autovacuum doesnt run on the pg_toast_id table
In-Reply-To: <201901171752.2cdiwqezrwjk@alvherre.pgsql>
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