Re: unexplained autovacuum to prevent wraparound

From: Gordon Shannon <gordo169(at)gmail(dot)com>
To: Alvaro Herrera <alvherre(at)commandprompt(dot)com>
Cc: pgsql-general(at)postgresql(dot)org
Subject: Re: unexplained autovacuum to prevent wraparound
Date: 2010-03-12 23:45:57
Message-ID: b2dd93301003121545q770c6a03jf2393acac334893f@mail.gmail.com
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This is 8.4, there is no pg_autovacuum table. I set it like this:

alter table foo set (autovacuum_analyze_scale_factor=0.01);

On Fri, Mar 12, 2010 at 4:31 PM, Alvaro Herrera
<alvherre(at)commandprompt(dot)com>wrote:

> Gordon Shannon escribió:
>
> > One possibly interesting thing is that this seems to have started just
> after
> > I set foo's autovacuum_analyze_scale_factor to 0.01, since I wanted more
> > frequent analyze runs. I wonder if that could be related.
>
> You probably set the other values to 0, which includes the freeze age.
> You need to set it (and all other values) to -1 instead.
>
> --
> Alvaro Herrera
> http://www.CommandPrompt.com/
> PostgreSQL Replication, Consulting, Custom Development, 24x7 support
>

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