Message-ID: <5419F908.2080303@aklaver.com>
Date: Wed, 17 Sep 2014 14:11:36 -0700
From: Adrian Klaver <adrian.klaver@aklaver.com>
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To: Dev Kumkar <devdas.kumkar@gmail.com>
CC: "pgsql-general@postgresql.org" <pgsql-general@postgresql.org>,
 pgsql-sql@postgresql.org
Subject: Re: [SQL] pg_multixact issues
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On 09/17/2014 01:36 PM, Dev Kumkar wrote:
> On Wed, Sep 17, 2014 at 7:20 PM, Dev Kumkar <devdas.kumkar@gmail.com
> <mailto:devdas.kumkar@gmail.com>> wrote:
>
>     On Wed, Sep 17, 2014 at 6:51 PM, Adrian Klaver
>     <adrian.klaver@aklaver.com <mailto:adrian.klaver@aklaver.com>> wrote:
>
>
>         http://www.postgresql.org/__docs/9.3/static/routine-__vacuuming.html#VACUUM-FOR-__MULTIXACT-WRAPAROUND
>         <http://www.postgresql.org/docs/9.3/static/routine-vacuuming.html#VACUUM-FOR-MULTIXACT-WRAPAROUND>
>
>
> Looked into these details. Can there be an example explained that will
> really help to understand this in practice?
>
> Also one additional information here, the database was restarted various
> times. But still the pg_multixact directory size is increasing.
> Actually there were multiple updates happening in different processes
> which lead to the locking issues and landed up into this situation.
>
> How can I recover the system at this stage and also clean up
> pg_multixact gracefully?

Aaah, hit enter too soon. Also see the other changes under Changes that 
apply to multixact in 9.3.5


>
> Regards...


-- 
Adrian Klaver
adrian.klaver@aklaver.com


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