From: Ruben Rubio <ruben@rentalia.com>
To: Gavin M. Roy <gmr@ehpg.net>
Cc: pgsql-performance@postgresql.org
Subject: Re: [Again] Postgres performance problem
Date: Mon, 17 Sep 2007 14:00:59 +0200
Message-ID: <46EE6C7B.7070706@rentalia.com> (raw)
In-Reply-To: <af1bce590709130831r679a8d63q7ad289804879f1f5@mail.gmail.com>
References: <46E636CB.8080008@rentalia.com>
<af1bce590709130831r679a8d63q7ad289804879f1f5@mail.gmail.com>
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Gavin M. Roy escribió:
> How many backends do you have at any given time? Have you tried using
> something like pgBouncer to lower backend usage? How about your IO
> situation? Have you run something like sysstat to see what iowait is
> at?
backends arround 50 -100 I don't use pgBouncer yet.
Sysstat reports veeery low io.
Right now Im checking out fsm parameter, as Scott recomended. Seems
there is the problem.
>
> On 9/11/07, Ruben Rubio <ruben@rentalia.com> wrote:
>
> Hi,
>
> I having the same problem I told here a few weeks before. Database is
> using too much resources again.
>
> I do a vacumm full each day, but seems it is not working. I am preparing
> an update to postgres 8.2.4 (actually I am using at 8.1.3, and tests for
> update will need several days)
>
> Last time I had this problem i solved it stopping website, restarting
> database, vacuumm it, run again website. But I guess this is going to
> happen again.
>
> I would like to detect and solve the problem. Any ideas to detect it?
>
> Thanks in advance,
>
>
>
>>
>>
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To: pgsql-performance@postgresql.org
Cc: ruben@rentalia.com, gmr@ehpg.net
Subject: Re: [Again] Postgres performance problem
In-Reply-To: <46EE6C7B.7070706@rentalia.com>
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