From: Robert Creager <Robert_Creager@LogicalChaos.org>
To: Matthew T. O'Connor <matthew@zeut.net>
Cc: PGPerformance <pgsql-performance@postgresql.org>
Subject: Re: Huge performance problem between 7.4.1 and 8.0.3 - CS
Date: Sun, 17 Jul 2005 22:32:59 -0600
Message-ID: <20050717223259.4eca3b8c@thunder.logicalchaos.org> (raw)
In-Reply-To: <42DB2DA3.6000909@zeut.net>
References: <20050717213416.59dcb52e@thunder.logicalchaos.org>
<42DB2684.9020706@zeut.net>
<20050717221050.7c4ac241@thunder.logicalchaos.org>
<42DB2DA3.6000909@zeut.net>
When grilled further on (Mon, 18 Jul 2005 00:18:43 -0400),
"Matthew T. O'Connor" <matthew@zeut.net> confessed:
> Have you turned on the query logging to see what queries are
> taking so long?
>
Yeah. In the original message is a typical query. One from 741 and the other
on 803. On 803, an explain analyze is done twice. Once during the problem,
once when the system is idle. On 741, the query behaves the same no matter
what...
Cheers,
Rob
--
22:31:18 up 4 days, 2:06, 8 users, load average: 0.25, 0.18, 0.11
Linux 2.6.5-02 #8 SMP Mon Jul 12 21:34:44 MDT 2004
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To: pgsql-performance@postgresql.org
Cc: Robert_Creager@LogicalChaos.org, matthew@zeut.net
Subject: Re: Huge performance problem between 7.4.1 and 8.0.3 - CS
In-Reply-To: <20050717223259.4eca3b8c@thunder.logicalchaos.org>
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