From: Robert Creager <Robert_Creager@LogicalChaos.org>
To: Jeffrey W. Baker <jwbaker@acm.org>
Cc: Robert Creager <Robert_Creager@logicalchaos.org>
Cc: PGPerformance <pgsql-performance@postgresql.org>
Cc: Andy Hewitt <Andy_Hewitt@StorageTek.com>
Subject: Re: Huge performance problem between 7.4.1 and 8.0.3 - CS
Date: Sun, 17 Jul 2005 23:27:08 -0600
Message-ID: <20050717232708.382bb715@thunder.logicalchaos.org> (raw)
In-Reply-To: <1121663351.10108.1.camel@noodles>
References: <20050717213416.59dcb52e@thunder.logicalchaos.org>
<1121663351.10108.1.camel@noodles>
When grilled further on (Sun, 17 Jul 2005 22:09:11 -0700),
"Jeffrey W. Baker" <jwbaker@acm.org> confessed:
>
> Did you build 8.0.3 yourself, or install it from packages? I've seen in
> the past where pg would build with the wrong kind of mutexes on some
> machines, and that would send the CS through the roof. If you did build
> it yourself, check your ./configure logs. If not, try strace.
I always build PG from source. I did check the config.log command line
(./configure) and they were similar enough. The system has not changed between
building the two versions (if it ain't broke...).
Cheers,
Rob
--
23:25:21 up 4 days, 3:00, 6 users, load average: 0.25, 0.15, 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, jwbaker@acm.org, Andy_Hewitt@StorageTek.com
Subject: Re: Huge performance problem between 7.4.1 and 8.0.3 - CS
In-Reply-To: <20050717232708.382bb715@thunder.logicalchaos.org>
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