From: Joshua D. Drake <jd@commandprompt.com>
To: Alvaro Herrera <alvherre@commandprompt.com>
Cc: Tom Lane <tgl@sss.pgh.pa.us>
Cc: Josh Berkus <josh@agliodbs.com>
Cc: pgsql-performance@postgresql.org
Subject: Re: User concurrency thresholding: where do I look?
Date: Thu, 19 Jul 2007 11:27:45 -0700
Message-ID: <469FAD21.4020800@commandprompt.com> (raw)
In-Reply-To: <20070719173704.GA12084@alvh.no-ip.org>
References: <200707190828.59088.josh@agliodbs.com>
<20070719154912.GG6538@alvh.no-ip.org>
<200707190922.24497.josh@agliodbs.com>
<12686.1184865938@sss.pgh.pa.us>
<20070719173704.GA12084@alvh.no-ip.org>
Alvaro Herrera wrote:
> Tom Lane wrote:
>> Josh Berkus <josh@agliodbs.com> writes:
> So maybe this does not make much sense in normal operation, thus not
> applicable to what Josh Berkus is reporting.
>
> However I was talking to Josh Drake yesterday and he told me that
> pg_dump was spending some significant amount of time in LOCK TABLE when
> there are lots of tables (say 300k).
Less, 128k
Joshua D. Drake
>
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To: pgsql-performance@postgresql.org
Cc: jd@commandprompt.com, alvherre@commandprompt.com, tgl@sss.pgh.pa.us, josh@agliodbs.com
Subject: Re: User concurrency thresholding: where do I look?
In-Reply-To: <469FAD21.4020800@commandprompt.com>
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