From: Bruce Momjian <pgman@candle.pha.pa.us>
To: Tom Lane <tgl@sss.pgh.pa.us>
Cc: Qingqing Zhou <zhouqq@cs.toronto.edu>
Cc: pgsql-hackers@postgresql.org
Subject: Re: Test request for Stats collector performance improvement
Date: Thu, 15 Jun 2006 11:57:36 -0400 (EDT)
Message-ID: <200606151557.k5FFva918328@candle.pha.pa.us> (raw)
In-Reply-To: <27745.1150381653@sss.pgh.pa.us>
Tom Lane wrote:
> "Qingqing Zhou" <zhouqq@cs.toronto.edu> writes:
> > Obviously it matches your expectation.
>
> Hm? I don't see any improvement there:
>
> > --Before patch --
> > real 0m1.149s
> > real 0m1.121s
> > real 0m1.128s
>
> > -- After patch --
> > real 0m1.275s
> > real 0m4.063s
> > real 0m1.259s
The report is incomplete. I need three outputs:
stats off
stats on
stats on, patched
He only reported two sets of results.
--
Bruce Momjian http://candle.pha.pa.us
EnterpriseDB http://www.enterprisedb.com
+ If your life is a hard drive, Christ can be your backup. +
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To: pgsql-performance@postgresql.org
Cc: pgman@candle.pha.pa.us, tgl@sss.pgh.pa.us, zhouqq@cs.toronto.edu, pgsql-hackers@postgresql.org
Subject: Re: Test request for Stats collector performance improvement
In-Reply-To: <200606151557.k5FFva918328@candle.pha.pa.us>
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