Re: Test request for Stats collector performance improvement

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: "Qingqing Zhou" <zhouqq(at)cs(dot)toronto(dot)edu>
Cc: pgsql-hackers(at)postgresql(dot)org
Subject: Re: Test request for Stats collector performance improvement
Date: 2006-06-15 14:27:33
Message-ID: 27745.1150381653@sss.pgh.pa.us
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"Qingqing Zhou" <zhouqq(at)cs(dot)toronto(dot)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

regards, tom lane

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