From: Qingqing Zhou <zhouqq@cs.toronto.edu>
To: pgsql-hackers@postgresql.org
Subject: Re: Test request for Stats collector performance improvement
Date: Fri, 16 Jun 2006 09:34:12 +0800
Message-ID: <e6t1qu$10k4$1@news.hub.org> (raw)
References: <200601021840.k02Ieed21704@candle.pha.pa.us>
<200606150405.k5F45cH11445@candle.pha.pa.us>
<e6qtjn$22ui$1@news.hub.org>
<27745.1150381653@sss.pgh.pa.us>
"Tom Lane" <tgl@sss.pgh.pa.us> wrote
>
> Hm? I don't see any improvement there:
>
I was referening this sentence, though I am not sure why that's the
expectation:
>
> "Bruce Momjian" <pgman@candle.pha.pa.us> wrote
> If the patch worked, the first and third times will be similar, and
> the second time will be high.
>
-- After patch --
real 0m1.275s
user 0m0.097s
sys 0m0.160s
real 0m4.063s
user 0m0.663s
sys 0m0.377s
real 0m1.259s
user 0m0.073s
sys 0m0.160s
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To: pgsql-performance@postgresql.org
Cc: zhouqq@cs.toronto.edu, pgsql-hackers@postgresql.org
Subject: Re: Test request for Stats collector performance improvement
In-Reply-To: <e6t1qu$10k4$1@news.hub.org>
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