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Re: Test request for Stats collector performance improvement - Mailing list pgsql-hackers

From Qingqing Zhou
Subject Re: Test request for Stats collector performance improvement
Date
Msg-id e6td7b$2oqb$1@news.hub.org
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In response to Re: Test request for Stats collector performance improvement  ("Qingqing Zhou" <zhouqq@cs.toronto.edu>)
Responses Re: Test request for Stats collector performance improvement  (Bruce Momjian <pgman@candle.pha.pa.us>)
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"Bruce Momjian" <pgman@candle.pha.pa.us> wrote
>
> Any idea why there is such a variance in the result?  The second run
> looks quite slow.
>

No luck so far. It is quite repeatble in my machine -- runing times which
show a long execution time: 2, 11, 14, 21 ... But when I do strace, the
weiredness disappered totally.  Have we seen any strange things like this
before?

Regards,
Qingqing

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