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Re: 9.2beta1, parallel queries, ReleasePredicateLocks, CheckForSerializableConflictIn in the oprofile - Mailing list pgsql-hackers

From Stephen Frost
Subject Re: 9.2beta1, parallel queries, ReleasePredicateLocks, CheckForSerializableConflictIn in the oprofile
Date
Msg-id 20120526142439.GW1267@tamriel.snowman.net
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In response to Re: 9.2beta1, parallel queries, ReleasePredicateLocks, CheckForSerializableConflictIn in the oprofile  (Sergey Koposov <koposov@ast.cam.ac.uk>)
Responses Re: 9.2beta1, parallel queries, ReleasePredicateLocks, CheckForSerializableConflictIn in the oprofile
Re: 9.2beta1, parallel queries, ReleasePredicateLocks, CheckForSerializableConflictIn in the oprofile
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* Sergey Koposov (koposov@ast.cam.ac.uk) wrote:
> Turning off synch seq scans doesn't help either. 18 sec
> multithreaded run vs 7 sec single threaded.

Alright, can you just time 'cat' when they're started a few seconds or
whatever apart from each other?  I can't imagine it being affected in
the same way as these, but seems like it wouldn't hurt to check.
Thanks,
    Stephen

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