Re: 9.2beta1, parallel queries, ReleasePredicateLocks, CheckForSerializableConflictIn in the oprofile

From: Robert Haas <robertmhaas(at)gmail(dot)com>
To: Sergey Koposov <koposov(at)ast(dot)cam(dot)ac(dot)uk>
Cc: Jeff Janes <jeff(dot)janes(at)gmail(dot)com>, Merlin Moncure <mmoncure(at)gmail(dot)com>, pgsql-hackers(at)postgresql(dot)org
Subject: Re: 9.2beta1, parallel queries, ReleasePredicateLocks, CheckForSerializableConflictIn in the oprofile
Date: 2012-05-25 17:41:24
Message-ID: CA+TgmoYM4kB=g0-RRXPHZrbN40kOwCZw4Oe_tGEyfTGPTqa_Qg@mail.gmail.com
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On Thu, May 24, 2012 at 7:26 PM, Sergey Koposov <koposov(at)ast(dot)cam(dot)ac(dot)uk> wrote:
> Here is the output from a multi-threaded run (8thtreads, 22 seconds) sorted
> by blk. Not sure whether that's of much use or not:

What are the top dozen or so entries if you sort by shacq?

--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company

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