Re: patch: avoid heavyweight locking on hash metapage

From: "Dickson S(dot) Guedes" <listas(at)guedesoft(dot)net>
To: Robert Haas <robertmhaas(at)gmail(dot)com>
Cc: pgsql-hackers(at)postgresql(dot)org
Subject: Re: patch: avoid heavyweight locking on hash metapage
Date: 2012-05-31 11:07:25
Message-ID: CAHHcreomcHZMCBZQrUfpVW17oxrmEQmDSJS0V7-yPAk49Uu5bA@mail.gmail.com
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2012/5/30 Robert Haas <robertmhaas(at)gmail(dot)com>:
> I tested the effect of this by setting up a series of 5-minute
> read-only pgbench run at scale factor 300 with 8GB of shared buffers
> on the IBM POWER7 machine.

I know it doesn't matter, but out of curiosity what OS you used?

best regards,
--
Dickson S. Guedes
mail/xmpp: guedes(at)guedesoft(dot)net - skype: guediz
http://guedesoft.net - http://www.postgresql.org.br

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