Re: Multi CPU Queries - Feedback and/or suggestions wanted!

From: "Jonah H(dot) Harris" <jonah(dot)harris(at)gmail(dot)com>
To: "Bruce Momjian" <bruce(at)momjian(dot)us>
Cc: "Greg Smith" <gsmith(at)gregsmith(dot)com>, "Julius Stroffek" <Julius(dot)Stroffek(at)sun(dot)com>, pgsql-hackers(at)postgresql(dot)org, "Dano Vojtek" <danielkov(at)gmail(dot)com>
Subject: Re: Multi CPU Queries - Feedback and/or suggestions wanted!
Date: 2008-10-24 03:29:37
Message-ID: 36e682920810232029o3ea24d4aveea34cd5ce394e@mail.gmail.com
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On Thu, Oct 23, 2008 at 8:44 PM, Bruce Momjian <bruce(at)momjian(dot)us> wrote:
> True, it is a kludge but if it gives us 95% of the benfit with 10% of
> the code, it is a win.

I'd say, optimistically, maybe 30-45% the benefit over a proper
multi-block read using O_DIRECT.

--
Jonah H. Harris, Senior DBA
myYearbook.com

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