Re: Very high effective_cache_size == worse performance?

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От Scott Marlowe
Тема Re: Very high effective_cache_size == worse performance?
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Msg-id u2odcc563d11004201115m7585abe3xf1e7116cd71423bf@mail.gmail.com
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Ответ на Very high effective_cache_size == worse performance?  (David Kerr <dmk@mr-paradox.net>)
Ответы Re: Very high effective_cache_size == worse performance?  (Scott Marlowe <scott.marlowe@gmail.com>)
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On Tue, Apr 20, 2010 at 11:39 AM, David Kerr <dmk@mr-paradox.net> wrote:
> Howdy all,
>
> I've got a huge server running just postgres. It's got 48 cores and 256GB of ram. Redhat 5.4, Postgres 8.3.9.
> 64bit OS. No users currently.

What's your IO subsystem look like?  What did vmstat actually say?

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