Re: High SYS CPU - need advise - Mailing list pgsql-general

From Jeff Janes
Subject Re: High SYS CPU - need advise
Date
Msg-id CAMkU=1xzTDgaswki6Ymp=8KXhhzcj7y1vk4OPew3bhALdieQNg@mail.gmail.com
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In response to Re: High SYS CPU - need advise  (Shaun Thomas <sthomas@optionshouse.com>)
Responses Re: High SYS CPU - need advise  (Shaun Thomas <sthomas@optionshouse.com>)
List pgsql-general
On Tue, Nov 20, 2012 at 2:26 PM, Shaun Thomas <sthomas@optionshouse.com> wrote:
> On 11/20/2012 04:08 PM, Jeff Janes wrote:
>
>> Shaun Thomas reports one that is (I assume) not read intensive, but
>> his diagnosis is that this is a kernel bug where a larger
>> shared_buffers for no good reason causes the kernel to kill off its
>> page cache.
>
>
> We're actually very read intensive.

Sorry, that is what I meant.  I wrote "not write intensive", then
decided it would be clearer to change "not write" to "read" and then
forgot to remove the "not".  I hate it when that happens.

Atomic update commit failure in the meatware :)

Cheers,

Jeff


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