Re: random slow query

From: Scott Marlowe <scott(dot)marlowe(at)gmail(dot)com>
To: Mike Ivanov <mikei(at)activestate(dot)com>
Cc: Sean Ma <seanxma(at)gmail(dot)com>, pgsql-performance(at)postgresql(dot)org
Subject: Re: random slow query
Date: 2009-06-30 18:31:54
Message-ID: dcc563d10906301131v19befac0pa7cd85ff8434c316@mail.gmail.com
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On Tue, Jun 30, 2009 at 12:22 PM, Mike Ivanov<mikei(at)activestate(dot)com> wrote:
>> > 3G of cached swap
>> and it's not swap that's cached, it's
>> the kernel using extra memory to cache data to / from the hard drives.
>>
>
> Oh please.. it *is*:
> http://www.linux-tutorial.info/modules.php?name=MContent&pageid=314

Also think about it, the OP has 8G of swap and 30Gig cached. How /
why would you be caching 30Gigs worth of data when there's only 8G to
cache anyway?

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