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Re: Pg+Linux swap use

From: Shridhar Daithankar <shridhar_daithankar(at)persistent(dot)co(dot)in>
To: pgsql-performance(at)postgresql(dot)org
Subject: Re: Pg+Linux swap use
Date: 2003-10-31 12:52:07
Message-ID: (view raw, whole thread or download thread mbox)
Lists: pgsql-performance
Jeff wrote:

> On Thu, 30 Oct 2003 17:49:08 -0200 (BRST)
> "alexandre :: aldeia digital" <alepaes(at)aldeiadigital(dot)com(dot)br> wrote:
>>Both use: Only postgresql on server. Buffers = 8192, effective cache =
> Well, I'm assuming you meant 1GB of ram, not 1MB :)
> Check a ps auxw to see what is running. Perhaps X is running gobbling up
> your precious mem.  But still.. with 1GB there should be virtually no
> swap activity.  
> How busy is the DB? How many connections?
> and is sort_mem set high?

Also are two kernels exactly same? In my experience linux kernel behaves 
slightly different from version to version w.r.t swap aggressiveness...


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