Re: Pg+Linux swap use

Shridhar Daithankar <shridhar_daithankar@persistent.co.in>

From: Shridhar Daithankar <shridhar_daithankar@persistent.co.in>
To: pgsql-performance@postgresql.org
Date: 2003-10-31T12:52:07Z
Lists: pgsql-performance
Jeff wrote:

> On Thu, 30 Oct 2003 17:49:08 -0200 (BRST)
> "alexandre :: aldeia digital" <alepaes@aldeiadigital.com.br> wrote:
> 
> 
>>Both use: Only postgresql on server. Buffers = 8192, effective cache =
>>100000
> 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...

  Shridhar