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