Re: db growing out of proportion

Robert Creager <robert_creager@logicalchaos.org>

From: Robert Creager <Robert_Creager@LogicalChaos.org>
To: pgsql-bugs@postgresql.org
Date: 2003-05-31T03:21:01Z
Lists: pgsql-bugs, pgsql-performance
On Fri, 30 May 2003 09:11:39 -0400
Tom Lane <tgl@sss.pgh.pa.us> said something like:

> 
> Also note that no amount of vacuuming will save you if the FSM is not
> large enough to keep track of all the free space.  The default FSM
> settings, like all the other default settings in Postgres, are set up
> for a small installation.  You'd probably need to raise them by at least
> a factor of 10 for this installation.
> 

Tom,

Thanks for the hint.  I just upped my shared_buffers to 8192, fsm_relations to 10000, fsm_pages to 100000, sort_mem to 64000, and an UPDATE which was taking over 2 hours dropped down to  1 to 2 minutes!

Nice...

Thanks,
Rob