Re: performance config help - Mailing list pgsql-performance

From A. Kretschmer
Subject Re: performance config help
Date
Msg-id 20100111140753.GG22848@a-kretschmer.de
Whole thread Raw
In response to performance config help  (Bob Dusek <redusek@gmail.com>)
Responses Re: performance config help  (Bob Dusek <redusek@gmail.com>)
List pgsql-performance
In response to Bob Dusek :
> Hello,
>
> We're running Postgres 8.4.2 on Red Hat 5, on pretty hefty hardware...
>
> 4X E7420 Xeon, Four cores (for a total of 16 cores)
> 2.13 GHz, 8M Cache, 1066 Mhz FSB
> 32 Gigs of RAM
> 15 K RPM drives in striped raid
>
> Things run fine, but when we get a lot of concurrent queries running, we see a
> pretty good slow down.
>
> We don't have much experience with this sort of hardware.   Does anyone have an
> example config file we could use as a good starting point for this sort of
> hardware?

Have you tuned your postgresql.conf? (memory-parameter)

Here are some links for you:

15:07 < akretschmer> ??performance
15:07 < rtfm_please> For information about performance
15:07 < rtfm_please> see http://revsys.com/writings/postgresql-performance.html
15:07 < rtfm_please> or http://wiki.postgresql.org/wiki/Performance_Optimization
15:07 < rtfm_please> or http://www.depesz.com/index.php/2007/07/05/how-to-insert-data-to-database-as-fast-as-possible/


HTH, Andreas
--
Andreas Kretschmer
Kontakt:  Heynitz: 035242/47150,   D1: 0160/7141639 (mehr: -> Header)
GnuPG: 0x31720C99, 1006 CCB4 A326 1D42 6431  2EB0 389D 1DC2 3172 0C99

pgsql-performance by date:

Previous
From: Scott Marlowe
Date:
Subject: Re: performance config help
Next
From: "Kevin Grittner"
Date:
Subject: Re: Choice of bitmap scan over index scan