Re: [PERFORM] Hardware recommendations

2010-12-09 Thread alan bryan
On Wed, Dec 8, 2010 at 3:03 PM, Benjamin Krajmalnik wrote: > I need to build a new high performance server to replace our current > production database server. We run FreeBSD 8.1 with PG 8.4 (soon to upgrade to PG 9). Hardware is: Supermicro 2u 6026T-NTR+ 2x Intel Xeon E5520 Nehalem 2.26GHz

Re: [PERFORM] Performance tuning on FreeBSD

2008-03-04 Thread alan bryan
On Mon, Mar 3, 2008 at 5:11 PM, Greg Smith <[EMAIL PROTECTED]> wrote: > On Mon, 3 Mar 2008, alan bryan wrote: > > >> pgbench -c 100 -t 1000 testdb > > > tps = 558.013714 (excluding connections establishing) > > > > Just for testing, I tried turning

Re: [PERFORM] Performance tuning on FreeBSD

2008-03-03 Thread alan bryan
On Mon, Mar 3, 2008 at 4:26 PM, Bill Moran <[EMAIL PROTECTED]> wrote: > > > cat /boot/loader.conf > > kern.ipc.semmni=256 > > kern.ipc.semmns=512 > > kern.ipc.semmnu=256 > > > > > cat /etc/sysctl.conf > > kern.ipc.shmall=393216 > > kern.ipc.shmmax=1610612736 > > I would just set this to 2

[PERFORM] Performance tuning on FreeBSD

2008-03-03 Thread alan bryan
I've got a new server and am myself new to tuning postgres. Server is an 8 core Xeon 2.33GHz, 8GB RAM, RAID 10 on a 3ware 9550SX-4LP w/ BBU. It's serving as the DB for a fairly write intensive (maybe 25-30%) Web application in PHP. We are not using persistent connections, thus the high max conne