On Tue, Mar 2, 2010 at 1:51 PM, Yeb Havinga <yebhavinga@xxxxxxxxx> wrote: > With 24 drives it'll probably be the controller that is the limiting factor > of bandwidth. Our HP SAN controller with 28 15K drives delivers 170MB/s at > maximum with raid 0 and about 155MB/s with raid 1+0. So I'd go for the 10K > drives and put the saved money towards the controller (or maybe more than > one controller). That's horrifically bad numbers for that many drives. I can get those numbers for write performance on a RAID-6 on our office server. I wonder what's making your SAN setup so slow? -- Sent via pgsql-performance mailing list (pgsql-performance@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-performance