On Fri, Jan 28, 2011 at 10:44 AM, Scott Carey <scott@xxxxxxxxxxxxxxxxx> wrote: > If you go this route, I suggest two equally sized RAID 10's on different > controllers fir index + data, with software raid-0 on top of that. RAID 10 > will max out a controller after 6 to 10 drives, usually. Using the OS RAID > 0 to aggregate the throughput of two controllers works great. I often go one step further and just create a bunch of RAID-1 pairs and use OS level RAID-0 on top of that. On the LSI8888 cards that was by far the fastest setup I tested. -- Sent via pgsql-performance mailing list (pgsql-performance@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-performance