On 06/22/10 16:40, Greg Smith wrote: > Grzegorz Jaśkiewicz wrote: >> raid: serveRAID M5014 SAS/SATA controller >> > > Do the "performant servers" have a different RAID card? This one has > terrible performance, and could alone be the source of your issue. The > ServeRAID cards are slow in general, and certainly slow running RAID10. What are some good RAID10 cards nowadays? On the other hand, RAID10 is simple enough that soft-RAID implementations should be more than adequate - any ideas why a dedicated card has it "slow"? -- Sent via pgsql-performance mailing list (pgsql-performance@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-performance