James Williams wrote: > The box has 4 x Opterons, 4Gb RAM & five 15k rpm disks, RAID 5. We > wanted fast query/lookup. We know we can get fast disk IO. RAID 5 is usually adviced against here. It's not particularly fast or safe, IIRC. Try searching the ML archives for RAID 5 ;) -- Alban Hertroys alban@xxxxxxxxxxxxxxxxx magproductions b.v. T: ++31(0)534346874 F: ++31(0)534346876 M: I: www.magproductions.nl A: Postbus 416 7500 AK Enschede // Integrate Your World // ---------------------------(end of broadcast)--------------------------- TIP 5: don't forget to increase your free space map settings