At 23:49 18/08/2004, Greg 'groggy' Lehey wrote: >> Raid5 with two bit ECC (sometimes called raid6) > >I thought RAID-6 was RAID-5 with two identical parity disks. Not so? CA:QA says that RAID 6 is P+Q redundancy (ie, two different parity disks). I'm going to hope that Patterson knows what he's talking about. :-) Colin Percival