> RAID-1 over two RAID-5s should withstand any three failures, AFAICS. > > You could do RAID-5 over RAID-5. That should survive any 2 failures and > still be reasonably efficient. Sure, but still: Is there a good reason why RAID-6 shouldn't be implemented in linux? -- Roy Sigurd Karlsbakk, Datavaktmester Computers are like air conditioners. They stop working when you open Windows. - To unsubscribe from this list: send the line "unsubscribe linux-raid" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html