> > He was thinking "mirror", not "stripe". Mirror of 2 RAID-5 arrays (would
> > be probably called RAID-15 (when there is a RAID-10 for mirrored stripe
> > arrays)), can withstand any two disks failing anytime.
>
> It can actually withstand any *three* disks failing anytime.
Yes, you're right.
> > Even more for
> > certain combinations. But it is terribly inefficient.
-- Vojtech Pavlik SuSE Labs - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/