> 3/ The md-raid6 recovery code assumes that there is always at least > two good blocks to perform recovery. That makes the current minimum > number of raid6 members 4, not 3. (small nit the btrfs code calls > members 'stripes', in md a stripe of data is a collection of blocks > from all members).
Why would you use RAID6 on three drives instead of mirroring across all of them? I agree it's an artificial limitation, but would anybody use a RAID6 with fewer than 4 drives? -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html