Re: Expanding RAID array?

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On Monday January 16, rowe@xxxxxxxxxxxxx wrote:
> I have a 5-disk RAID5 array. Is it possible to add disks to increase the
> array size and/or convert it to RAID6? (Indeed, what is the status of
> RAID6?)

- add disks to increase size of raid5
    Possible offline with raidreconfig
    Possible online with alpha-quality patches that I am
      working on today. Will publish for experimentation/testing
      later this week.  Hopefully stable by late Feb.

- add disks to convert to raid6.
    I don't think this is possible, but you should check the latest
    raid reconfig.
    Might be supported online with a limited raid6 in which the Q
    syndrome (second 'parity' block) isn't rotated among disks.

- status of RAID6
    I believe it is as stable/reliable as raid5.

NeilBrown
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