Re: Convert from RAID 5 to 10

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Am Mittwoch, 30. November 2016, 12:09:23 CET schrieb Chris Murphy:
> On Wed, Nov 30, 2016 at 7:37 AM, Austin S. Hemmelgarn
> 
> <ahferroin7@xxxxxxxxx> wrote:
> > The stability info could be improved, but _absolutely none_ of the things
> > mentioned as issues with raid1 are specific to raid1.  And in general, in
> > the context of a feature stability matrix, 'OK' generally means that there
> > are no significant issues with that specific feature, and since none of
> > the
> > issues outlined are specific to raid1, it does meet that description of
> > 'OK'.
> 
> Maybe the gotchas page needs a one or two liner for each profile's
> gotchas compared to what the profile leads the user into believing.
> The overriding gotcha with all Btrfs multiple device support is the
> lack of monitoring and notification other than kernel messages; and
> the raid10 actually being more like raid0+1 I think it certainly a
> gotcha, however 'man mkfs.btrfs' contains a grid that very clearly
> states raid10 can only safely lose 1 device.

Wow, that manpage is quite an resource.

Developers, documentation people definitely improved the official BTRFS 
documentation.

Thanks,
-- 
Martin
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