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Re: large file system with RAIDframe
On Tue, Mar 16, 2010 at 07:10:50PM -0400, Steven Bellovin wrote:
> > I think you're hitting disklabel's on-disk format limitations (32bit
> > integers).
> > gpt+wedge is the way to go for such large drives.
> I mostly suspect you're right, except that the disk label displayed to me had
> larger numbers than 2^31 -- I just couldn't enter them.
> The question, though, is how wedges interact with RAID. As best I can tell,
> there are no wedges on RAID5 "volumes" -- how are partitions assigned, if not
> via disklabel?
> # dkctl raid1 getwedgeinfo
> dkctl: /dev/rraid1d: getwedgeinfo: Inappropriate ioctl for device
Works fine for me:
borneo:/home/bouyer#dkctl raid4 listwedges
/dev/rraid4d: 1 wedge:
dk0: dk0, 7814057887 blocks at 64, type: ffs
NetBSD 5.0_STABLE as of a few days ago.
Manuel Bouyer <bouyer%antioche.eu.org@localhost>
NetBSD: 26 ans d'experience feront toujours la difference
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