From: Ethan Wilson <ethan.wilson@shiftmail.org>
To: linux-raid <linux-raid@vger.kernel.org>
Subject: Re: Can I replace raid6 disk using dd?
Date: Tue, 19 Aug 2014 11:08:10 +0200 [thread overview]
Message-ID: <53F313FA.5040106@shiftmail.org> (raw)
In-Reply-To: <53F2F82E.7070204@megasoft.be>
On 19/08/2014 09:09, Killian De Volder wrote:
> No need to remove the bitmap.
> But be very careful that the disk is exactly the same size (or bigger).
> I recently had a disk that was slightly smaller then advertised !
>
> But if it's a raid6 why not just jank a disk ?
> It's still going to be redundant, but only on 1 disk.
>
> Killian De Volder
> Megasoft bvba
> killian.de.volder@megasoft.be
>
I think it would not be accepted by MD if the size was smaller than
needed. At least with --replace. With the dd thing I don't know: it
might trust the metadata and bypass the check.... I'd be careful in that
case indeed.
next prev parent reply other threads:[~2014-08-19 9:08 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-08-18 19:26 Can I replace raid6 disk using dd? Ram Ramesh
2014-08-19 2:30 ` Ethan Wilson
2014-08-19 2:49 ` Ram Ramesh
2014-08-19 7:09 ` Killian De Volder
2014-08-19 9:08 ` Ethan Wilson [this message]
2014-08-19 13:42 ` Ram Ramesh
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