From: NeilBrown <neilb@suse.de>
To: Andy Smith <andy@strugglers.net>
Cc: linux-raid@vger.kernel.org
Subject: Re: Shrinking number of devices on a RAID-10 (near 2) array
Date: Fri, 29 Aug 2014 14:18:12 +1000 [thread overview]
Message-ID: <20140829141812.17c35df7@notabene.brown> (raw)
In-Reply-To: <20140829040231.GP19874@bitfolk.com>
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On Fri, 29 Aug 2014 04:02:31 +0000 Andy Smith <andy@strugglers.net> wrote:
> Hi Neil,
>
> On Fri, Aug 29, 2014 at 01:53:12PM +1000, NeilBrown wrote:
> > You need to
> > echo 618727392 > /sys/block/md2/md/dev-sda3/size
> > and same for the other devices.
> >
> > I looks like I need to get mdadm to be more clever when it gets -E2BIG.
> > Can you check that the above works?
>
> Unfortunately it seems I cannot change that size:
>
> # echo 618727392 > /sys/block/md2/md/dev-sda3/size
> # cat /sys/block/md2/md/dev-sda3/size
> 309363264
>
Of course 'size' is in kilobytes, not sectors (which moron did that !??!?!)
echo 309363696 > /sys/block/md2/md/dev-sda3/size
NeilBrown
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next prev parent reply other threads:[~2014-08-29 4:18 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-08-23 16:31 Shrinking number of devices on a RAID-10 (near 2) array Andy Smith
2014-08-24 3:09 ` NeilBrown
2014-08-24 6:28 ` Craig Curtin
2014-08-24 6:45 ` NeilBrown
2014-08-24 13:19 ` Andy Smith
2014-08-24 14:39 ` Andy Smith
2014-08-25 10:32 ` Andy Smith
2014-08-25 11:26 ` NeilBrown
2014-08-25 11:34 ` Andy Smith
2014-08-28 9:53 ` Andy Smith
2014-08-29 3:53 ` NeilBrown
2014-08-29 4:02 ` Andy Smith
2014-08-29 4:18 ` NeilBrown [this message]
2014-08-29 4:26 ` Andy Smith
2014-08-29 4:35 ` NeilBrown
2014-08-29 4:42 ` Andy Smith
2014-08-29 6:04 ` NeilBrown
2014-08-29 20:45 ` Andy Smith
2014-08-29 20:47 ` [PATCH 1/1] Grow: Report when grow needs metadata update Andy Smith
2014-09-03 3:28 ` NeilBrown
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