From: Jan Ceuleers <jan.ceuleers@computer.org>
To: "Jérôme Poulin" <jeromepoulin@gmail.com>
Cc: linux-raid@vger.kernel.org
Subject: Re: Reduce number of active RAID1 devices
Date: Mon, 30 Jan 2012 20:06:33 +0100 [thread overview]
Message-ID: <4F26EA39.5060800@computer.org> (raw)
In-Reply-To: <CALJXSJrYTuMRYfho05XXMFX0e1hekbm5BUtA5EhhO1HmOiBeig@mail.gmail.com>
On 01/30/2012 07:53 PM, Jérôme Poulin wrote:
> On Mon, Jan 30, 2012 at 1:40 PM, Jan Ceuleers<jan.ceuleers@computer.org> wrote:
>> md0 : active raid1 sdb2[3] sde1[2] sdd1[0]
>> 521984 blocks [4/3] [U_UU]
> You must first fail and remove a device from the array, reduce to 2
> components and add back the spare which will appear as sdxN (S). You
> can do this online.
>
That works, thank you very much.
root@zotac:~# cat /proc/mdstat
Personalities : [linear] [multipath] [raid0] [raid1] [raid6] [raid5]
[raid4] [raid10]
md1 : active raid1 sdb3[2](S) sde2[1] sdd2[0]
487861824 blocks [2/2] [UU]
md0 : active raid1 sdb2[2](S) sde1[1] sdd1[0]
521984 blocks [2/2] [UU]
unused devices: <none>
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prev parent reply other threads:[~2012-01-30 19:06 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-01-30 18:40 Reduce number of active RAID1 devices Jan Ceuleers
2012-01-30 18:53 ` Jérôme Poulin
2012-01-30 19:06 ` Jan Ceuleers [this message]
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