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Date: Sun, 22 Apr 2012 08:18:49 +0400
From: Vladimir Karpinsky <vkarpinsky@mail.ru>
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Subject: Re: [Comm] =?koi8-r?b?99nQwcwgxMnTyyDJ2iBSQUlEMQ==?=
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22.04.2012 0:22, Michael Shigorin написал:
> On Sat, Apr 21, 2012 at 10:02:26PM +0400, Vladimir Karpinsky wrote:
>>> А, ну так сперва --remove его тогда.
>> # mdadm --remove /dev/md0 /dev/sdb1
>> mdadm: hot remove failed for /dev/sdb1: No such device or address
>
> Что сейчас в /proc/mdstat?

То же:

...
md0 : active raid1 sda1[0]
       955712 blocks [2/1] [U_]
...

>> # mdadm --add /dev/md0 /dev/sdb1
>> mdadm: /dev/sdb1 reports being an active member for /dev/md0, but a
>> --re-add fails.
>> mdadm: not performing --add as that would convert /dev/sdb1 in to a spare.
>> mdadm: To make this a spare, use "mdadm --zero-superblock /dev/sdb1" first.
>
> А если действительно снести на нём суперблок и добавлять заново?

А, ведь, после сноса суперблока действительно всё добавилось! А что могло 
быть причиной такого выпадения?

-- 
	С уважением,
		Владимир.