From: Wols Lists <antlists@youngman.org.uk>
To: Sebastian Parschauer <sebastian.riemer@profitbricks.com>,
Marc Widmer <metafor@gmail.com>,
linux-raid@vger.kernel.org
Subject: Re: raid md126, md127 problem after reboot, howto fix?
Date: Mon, 09 Feb 2015 10:22:50 +0000 [thread overview]
Message-ID: <54D88A7A.4000207@youngman.org.uk> (raw)
In-Reply-To: <54D883FA.8080401@profitbricks.com>
On 09/02/15 09:55, Sebastian Parschauer wrote:
>> > Any ideas what i should do? Howto put the raid back together, possibly in
>> > live mode, without rebooting in rescue mode and risk long downtime?
> Just stop all arrays which aren't in use at the moment and assemble them
> manually. If they are already running degraded, then add the now
> unassociated disks to their respective running arrays.
>
> $ mdadm --stop /dev/md126
> $ mdadm --stop /dev/md127
> $ mdadm /dev/md1 --add /dev/sda1
> $ mdadm /dev/md2 --add /dev/sda2
>
> This could require some syncing but then everything should be normal again.
This isn't just a Debian/Ubuntu problem - I run gentoo.
And isn't there a re-add option? That will hopefully just require a
recovery rather than a total resync.
Cheers,
Wol
next prev parent reply other threads:[~2015-02-09 10:22 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-02-08 19:03 raid md126, md127 problem after reboot, howto fix? Marc Widmer
2015-02-08 21:29 ` Wols Lists
2015-02-09 9:41 ` Sebastian Parschauer
2015-02-09 9:55 ` Sebastian Parschauer
2015-02-09 10:22 ` Wols Lists [this message]
2015-02-09 10:33 ` Sebastian Parschauer
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