From: Neil Brown <neilb@suse.de>
To: Tobias Gunkel <tobias.gunkel@qumido.de>
Cc: linux-raid@vger.kernel.org
Subject: Re: weird SparesMissing event
Date: Wed, 11 Aug 2010 17:57:11 +1000 [thread overview]
Message-ID: <20100811175711.40cb75c9@notabene> (raw)
In-Reply-To: <4C624B80.9030304@qumido.de>
On Wed, 11 Aug 2010 09:04:32 +0200
Tobias Gunkel <tobias.gunkel@qumido.de> wrote:
> Hello everyone,
>
> I've got a strange SparesMissing event on one of my raid1 arrays.
> mdadm --detail /dev/md2 says all ok, but I get this message by mdadm
> monitor every day:
>
> A SparesMissing event had been detected on md device /dev/md2.
This means that /etc/mdadm/mdadm.conf says /dev/md2 has more spare devices
than it currently has. What is in /etc/mdadm/mdadm.conf
> This makes me wonder, too:
>
> root@MCI03:~# mdadm --examine --scan
> ARRAY /dev/md0 UUID=304f5f2a:fbc8082b:54307b3d:1949437b
> spares=1
> ARRAY /dev/md1 UUID=b263f9c1:5c680152:54307b3d:1949437b
> spares=1
> ARRAY /dev/md2 UUID=7aa24776:9d6e8d24:54307b3d:1949437b
> spares=2
>
> Why spares=2 for md2? It was created during Debian system install with
> spares=1.
What do you get if you run
mdadm --examine --scan --verbose
it should add a 'devices=' line which will show you which devices it is
counting.
NeilBrown
next prev parent reply other threads:[~2010-08-11 7:57 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-08-11 7:04 weird SparesMissing event Tobias Gunkel
2010-08-11 7:57 ` Neil Brown [this message]
2010-08-11 9:46 ` Tobias Gunkel
2010-08-11 11:09 ` Neil Brown
2010-08-12 7:57 ` Tobias Gunkel
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