From: NeilBrown <neilb@suse.de>
To: Marek Becka <marek.becka@superhosting.cz>
Cc: linux-raid@vger.kernel.org
Subject: Re: mdadm fails to assemble arrays with quotes in name
Date: Thu, 9 May 2013 15:14:23 +1000 [thread overview]
Message-ID: <20130509151423.7c0e2256@notabene.brown> (raw)
In-Reply-To: <5187E9AB.4040904@superhosting.cz>
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On Mon, 06 May 2013 19:34:35 +0200 Marek Becka <marek.becka@superhosting.cz>
wrote:
> Hi,
>
> By accident I have created an array with simple quotes in name:
>
> mdadm --assemble /dev/md0 --name=\'newname\':0 --update=name /dev/sdb1
> /dev/sdd1
>
> My mdadm.conf contains following line:
>
> ARRAY /dev/md/0 metadata=1.2 UUID=0324aa8b:e17efd1a:bae27dd0:66fc7573
> name='newname':0
Try:
..... name="'newname':-"
That should work. Quotes are special.
I should probably update the mdadm.conf manpage to mention that.
NeilBrown
>
> Mdadm fails to assemble this array. After removing the name from
> mdadm.conf, everything works fine.
>
> mdadm --assemble --scan -v 2>&1 | grep sd[bd]1
> mdadm: no RAID superblock on /dev/sdd1
> mdadm: no RAID superblock on /dev/sdb1
> mdadm: /dev/sdd1 has wrong uuid.
> mdadm: /dev/sdb1 has wrong uuid.
> mdadm: /dev/sdd1 has wrong name.
> mdadm: /dev/sdb1 has wrong name.
>
> I'm using mdadm - v3.2.5 - 18th May 2012 and kernel version 3.4.35. The
> superblock contains:
>
> mdadm --examine /dev/sdb1
> /dev/sdb1:
> Magic : a92b4efc
> Version : 1.2
> Feature Map : 0x0
> Array UUID : 0324aa8b:e17efd1a:bae27dd0:66fc7573
> Name : 'newname':0
> Creation Time : Thu Apr 11 17:54:28 2013
> Raid Level : raid1
> Raid Devices : 2
>
> Avail Dev Size : 2097128 (1024.16 MiB 1073.73 MB)
> Array Size : 1048564 (1024.16 MiB 1073.73 MB)
> Data Offset : 24 sectors
> Super Offset : 8 sectors
> State : clean
> Device UUID : e9094b42:d1f2e7e4:71b7a626:77e008aa
>
> Update Time : Sat Apr 13 00:53:27 2013
> Checksum : afddd58 - correct
> Events : 36
>
>
> Device Role : Active device 0
> Array State : AA ('A' == active, '.' == missing)
>
> mdadm --examine /dev/sdd1
> /dev/sdd1:
> Magic : a92b4efc
> Version : 1.2
> Feature Map : 0x0
> Array UUID : 0324aa8b:e17efd1a:bae27dd0:66fc7573
> Name : 'newname':0
> Creation Time : Thu Apr 11 17:54:28 2013
> Raid Level : raid1
> Raid Devices : 2
>
> Avail Dev Size : 2097128 (1024.16 MiB 1073.73 MB)
> Array Size : 1048564 (1024.16 MiB 1073.73 MB)
> Data Offset : 24 sectors
> Super Offset : 8 sectors
> State : clean
> Device UUID : a841cc4e:b37b0765:70225714:71c65fdd
>
> Update Time : Sat Apr 13 00:53:27 2013
> Checksum : b8a5eef2 - correct
> Events : 36
>
>
> Device Role : Active device 1
> Array State : AA ('A' == active, '.' == missing)
>
> --
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next prev parent reply other threads:[~2013-05-09 5:14 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-05-06 17:34 mdadm fails to assemble arrays with quotes in name Marek Becka
2013-05-09 5:14 ` NeilBrown [this message]
2013-05-09 15:47 ` Marek Becka
2013-05-13 1:34 ` NeilBrown
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