From: NeilBrown <neilb@suse.de>
To: John Valarti <mdadmuser@gmail.com>
Cc: John Robinson <john.robinson@anonymous.org.uk>,
linux-raid@vger.kernel.org
Subject: Re: Server down-failed RAID5-asking for some assistance
Date: Sun, 24 Apr 2011 12:58:48 +1000 [thread overview]
Message-ID: <20110424125848.6730999e@notabene.brown> (raw)
In-Reply-To: <BANLkTi=X8hzx6TNkfJnoantkzOz5Dv4dGQ@mail.gmail.com>
On Sat, 23 Apr 2011 20:28:34 -0600 John Valarti <mdadmuser@gmail.com> wrote:
> On Sat, Apr 23, 2011 at 8:12 PM, John Robinson
> <john.robinson@anonymous.org.uk> wrote:
> ..
> > That was the letter v twice, not the letter w - and I didn't mean you to
> > specify any devices, just `mdadm -Esvv` on its own.
>
> Oops! sorry.
> Here you go (sdd is my USB thumb drive):
>
> mdadm: No md superblock detected on /dev/sdd1.
> mdadm: No md superblock detected on /dev/sdd.
> mdadm: No md superblock detected on /dev/sdc.
> mdadm: No md superblock detected on /dev/sdb.
> /dev/sdc2:
> Magic : a92b4efc
> Version : 0.90.00
> UUID : ddf4d448:36afa319:f0917855:03f8bbe8
> Creation Time : Mon May 15 16:38:05 2006
> Raid Level : raid5
> Used Dev Size : 244975104 (233.63 GiB 250.85 GB)
> Array Size : 734925312 (700.88 GiB 752.56 GB)
> Raid Devices : 4
> Total Devices : 3
> Preferred Minor : 1
>
> Update Time : Mon Apr 18 07:48:54 2011
> State : clean
> Active Devices : 3
> Working Devices : 3
> Failed Devices : 1
> Spare Devices : 0
> Checksum : 5674ce4e - correct
> Events : 28580020
>
> Layout : left-symmetric
> Chunk Size : 256K
>
> Number Major Minor RaidDevice State
> this 0 8 2 0 active sync /dev/sda2
>
> 0 0 8 2 0 active sync /dev/sda2
> 1 1 8 18 1 active sync /dev/sdb2
> 2 2 8 34 2 active sync /dev/sdc2
> 3 3 0 0 3 faulty removed
> /dev/sdc1:
> Magic : a92b4efc
> Version : 0.90.00
> UUID : 79435baa:74a2b2c3:68d7e34f:d95ad478
> Creation Time : Mon May 15 16:38:08 2006
> Raid Level : raid1
> Used Dev Size : 136448 (133.27 MiB 139.72 MB)
> Array Size : 136448 (133.27 MiB 139.72 MB)
> Raid Devices : 4
> Total Devices : 4
> Preferred Minor : 0
>
> Update Time : Mon Apr 18 07:36:56 2011
> State : clean
> Active Devices : 4
> Working Devices : 4
> Failed Devices : 0
> Spare Devices : 0
> Checksum : 6b5ae9fa - correct
> Events : 4878
>
>
> Number Major Minor RaidDevice State
> this 0 8 1 0 active sync /dev/sda1
>
> 0 0 8 1 0 active sync /dev/sda1
> 1 1 8 17 1 active sync /dev/sdb1
> 2 2 8 33 2 active sync /dev/sdc1
> 3 3 8 49 3 active sync /dev/sdd1
> /dev/sdb2:
> Magic : a92b4efc
> Version : 0.90.00
> UUID : ddf4d448:36afa319:f0917855:03f8bbe8
> Creation Time : Mon May 15 16:38:05 2006
> Raid Level : raid5
> Used Dev Size : 244975104 (233.63 GiB 250.85 GB)
> Array Size : 734925312 (700.88 GiB 752.56 GB)
> Raid Devices : 4
> Total Devices : 3
> Preferred Minor : 1
>
> Update Time : Mon Apr 18 07:48:51 2011
> State : clean
> Active Devices : 3
> Working Devices : 3
> Failed Devices : 1
> Spare Devices : 0
> Checksum : 5674ce6b - correct
> Events : 28580018
>
> Layout : left-symmetric
> Chunk Size : 256K
>
> Number Major Minor RaidDevice State
> this 2 8 34 2 active sync /dev/sdc2
>
> 0 0 8 2 0 active sync /dev/sda2
> 1 1 8 18 1 active sync /dev/sdb2
> 2 2 8 34 2 active sync /dev/sdc2
> 3 3 0 0 3 faulty removed
> /dev/sdb1:
> Magic : a92b4efc
> Version : 0.90.00
> UUID : 79435baa:74a2b2c3:68d7e34f:d95ad478
> Creation Time : Mon May 15 16:38:08 2006
> Raid Level : raid1
> Used Dev Size : 136448 (133.27 MiB 139.72 MB)
> Array Size : 136448 (133.27 MiB 139.72 MB)
> Raid Devices : 4
> Total Devices : 4
> Preferred Minor : 0
>
> Update Time : Mon Apr 18 07:36:56 2011
> State : clean
> Active Devices : 4
> Working Devices : 4
> Failed Devices : 0
> Spare Devices : 0
> Checksum : 6b5aea1e - correct
> Events : 4878
>
>
> Number Major Minor RaidDevice State
> this 2 8 33 2 active sync /dev/sdc1
>
> 0 0 8 1 0 active sync /dev/sda1
> 1 1 8 17 1 active sync /dev/sdb1
> 2 2 8 33 2 active sync /dev/sdc1
> 3 3 8 49 3 active sync /dev/sdd1
> /dev/sda2:
> Magic : a92b4efc
> Version : 0.90.00
> UUID : ddf4d448:36afa319:f0917855:03f8bbe8
> Creation Time : Mon May 15 16:38:05 2006
> Raid Level : raid5
> Used Dev Size : 244975104 (233.63 GiB 250.85 GB)
> Array Size : 73492531mdadm: No md superblock detected on /dev/sda.
> mdadm: No md superblock detected on /dev/loop0.
> 2 (700.88 GiB 752.56 GB)
> Raid Devices : 4
> Total Devices : 3
> Preferred Minor : 1
>
> Update Time : Mon Apr 18 07:48:54 2011
> State : clean
> Active Devices : 3
> Working Devices : 3
> Failed Devices : 1
> Spare Devices : 0
> Checksum : 5674ce60 - correct
> Events : 28580020
>
> Layout : left-symmetric
> Chunk Size : 256K
>
> Number Major Minor RaidDevice State
> this 1 8 18 1 active sync /dev/sdb2
>
> 0 0 8 2 0 active sync /dev/sda2
> 1 1 8 18 1 active sync /dev/sdb2
> 2 2 8 34 2 active sync /dev/sdc2
> 3 3 0 0 3 faulty removed
> /dev/sda1:
> Magic : a92b4efc
> Version : 0.90.00
> UUID : 79435baa:74a2b2c3:68d7e34f:d95ad478
> Creation Time : Mon May 15 16:38:08 2006
> Raid Level : raid1
> Used Dev Size : 136448 (133.27 MiB 139.72 MB)
> Array Size : 136448 (133.27 MiB 139.72 MB)
> Raid Devices : 4
> Total Devices : 4
> Preferred Minor : 0
>
> Update Time : Mon Apr 18 07:36:56 2011
> State : clean
> Active Devices : 4
> Working Devices : 4
> Failed Devices : 0
> Spare Devices : 0
> Checksum : 6b5aea0c - correct
> Events : 4878
>
>
> Number Major Minor RaidDevice State
> this 1 8 17 1 active sync /dev/sdb1
>
> 0 0 8 1 0 active sync /dev/sda1
> 1 1 8 17 1 active sync /dev/sdb1
> 2 2 8 33 2 active sync /dev/sdc1
> 3 3 8 49 3 active sync /dev/sdd1
>
>
> >>> Please also try `mdadm --assemble --scan --verbose` and post the result.
> mdadm: No arrays found in config file
>
I should have also asked for "mdadm --version".
However given that above, you want to:
mdadm --assemble --verbose --force /dev/md1 /dev/sda2 /dev/sdb2 /dev/sdc2
NeilBrown
next prev parent reply other threads:[~2011-04-24 2:58 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-04-21 18:29 Server down-failed RAID5-asking for some assistance John Valarti
2011-04-21 19:59 ` David Brown
[not found] ` <BANLkTim18Sx6JdZO5PiAqnrakDPzy5PNJQ@mail.gmail.com>
2011-04-22 2:32 ` John Valarti
2011-04-22 2:57 ` Server " NeilBrown
2011-04-22 3:31 ` John Valarti
[not found] ` <BANLkTin0SoBzRAear8Jt+26MnVJWouXoNA@mail.gmail.com>
[not found] ` <20110423074411.78fef94f@notabene.brown>
[not found] ` <BANLkTik_ZY4uoV3E=ua1p+tUD9g8xqQDVg@mail.gmail.com>
[not found] ` <20110423184824.55ee7893@notabene.brown>
[not found] ` <BANLkTi=sCfFFfmZTzj2g8-aDNhDqVK8e-A@mail.gmail.com>
[not found] ` <20110424075101.6763309f@notabene.brown>
2011-04-24 0:07 ` John Valarti
2011-04-24 0:37 ` John Robinson
2011-04-24 1:49 ` John Valarti
2011-04-24 2:12 ` John Robinson
2011-04-24 2:28 ` John Valarti
2011-04-24 2:58 ` NeilBrown [this message]
2011-04-24 6:30 ` John Valarti
2011-04-24 2:54 ` NeilBrown
2011-04-24 7:06 ` John Valarti
2011-04-24 8:41 ` NeilBrown
2011-04-24 11:57 ` John Robinson
2011-04-24 12:29 ` NeilBrown
2011-04-24 16:04 ` John Valarti
2011-04-24 16:15 ` John Valarti
2011-04-24 16:31 ` Mathias Burén
2011-04-24 18:41 ` John Valarti
2011-04-22 11:19 ` David Brown
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