Some more RAID specific info:
/dev/md2:
Version : 0.90
Creation Time : Thu Apr 22 09:46:10 2010
Raid Level : raid5
Used Dev Size : 976759936 (931.51 GiB 1000.20 GB)
Raid Devices : 4
Total Devices : 2
Preferred Minor : 2
Persistence : Superblock is persistent
Update Time : Mon May 17 03:03:01 2010
State : active, degraded, Not Started
Active Devices : 2
Working Devices : 2
Failed Devices : 0
Spare Devices : 0
Layout : left-symmetric
Chunk Size : 64K
UUID : f911d5fb:8cf20015:ab2fedca:3ef56cfb (local to host
teraserver.teambostrom.com)
Events : 0.7473
Number Major Minor RaidDevice State
0 8 161 0 active sync /dev/sdk1
1 0 0 1 removed
2 0 0 2 removed
3 8 145 3 active sync /dev/sdj1
[Fri May 21-19:31:10] [root@teraserver tbostrom]# mdadm -E /dev/sdm
/dev/sdm:
Magic : a92b4efc
Version : 1.2
Feature Map : 0x0
Array UUID : db34c204:6c5a7156:28d0d689:13f396a5
Name : 0
Creation Time : Mon Feb 16 17:06:30 2009
Raid Level : raid5
Raid Devices : 4
Avail Dev Size : 1953525032 (931.51 GiB 1000.20 GB)
Array Size : 5860574592 (2794.54 GiB 3000.61 GB)
Used Dev Size : 1953524864 (931.51 GiB 1000.20 GB)
Data Offset : 136 sectors
Super Offset : 8 sectors
State : active
Device UUID : f7446973:f8b8f899:45e53330:004e0ca7
Update Time : Sat Feb 28 14:42:38 2009
Checksum : e23f94ed - correct
Events : 7
Layout : left-symmetric
Chunk Size : 32K
Device Role : Active device 1
Array State : AAAA ('A' == active, '.' == missing)
[Fri May 21-19:31:37] [root@teraserver tbostrom]# mdadm -E /dev/sdj1
/dev/sdj1:
Magic : a92b4efc
Version : 0.90.00
UUID : f911d5fb:8cf20015:ab2fedca:3ef56cfb (local to host
teraserver.teambostrom.com)
Creation Time : Thu Apr 22 09:46:10 2010
Raid Level : raid5
Used Dev Size : 976759936 (931.51 GiB 1000.20 GB)
Array Size : 2930279808 (2794.53 GiB 3000.61 GB)
Raid Devices : 4
Total Devices : 4
Preferred Minor : 2
Update Time : Mon May 17 03:03:01 2010
State : clean
Active Devices : 2
Working Devices : 3
Failed Devices : 2
Spare Devices : 1
Checksum : eb4f7c77 - correct
Events : 7473
Layout : left-symmetric
Chunk Size : 64K
Number Major Minor RaidDevice State
this 3 8 145 3 active sync /dev/sdj1
0 0 8 161 0 active sync /dev/sdk1
1 1 0 0 1 faulty removed
2 2 0 0 2 faulty removed
3 3 8 145 3 active sync /dev/sdj1
4 4 8 193 4 spare
-tim
On Fri, May 21, 2010 at 5:28 PM, Tim Bostrom <tbostrom@xxxxxxxxx> wrote:
> Looking for some help. I'm trying to start my array but just noticed
> that somehow my the UUID got assigned to my physical drive and not the
> partition. The partition doesn't show up in /dev/. Drive sdm has a
> valid partition, but blkid is set on the physical disk.
>
> /dev/sdm is the drive causing issue. The partition is there (see
> fdisk output below). It contains data so I'd like to not have to
> completely wipe the drive. Is there any option to fix this?
>
> blkid output (see /dev/sdm):
> ----------------------
> /dev/sda1: UUID="dd8018e3-2939-4236-9a63-c36d6df9cf80" TYPE="ext3"
> /dev/sda2: UUID="287f5ab6-d463-43a2-a3b2-7bf789dd8744" TYPE="ext3"
> /dev/sda3: UUID="336a1681-af86-401d-946e-201ae37780fe" TYPE="swap"
> /dev/sdb1: UUID="cdaba8bd-8094-3c6a-ab2f-edca3ef56cfb" TYPE="linux_raid_member"
> /dev/sdc1: UUID="cdaba8bd-8094-3c6a-ab2f-edca3ef56cfb" TYPE="linux_raid_member"
> /dev/sdd1: UUID="cdaba8bd-8094-3c6a-ab2f-edca3ef56cfb" TYPE="linux_raid_member"
> /dev/sde1: UUID="cdaba8bd-8094-3c6a-ab2f-edca3ef56cfb" TYPE="linux_raid_member"
> /dev/sdf1: UUID="649526d8-828a-57b4-ab2f-edca3ef56cfb" TYPE="linux_raid_member"
> /dev/sdg1: UUID="649526d8-828a-57b4-ab2f-edca3ef56cfb" TYPE="linux_raid_member"
> /dev/sdh: UUID="7ea182f5-0c31-3e24-adba-30185bcf511e" LABEL="1"
> TYPE="linux_raid_member"
> /dev/sdi: UUID="7ea182f5-0c31-3e24-adba-30185bcf511e" LABEL="1"
> TYPE="linux_raid_member"
> /dev/sdj1: UUID="f911d5fb-8cf2-0015-ab2f-edca3ef56cfb" TYPE="linux_raid_member"
> /dev/sdk1: UUID="f911d5fb-8cf2-0015-ab2f-edca3ef56cfb" TYPE="linux_raid_member"
> /dev/md0: LABEL="teradata" UUID="2e7624ad-f059-4e35-a18a-eb8ffa645d54"
> TYPE="ext3"
> /dev/sdm: UUID="db34c204-6c5a-7156-28d0-d68913f396a5" LABEL="0"
> TYPE="linux_raid_member"
> /dev/md1: UUID="eea5390f-8f24-4a82-b899-7924fb126a5b" TYPE="ext3"
>
>
> fdisk -l /dev/sdm output:
> ------------------
> Disk /dev/sdm: 1000.2 GB, 1000204886016 bytes
> 255 heads, 63 sectors/track, 121601 cylinders
> Units = cylinders of 16065 * 512 = 8225280 bytes
> Disk identifier: 0x000f2387
>
> Device Boot Start End Blocks Id System
> /dev/sdm1 1 121601 976760001 fd Linux raid autodetect
>
>
> ls -l /dev/sd*
> brw-rw---- 1 root disk 8, 0 2010-05-21 16:32 /dev/sda
> brw-rw---- 1 root disk 8, 1 2010-05-21 16:32 /dev/sda1
> brw-rw---- 1 root disk 8, 2 2010-05-21 16:32 /dev/sda2
> brw-rw---- 1 root disk 8, 3 2010-05-21 16:32 /dev/sda3
> brw-rw---- 1 root disk 8, 16 2010-05-21 16:32 /dev/sdb
> brw-rw---- 1 root disk 8, 17 2010-05-21 16:32 /dev/sdb1
> brw-rw---- 1 root disk 8, 32 2010-05-21 16:32 /dev/sdc
> brw-rw---- 1 root disk 8, 33 2010-05-21 16:32 /dev/sdc1
> brw-rw---- 1 root disk 8, 48 2010-05-21 16:32 /dev/sdd
> brw-rw---- 1 root disk 8, 49 2010-05-21 16:32 /dev/sdd1
> brw-rw---- 1 root disk 8, 64 2010-05-21 16:32 /dev/sde
> brw-rw---- 1 root disk 8, 65 2010-05-21 16:32 /dev/sde1
> brw-rw---- 1 root disk 8, 80 2010-05-21 16:32 /dev/sdf
> brw-rw---- 1 root disk 8, 81 2010-05-21 16:32 /dev/sdf1
> brw-rw---- 1 root disk 8, 96 2010-05-21 16:32 /dev/sdg
> brw-rw---- 1 root disk 8, 97 2010-05-21 16:32 /dev/sdg1
> brw-rw---- 1 root disk 8, 112 2010-05-21 16:32 /dev/sdh
> brw-rw---- 1 root disk 8, 128 2010-05-21 16:32 /dev/sdi
> brw-rw---- 1 root disk 8, 144 2010-05-21 16:32 /dev/sdj
> brw-rw---- 1 root disk 8, 145 2010-05-21 16:32 /dev/sdj1
> brw-rw---- 1 root disk 8, 160 2010-05-21 16:32 /dev/sdk
> brw-rw---- 1 root disk 8, 161 2010-05-21 16:32 /dev/sdk1
> brw-rw---- 1 root disk 8, 176 2010-05-21 16:32 /dev/sdl
> brw-rw---- 1 root disk 8, 192 2010-05-21 16:32 /dev/sdm
>
>
>
> Any help is greatly appreciated.
>
> -Tim
>
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