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Hi all,
Many thanks for the replies so far. So here is the reponse from the command line mdadm -E /dev/sd[abcde]2 ubuntu@ubuntu:~$ sudo mdadm -E /dev/sd[abcde]2 /dev/sda2: Magic : a92b4efc Version : 1.0 Feature Map : 0x0 Array UUID : e0829810:9782b51f:25529f65:8823419c Name : (none):4 Creation Time : Fri Jan 1 01:31:17 2010 Raid Level : raid5 Raid Devices : 5 Avail Dev Size : 5856481280 (2792.59 GiB 2998.52 GB) Array Size : 11712962560 (11170.35 GiB 11994.07 GB) Super Offset : 5856481536 sectors State : clean Device UUID : d405d0c5:2a07d7ed:27abcb5a:0eeadc7d Update Time : Fri Nov 14 15:58:16 2014 Checksum : c082e9bb - correct Events : 1243386 Layout : left-symmetric Chunk Size : 512K Device Role : Active device 0 Array State : AAAAA ('A' == active, '.' == missing) /dev/sdb2: Magic : a92b4efc Version : 1.0 Feature Map : 0x0 Array UUID : e0829810:9782b51f:25529f65:8823419c Name : (none):4 Creation Time : Fri Jan 1 01:31:17 2010 Raid Level : raid5 Raid Devices : 5 Avail Dev Size : 5856481280 (2792.59 GiB 2998.52 GB) Array Size : 11712962560 (11170.35 GiB 11994.07 GB) Super Offset : 5856481536 sectors State : clean Device UUID : 33acf23a:52a0ad00:cda69d9f:468a8c13 Update Time : Fri Nov 14 15:58:16 2014 Checksum : 22fdc525 - correct Events : 1243386 Layout : left-symmetric Chunk Size : 512K Device Role : Active device 1 Array State : AAAAA ('A' == active, '.' == missing) /dev/sdc2: Magic : a92b4efc Version : 1.0 Feature Map : 0x0 Array UUID : e0829810:9782b51f:25529f65:8823419c Name : (none):4 Creation Time : Fri Jan 1 01:31:17 2010 Raid Level : raid5 Raid Devices : 5 Avail Dev Size : 5856481280 (2792.59 GiB 2998.52 GB) Array Size : 11712962560 (11170.35 GiB 11994.07 GB) Super Offset : 5856481536 sectors State : clean Device UUID : 1a4f20e2:34926568:af5351a1:9c9f60e9 Update Time : Fri Nov 14 15:58:16 2014 Checksum : 96b21ac - correct Events : 1243386 Layout : left-symmetric Chunk Size : 512K Device Role : Active device 2 Array State : AAAAA ('A' == active, '.' == missing) /dev/sdd2: Magic : a92b4efc Version : 1.0 Feature Map : 0x0 Array UUID : e0829810:9782b51f:25529f65:8823419c Name : (none):4 Creation Time : Fri Jan 1 01:31:17 2010 Raid Level : raid5 Raid Devices : 5 Avail Dev Size : 5856481280 (2792.59 GiB 2998.52 GB) Array Size : 11712962560 (11170.35 GiB 11994.07 GB) Super Offset : 5856481536 sectors State : clean Device UUID : 0ee6b711:242fbd18:44c2839e:60e8ad0d Update Time : Fri Nov 14 15:58:16 2014 Checksum : ada0762 - correct Events : 1243386 Layout : left-symmetric Chunk Size : 512K Device Role : Active device 3 Array State : AAAAA ('A' == active, '.' == missing) /dev/sde2: Magic : a92b4efc Version : 1.0 Feature Map : 0x0 Array UUID : e0829810:9782b51f:25529f65:8823419c Name : (none):4 Creation Time : Fri Jan 1 01:31:17 2010 Raid Level : raid5 Raid Devices : 5 Avail Dev Size : 5856481280 (2792.59 GiB 2998.52 GB) Array Size : 11712962560 (11170.35 GiB 11994.07 GB) Super Offset : 5856481536 sectors State : clean Device UUID : f89fdd4c:627a6650:3de0dcab:6790076f Update Time : Fri Nov 14 15:58:16 2014 Checksum : ec5bd289 - correct Events : 1243386 Layout : left-symmetric Chunk Size : 512K Device Role : Active device 4 Array State : AAAAA ('A' == active, '.' == missing) What I am curious about is how I should go about attempting to Mount the device and the command line needed. Am I mounting the Raid Array /dev/md4, or am I trying to mount the XFS data partitions contained within with would be made up of /dev/sd[abcde2]? I am a little bit confused by all the various options and what I am exactly suppose to use given being a complete linux novice. Any help is appreciated? Rob > Date: Fri, 14 Nov 2014 17:40:10 -0600 > From: sandeen@xxxxxxxxxxx > To: lists@xxxxxxxxxxxxxxxxx; robtench@xxxxxxxxxxx > CC: xfs@xxxxxxxxxxx > Subject: Re: Mismatch UUID > > On 11/14/14 4:31 PM, Chris Murphy wrote: > > > It’s very good to ask instead of haphazardly trying things. Trying to > > normally mount the file system should be safe; and then use dmesg to > > check for kernel messages. The xfs kernel code is responsible for log > > replay and making most kinds of repairs, anything it can’t deal with > > will be reported as a kernel message. If mount fails, report kernel > > xfs related messages, and also the results from xfs_check -n. > > xfs_repair -n > > xfs_check is deprecated and has no -n option ;) > > -Eric |
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