You need to look at the partition table on the md device. if it has a file system it should have a number associated with it. Any partition editor should be ok with looking at it.
On Thu, Jan 30, 2014 at 11:12 PM, Daniel Herrington <[email protected]>wrote: > All, > > I have a raid array that failed about a year and a half ago, around the > same time that my computer wouldn't post. I pulled apart the computer to > troubleshoot but made no headway, then got sidetracked on other things. The > point, I no longer have any logs to see why it failed or what FS type it > was. > > Fast forward to now, I've put in the former raid disks into a new computer > and am attempting to rebuild the array. It was 3 disks, but one is bad. I > can assembled the other two into an array: > > dan@#### ~/Documents/work $ sudo blkid > /dev/loop0: LABEL="UDF Volume" TYPE="udf" > /dev/sda1: LABEL="System Reserved" UUID="528642D98642BD6B" TYPE="ntfs" > /dev/sda5: UUID="c05eba1e-a49c-4ea7-a4b7-f3fd2eb5b5b3" TYPE="ext4" > /dev/sda6: UUID="21204c90-6058-4167-94b9-514fd474d2ce" TYPE="swap" > /dev/sda7: UUID="7c5d5947-36d7-4c4f-8c56-5034fc91cb6b" TYPE="ext4" > /dev/sdd1: UUID="7ec2e712-594d-6024-e183-a91eedb031b1" > TYPE="linux_raid_member" > /dev/sde1: UUID="7ec2e712-594d-6024-e183-a91eedb031b1" > TYPE="linux_raid_member" > > > dan@##### ~/Documents/work $ sudo cat /proc/mdstat > [sudo] password for dan: > Personalities : [linear] [multipath] [raid0] [raid1] [raid6] [raid5] > [raid4] [raid10] > md5 : active raid5 sde1[1] sdd1[0] > 732571648 blocks level 5, 512k chunk, algorithm 2 [2/2] [UU] > > unused devices: <none> > > dan@torwin ~/Documents/work $ sudo mdadm -Q --detail /dev/md5 > /dev/md5: > Version : 0.90 > Creation Time : Thu Jan 30 16:00:01 2014 > Raid Level : raid5 > Array Size : 732571648 (698.63 GiB 750.15 GB) > Used Dev Size : 732571648 (698.63 GiB 750.15 GB) > Raid Devices : 2 > Total Devices : 2 > Preferred Minor : 5 > Persistence : Superblock is persistent > > Update Time : Thu Jan 30 16:17:48 2014 > State : clean > Active Devices : 2 > Working Devices : 2 > Failed Devices : 0 > Spare Devices : 0 > > Layout : left-symmetric > Chunk Size : 512K > > UUID : 7ec2e712:594d6024:e183a91e:edb031b1 (local to host > torwin) > Events : 0.1 > > Number Major Minor RaidDevice State > 0 8 49 0 active sync /dev/sdd1 > 1 8 65 1 active sync /dev/sde1 > > > But when I go to mount the array: > dan@torwin ~/Documents/work $ sudo mount /dev/md5 > /home/dan/Documents/work/foo > mount: you must specify the filesystem type > > So clearly it wasn't an extfs file system. I ran fsck on it and get the > "Bad magic number" message. Anybody know a way to determine the FS type? > > thanks, > -- > Daniel B. Herrington > _______________________________________________ > PLUG mailing list > [email protected] > http://lists.pdxlinux.org/mailman/listinfo/plug > _______________________________________________ PLUG mailing list [email protected] http://lists.pdxlinux.org/mailman/listinfo/plug
