I have a three drive Raid5 array and one of the drives is returning back that it is removed. I can see the drive in the OMV front end but I can't seem to join it back to the array. Here are some details, Any help is appreciated.
Code
root@zed:~# mdadm -D /dev/md0
/dev/md0:
Version : 1.2
Creation Time : Wed Jan 1 19:54:50 2014
Raid Level : raid5
Array Size : 5860530176 (5589.04 GiB 6001.18 GB)
Used Dev Size : 2930265088 (2794.52 GiB 3000.59 GB)
Raid Devices : 3
Total Devices : 2
Persistence : Superblock is persistent
Update Time : Tue Mar 4 08:45:19 2014
State : clean, degraded
Active Devices : 2
Working Devices : 2
Failed Devices : 0
Spare Devices : 0
Layout : left-symmetric
Chunk Size : 512K
Name : zed:raid01 (local to host zed)
UUID : 0f5cd663:ce55dc39:214f9bf8:2f4fb26e
Events : 15514
Number Major Minor RaidDevice State
0 8 80 0 active sync /dev/sdf
1 8 96 1 active sync /dev/sdg
2 0 0 2 removed
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Code
root@zed:~# cat /etc/fstab
# /etc/fstab: static file system information.
#
# Use 'blkid' to print the universally unique identifier for a
# device; this may be used with UUID= as a more robust way to name devices
# that works even if disks are added and removed. See fstab(5).
#
# <file system> <mount point> <type> <options> <dump> <pass>
proc /proc proc defaults 0 0
# / was on /dev/sda1 during installation
UUID=6e2f289f-529c-4571-a0c4-370d899d56dd / ext4 errors=remount-ro 0 1
# swap was on /dev/sda5 during installation
UUID=79398c62-2b56-4372-93a6-1bb706c590db none swap sw 0 0
/dev/sdf1 /media/usb0 auto rw,user,noauto 0 0
/dev/sdh1 /media/usb1 auto rw,user,noauto 0 0
/dev/sdi1 /media/usb2 auto rw,user,noauto 0 0
/dev/sdi5 /media/usb3 auto rw,user,noauto 0 0
tmpfs /tmp tmpfs defaults 0 0
# >>> [openmediavault]
/dev/disk/by-uuid/566AB7196AB6F4B9 /media/566AB7196AB6F4B9 ntfs defaults,nofail 0 2
/dev/disk/by-uuid/E82C7B922C7B5A90 /media/E82C7B922C7B5A90 ntfs defaults,nofail 0 2
/dev/disk/by-uuid/4C7A8E397A8E1FB6 /media/4C7A8E397A8E1FB6 ntfs defaults,nofail 0 2
UUID=d0f07364-4d5a-4ce2-9641-6e8d48766e76 /media/d0f07364-4d5a-4ce2-9641-6e8d48766e76 ext4 defaults,nofail,acl,user_xattr,noexec,usrjquota=aquota.user,grpjquota=aquota.group,jqfmt=vfsv0 0 2
UUID=6cdb4b47-6c72-4db3-b125-4884cf557076 /media/6cdb4b47-6c72-4db3-b125-4884cf557076 ext4 defaults,nofail,acl,user_xattr,noexec,usrjquota=aquota.user,grpjquota=aquota.group,jqfmt=vfsv0 0 2
# <<< [openmediavault]
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Code
root@zed:~# blkid
/dev/sda1: UUID="6e2f289f-529c-4571-a0c4-370d899d56dd" TYPE="ext4"
/dev/sda5: UUID="79398c62-2b56-4372-93a6-1bb706c590db" TYPE="swap"
/dev/sdb2: LABEL="Archive03" UUID="4C7A8E397A8E1FB6" TYPE="ntfs"
/dev/sdc1: LABEL="Archive01" UUID="566AB7196AB6F4B9" TYPE="ntfs"
/dev/sdd1: LABEL="archive07" UUID="E82C7B922C7B5A90" TYPE="ntfs"
/dev/sde1: LABEL="yoda" UUID="6cdb4b47-6c72-4db3-b125-4884cf557076" TYPE="ext4"
/dev/sdf: UUID="0f5cd663-ce55-dc39-214f-9bf82f4fb26e" LABEL="zed:raid01" TYPE="linux_raid_member"
/dev/sdg: UUID="0f5cd663-ce55-dc39-214f-9bf82f4fb26e" LABEL="zed:raid01" TYPE="linux_raid_member"
/dev/sdh: UUID="0f5cd663-ce55-dc39-214f-9bf82f4fb26e" LABEL="zed:raid01" TYPE="linux_raid_member"
/dev/md0: LABEL="raid01" UUID="d0f07364-4d5a-4ce2-9641-6e8d48766e76" TYPE="ext4"
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