core / # mdadm -X /dev/md0
mdadm: failed to read superblock of bitmap file: Success
core / # mdadm -E /dev/md0
mdadm: No md superblock detected on /dev/md0.
Dec 21 00:35:25 core md0: setting max_sectors to 128, segment boundary to 32767
Dec 21 00:35:25 core raid0: looking at hdd1
Dec 21 00:35:25 core raid0: comparing hdd1(244195904) with hdd1(244195904)
Dec 21 00:35:25 core raid0: END
Dec 21 00:35:25 core raid0: ==> UNIQUE
Dec 21 00:35:25 core raid0: 1 zones
Dec 21 00:35:25 core raid0: looking at hdg1
Dec 21 00:35:25 core raid0: comparing hdg1(244195904) with hdd1(244195904)
Dec 21 00:35:25 core raid0: EQUAL
Dec 21 00:35:25 core raid0: looking at hdk1
Dec 21 00:35:25 core raid0: comparing hdk1(244195904) with hdd1(244195904)
Dec 21 00:35:25 core raid0: EQUAL
Dec 21 00:35:25 core raid0: looking at hde1
Dec 21 00:35:25 core raid0: comparing hde1(244195904) with hdd1(244195904)
Dec 21 00:35:25 core raid0: EQUAL
Dec 21 00:35:25 core raid0: FINAL 1 zones
Dec 21 00:35:25 core raid0: bad disk number -1 - aborting!
Dec 21 00:35:25 core md: pers->run() failed ...
core / # mdadm -Q /dev/md0
/dev/md0: 0.00KiB raid0 3 devices, 1 spare. Use mdadm --detail for more detail.
core / # mdadm --detail /dev/md0
/dev/md0:
Version : 00.90.03
Creation Time : Wed Dec 20 20:33:21 2006
Raid Level : raid0
Raid Devices : 3
Total Devices : 4
Preferred Minor : 0
Persistence : Superblock is persistent
Update Time : Wed Dec 20 20:33:21 2006
State : active, Not Started
Active Devices : 3
Working Devices : 4
Failed Devices : 0
Spare Devices : 1
Chunk Size : 64K
UUID : 04e83c49:1c81d83b:b20252c6:7cb8fcea
Events : 0.1
Number Major Minor RaidDevice State
0 22 65 0 active sync /dev/hdd1
1 33 1 1 active sync /dev/hde1
2 57 1 2 active sync /dev/hdk1
3 34 1 - spare /dev/hdg1