Number Major Minor RaidDevice State
0 8 49 0 active sync /dev/sdd1
1 8 17 1 active sync /dev/sdb1
2 8 65 2 active sync /dev/sde1
3 8 33 3 active sync /dev/sdc1
4 8 1 - spare /dev/sda1
Disk /dev/sda: 500.1 GB, 500107862016 bytes
18 heads, 30 sectors/track, 1808839 cylinders, total 976773168 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x0000bf7f
Device Boot Start End Blocks Id System
/dev/sda1 * 2048 976772000 488384976+ fd Linux RAID autodetect
Disk /dev/sdb: 500.1 GB, 500107862016 bytes
255 heads, 63 sectors/track, 60801 cylinders, total 976773168 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x0001391b
Device Boot Start End Blocks Id System
/dev/sdb1 * 2048 976768064 488383008+ fd Linux RAID autodetect
Disk /dev/sdc: 500.1 GB, 500107862016 bytes
81 heads, 63 sectors/track, 191411 cylinders, total 976773168 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x0002f2f3
Device Boot Start End Blocks Id System
/dev/sdc1 * 2048 976773167 488385560 fd Linux RAID autodetect
Disk /dev/sdd: 500.1 GB, 500107862016 bytes
24 heads, 14 sectors/track, 2907063 cylinders, total 976773168 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x00037497
Device Boot Start End Blocks Id System
/dev/sdd1 * 2048 976772000 488384976+ fd Linux RAID autodetect
Disk /dev/sde: 500.1 GB, 500107862016 bytes
81 heads, 63 sectors/track, 191411 cylinders, total 976773168 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0xe50d27b1
Device Boot Start End Blocks Id System
/dev/sde1 * 2048 976773167 488385560 fd Linux RAID autodetect
Disk /dev/md0: 1500.3 GB, 1500312305664 bytes
2 heads, 4 sectors/track, 366287184 cylinders, total 2930297472 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 65536 bytes / 196608 bytes
Disk identifier: 0x00000000
Disk /dev/md0 doesn't contain a valid partition table
/dev/md0:
Version : 0.90
Creation Time : Sat Aug 28 16:19:54 2010
Raid Level : raid5
Array Size : 1465148736 (1397.27 GiB 1500.31 GB)
Used Dev Size : 488382912 (465.76 GiB 500.10 GB)
Raid Devices : 4
Total Devices : 5
Preferred Minor : 0
Persistence : Superblock is persistent
Update Time : Mon May 14 18:12:08 2012
State : active
Active Devices : 4
Working Devices : 5
Failed Devices : 0
Spare Devices : 1
Layout : left-symmetric
Chunk Size : 64K
UUID : 9e41c020: 85eb05dd: a3f83a12: f3b86535
Events : 0.9459
Number Major Minor RaidDevice State
0 8 49 0 active sync /dev/sdd1
1 8 17 1 active sync /dev/sdb1
2 8 65 2 active sync /dev/sde1
3 8 33 3 active sync /dev/sdc1
4 8 1 - spare /dev/sda1
Disk /dev/sda: 500.1 GB, 500107862016 bytes
18 heads, 30 sectors/track, 1808839 cylinders, total 976773168 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x0000bf7f
Device Boot Start End Blocks Id System
/dev/sda1 * 2048 976772000 488384976+ fd Linux RAID autodetect
Disk /dev/sdb: 500.1 GB, 500107862016 bytes
255 heads, 63 sectors/track, 60801 cylinders, total 976773168 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x0001391b
Device Boot Start End Blocks Id System
/dev/sdb1 * 2048 976768064 488383008+ fd Linux RAID autodetect
Disk /dev/sdc: 500.1 GB, 500107862016 bytes
81 heads, 63 sectors/track, 191411 cylinders, total 976773168 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x0002f2f3
Device Boot Start End Blocks Id System
/dev/sdc1 * 2048 976773167 488385560 fd Linux RAID autodetect
Disk /dev/sdd: 500.1 GB, 500107862016 bytes
24 heads, 14 sectors/track, 2907063 cylinders, total 976773168 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x00037497
Device Boot Start End Blocks Id System
/dev/sdd1 * 2048 976772000 488384976+ fd Linux RAID autodetect
Disk /dev/sde: 500.1 GB, 500107862016 bytes
81 heads, 63 sectors/track, 191411 cylinders, total 976773168 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0xe50d27b1
Device Boot Start End Blocks Id System
/dev/sde1 * 2048 976773167 488385560 fd Linux RAID autodetect
Disk /dev/md0: 1500.3 GB, 1500312305664 bytes
2 heads, 4 sectors/track, 366287184 cylinders, total 2930297472 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 65536 bytes / 196608 bytes
Disk identifier: 0x00000000
Disk /dev/md0 doesn't contain a valid partition table