Hello linux-raid. i have DEBIAN. raid01:/# mdadm -V mdadm - v2.6.4 - 19th October 2007 raid01:/# mdadm -D /dev/md1 /dev/md1: Version : 00.91.03 Creation Time : Tue Nov 13 18:42:36 2007 Raid Level : raid5 Array Size : 1465159488 (1397.29 GiB 1500.32 GB) Used Dev Size : 488386496 (465.76 GiB 500.11 GB) Raid Devices : 5 Total Devices : 5 Preferred Minor : 1 Persistence : Superblock is persistent Update Time : Sun Jan 27 00:24:44 2008 State : clean, degraded Active Devices : 4 Working Devices : 5 Failed Devices : 0 Spare Devices : 1 Layout : left-symmetric Chunk Size : 64K Delta Devices : 1, (4->5) UUID : 4fbdc8df:07b952cf:7cc6faa0:04676ba5 Events : 0.683478 Number Major Minor RaidDevice State 0 8 32 0 active sync /dev/sdc 1 8 48 1 active sync /dev/sdd 2 8 64 2 active sync /dev/sde 3 8 80 3 active sync /dev/sdf 4 0 0 4 removed 5 8 16 - spare /dev/sdb ************************************************************************************ Anybody know what i need to do for /dev/sdb became ACTIVE DEVICE ? ************************************************************************************ ** @raid01:/# mdadm -E /dev/sdb /dev/sdb: Magic : a92b4efc Version : 00.91.00 UUID : 4fbdc8df:07b952cf:7cc6faa0:04676ba5 Creation Time : Tue Nov 13 18:42:36 2007 Raid Level : raid5 Used Dev Size : 488386496 (465.76 GiB 500.11 GB) Array Size : 1953545984 (1863.05 GiB 2000.43 GB) Raid Devices : 5 Total Devices : 5 Preferred Minor : 1 Reshape pos'n : 194537472 (185.53 GiB 199.21 GB) Delta Devices : 1 (4->5) Update Time : Tue Jan 29 02:05:52 2008 State : clean Active Devices : 4 Working Devices : 5 Failed Devices : 1 Spare Devices : 1 Checksum : 450cd41b - correct Events : 0.683482 Layout : left-symmetric Chunk Size : 64K Number Major Minor RaidDevice State this 5 8 16 5 spare /dev/sdb 0 0 8 32 0 active sync /dev/sdc 1 1 8 48 1 active sync /dev/sdd 2 2 8 64 2 active sync /dev/sde 3 3 8 80 3 active sync /dev/sdf 4 4 0 0 4 faulty removed 5 5 8 16 5 spare /dev/sdb -- Best regards Andreas mailto:andre.s@xxxxxxxxx - To unsubscribe from this list: send the line "unsubscribe linux-raid" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html