mdadm raid5 mit 2 spare disks

[markus <markus@kola.li>]

Hi liste 

Ich habe folgendes problem mit meinem software raid (mdadm)


marsserver:~# cat /proc/mdstat 
Personalities : [raid6] [raid5] [raid4] 
md1 : inactive sdd1[1](S) sda1[5](S) sdb1[4](S) sdc1[3](S)
      3907039744 blocks
       
unused devices: <none>

die disks sehen so aus .

marsserver:~# mdadm --examine /dev/sda1
/dev/sda1:
          Magic : a92b4efc
        Version : 00.90.00
           UUID : 581effc3:d6f48b67:97c11428:5f15f2c4
  Creation Time : Tue Mar  2 22:09:26 2010
     Raid Level : raid5
  Used Dev Size : 976759936 (931.51 GiB 1000.20 GB)
     Array Size : 2930279808 (2794.53 GiB 3000.61 GB)
   Raid Devices : 4
  Total Devices : 4
Preferred Minor : 1

    Update Time : Sun Aug  8 19:23:13 2010
          State : clean
 Active Devices : 4
Working Devices : 4
 Failed Devices : 0
  Spare Devices : 0
       Checksum : a14f4cf7 - correct
         Events : 650178

         Layout : left-symmetric
     Chunk Size : 64K

      Number   Major   Minor   RaidDevice State
this     5       8       17       -1      spare   /dev/sdb1

   0     0       8       33        0      active sync   /dev/sdc1
   1     1       8       17        1      active sync   /dev/sdb1
   2     2       8       49        2      active sync   /dev/sdd1
   3     3       8        1        3      active sync   /dev/sda1