[Olug-list] Problemer med linux raid

Jan Helge Røe jan.helge.roe at broadpark.no
Wed, 11 Feb 2004 12:13:07 +0100


Hei alle sammen.

Jeg har et problem med et linux raid jeg har på en RedHat 7.3 installasjon.

Slik ser det ut når jeg kjører komandoene lsraid -A -a /dev/md* og fdisk -l:

# lsraid -A -a /dev/md0
[dev   9,   0] /dev/md0         53389405.21EF1962.D1052F68.9B857927 online
[dev   ?,   ?] (unknown)        00000000.00000000.00000000.00000000 missing
[dev   8,  19] /dev/sdb3        53389405.21EF1962.D1052F68.9B857927 good
[dev   8,  35] /dev/sdc3        53389405.21EF1962.D1052F68.9B857927 good

#lsraid -A -a /dev/md1
[dev   9,   1] /dev/md1         24BCB050.23C4C3B6.3D31F625.FFE1B825 online
[dev   8,   2] /dev/sda2        24BCB050.23C4C3B6.3D31F625.FFE1B825 good
[dev   8,  18] /dev/sdb2        24BCB050.23C4C3B6.3D31F625.FFE1B825 good
[dev   8,  34] /dev/sdc2        24BCB050.23C4C3B6.3D31F625.FFE1B825 good

# lsraid -A -a /dev/md2
[dev   9,   2] /dev/md2         21082245.440913EE.9EB56DE1.EA5396DE online
[dev   8,   1] /dev/sda1        21082245.440913EE.9EB56DE1.EA5396DE good
[dev   8,  17] /dev/sdb1        21082245.440913EE.9EB56DE1.EA5396DE good
[dev   8,  33] /dev/sdc1        21082245.440913EE.9EB56DE1.EA5396DE good

# fdisk -l 
Disk /dev/sda: 255 heads, 63 sectors, 4462 cylinders
Units = cylinders of 16065 * 512 bytes

   Device Boot    Start       End    Blocks   Id  System
/dev/sda1   *         1         6     48163+  fd  Linux raid autodetect
/dev/sda2             7       133   1020127+  fd  Linux raid autodetect
/dev/sda3           134      4462  34772692+  fd  Linux raid autodetect

Disk /dev/sdb: 255 heads, 63 sectors, 4462 cylinders
Units = cylinders of 16065 * 512 bytes

   Device Boot    Start       End    Blocks   Id  System
/dev/sdb1   *         1         6     48163+  fd  Linux raid autodetect
/dev/sdb2             7       133   1020127+  fd  Linux raid autodetect
/dev/sdb3           134      4462  34772692+  fd  Linux raid autodetect

Disk /dev/sdc: 255 heads, 63 sectors, 4462 cylinders
Units = cylinders of 16065 * 512 bytes

   Device Boot    Start       End    Blocks   Id  System
/dev/sdc1   *         1         6     48163+  fd  Linux raid autodetect
/dev/sdc2             7       133   1020127+  fd  Linux raid autodetect
/dev/sdc3           134      4462  34772692+  fd  Linux raid autodetect 


Er det noen som vet hva som har skjedd galt her:

# lsraid -A -a /dev/md0
[dev   9,   0] /dev/md0         53389405.21EF1962.D1052F68.9B857927 online
[dev   ?,   ?] (unknown)        00000000.00000000.00000000.00000000 missing
[dev   8,  19] /dev/sdb3        53389405.21EF1962.D1052F68.9B857927 good
[dev   8,  35] /dev/sdc3        53389405.21EF1962.D1052F68.9B857927 good

Kan det være at jeg har satt noen av jumperene feil på en disk?
/dev/md0 er et raid 5.

Jeg er ikke så flink med raid, så jeg håper noen kan hjelpe meg. 


Mvh.

Jan Helge Røe