Difference between revisions of "RAID"

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5) To monitor progress: cat /proc/mdstat
 
5) To monitor progress: cat /proc/mdstat
  
6) Optional: regrub the disk if this is /boot
+
6) Optional: [[Bootable RAID]]

Latest revision as of 10:59, 17 April 2007

Rebuilding a failed array.

1) the old state

/dev/md0 is /dev/hda1 and /dev/hdc1

has /dev/hda failed

2) replace /dev/hda

3) partition /dev/hda to create RAID containers like hdc. They must be the same size as the partitions on the other disk, and of type fd (Linux raid autodetect)

4) mdadm --add /dev/md0 /dev/hda1

5) To monitor progress: cat /proc/mdstat

6) Optional: Bootable RAID

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