Changes

Sometimes a partition will be taken offline automatically. Admin will receive an email '''DegradedArray event on /dev/md2'''.

Sometimes a partition will be taken offline automatically. Admin will receive an email '''DegradedArray event on /dev/md2'''.

{{note box|This will happen if, for example, a read or write error is detected in a disk in the RAID set, or a disk does not respond fast enough, causing a timeout. As a precaution, verify the health of your disks as documented in: [[Monitor_Disk_Health]] and specifically with the command:

{{note box|This will happen if, for example, a read or write error is detected in a disk in the RAID set, or a disk does not respond fast enough, causing a timeout. As a precaution, verify the health of your disks as documented in: [[Monitor_Disk_Health]] and specifically with the command:}}

  smartctl -a /dev/hda}}

  smartctl -a /dev/hda

Where hda is the device to be checked; check all of them.

Where hda is the device to be checked; check all of them.