raid
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raid [2009/11/16 14:26] – 172.26.0.166 | raid [2009/11/17 05:59] – 172.26.0.166 | ||
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# mdadm /dev/md3 --fail /dev/hda1 --remove /dev/hda1 | # mdadm /dev/md3 --fail /dev/hda1 --remove /dev/hda1 | ||
# mdadm /dev/md4 --fail /dev/hda6 --remove / | # mdadm /dev/md4 --fail /dev/hda6 --remove / | ||
+ | <note warning> You must Shutdown the server before you physically remove the drive! </ | ||
Shut the server down and replace the faulty drive with a new one. After booting your drive letters may have shifted around, so just be sure to verify which is which before proceeding. | Shut the server down and replace the faulty drive with a new one. After booting your drive letters may have shifted around, so just be sure to verify which is which before proceeding. | ||
Clone the partition table from the good drive to the bad one: | Clone the partition table from the good drive to the bad one: | ||
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30716160 blocks [2/2] [UU] | 30716160 blocks [2/2] [UU] | ||
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- | unused devices: < | + | unused devices: < |
Clearing any previous raid info on a disk (eg. reusing a disk from another decommissioned raid array) | Clearing any previous raid info on a disk (eg. reusing a disk from another decommissioned raid array) | ||
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How do you know which physical disk is broken to replace it? | How do you know which physical disk is broken to replace it? | ||
+ | f | ||
===== Hardware RAID ===== | ===== Hardware RAID ===== |
raid.txt · Last modified: 2010/09/19 23:58 by aorth