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1,185 bytes added ,  18:59, 28 December 2011
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How to view details of raid through console. I know I forget sometimes that the console has this info. Its safe and easy so Its good to be reminded of this.
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Where hda is the device to be checked; check all of them.
 
Where hda is the device to be checked; check all of them.
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When this happens, the details of the raid can be seen by inspecting the mdstat file.
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You may check the health of your array using the Admin Console.
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Login as root, type console. Select Item 5. "Manage disk reduncancy"
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<nowiki>--------Disk Reduncancy status as of Thursday Dec 22 -------
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Current RAID status:
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Personalities : [raid1]
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md2 : active raid1 hda2[0] <-- NOTICE hdb2[#] is missing. Means hdb2[#] failed. 38973568 blocks [2/1] [U_]
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md1 : active raid1 hda1[0] hdb1[1]
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      104320 blocks [2/2] [UU]
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unused devices: <none>
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Only Some of the RAID devices are unclean.  <-- NOTICE This message and
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Manual intervention may be required.</nowiki> <-- this message.
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Notice the last 2 sentences of the window above. You have some problems. <br>
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If your system is healthy however the message you will see at the bottom of Raid Console window is:
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All RAID devices are in clean state
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If you have no software RAID devices you will see the message at the bottom of the Console window:
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Your system only has a single disk drive installed or is using hardware <br>
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mirroring. If you would like to enable software mirroring, please shut <br>
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down, install a second disk drive (of the same capacity) and then return <br>
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to this screen.
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Additionally, the details of the raid can be seen by inspecting the mdstat file from the shell prompt.
    
  [root@sme]# cat /proc/mdstat
 
  [root@sme]# cat /proc/mdstat
50

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