How can I check the rebuild status of a RAID volume without booting into the PERC utility in CentOS via the command-line?
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1Probably some magic incantation [using the MegaCLI command](http://hwraid.le-vert.net/wiki/LSIMegaRAIDSAS). – ewwhite Apr 04 '14 at 13:37
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PERC controllers are usually LSI devices, so MegaCLI will work for your PowerEdge R710. – ewwhite Apr 04 '14 at 13:42
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I found I could check the status with MegaCli
as ewwhite mentioned:
MegaCli64 -PDRbld -ShowProg -PhysDrv [CONTROLLER:DRIVE] -aAll
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If you have Dell's OpenManage software installed, you can also use omreport storage vdisk
to provide a summary of all virtual disks (which should include rebuild progress).
Technically megaCLI isn't considered a "supported" tool by Dell (even though I think it's probably what's being used on the back-end by OMSA), but it's still a VERY useful tool when dealing w/ PERC controllers.
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