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Old 25th July 2009, 14:54
falko falko is offline
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Originally Posted by newbuyer17 View Post
However if the upgrade fails, I'd want to fail my current broken drive and add in the OLD backup disk. This is where I'm a bit unsure. Does failing a disk with mdadm make it useless, or is it still effectively a raid disk that can be used again? If so how would I rebuild the array against this.
To be honest, I've never tried this, so I can't tell...

Originally Posted by newbuyer17 View Post
My other option is to power down, physically disconnect a drive, then do the upgrade. If it fails I'd then have wipe and disconnect the new broken drive and connect my old one, before adding the new clean drive. I dont see any issues with this working, but its a right pain opening and disconnecting cases.
This should work without problems.
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