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Forum Discussion
Unable to horizontally expand RAID-5 on 2120
Have recently replace an agining ReadyNAS NV+ with a new 2120. As my previous NAS was failing I installed a 4TB WD Red into my PC (windows 10) as a temp backup area and copied the NAS data on to ...
Noginthenog wrote:
I can't help but this that it's something to do with the fact the drive had been used before but if this is the case I can't see what else I should do to wipe it correctly.
Sometimes the system will decide to make the drive a spare (for no obvious reason). I don't think that's related to the formatting step.
You could download the logs and look in mdstat.log, that should tell you if that happened in your case.
If you purchased new, you are likely still within the phone-support window for your NAS. You might try contacting support via my.netgear.com. If it is marked as spare, they should be able to trigger the expansion remotely.
Many thanks for the response. I'll take a look. Assume it will be obvious if marked as spare?!
Noginthenog wrote:
Many thanks for the response. I'll take a look. Assume it will be obvious if marked as spare?!
It is pretty obvious, though there is a lot of stuff in that log. There are lines like Spare Devices : 0 for each RAID partition.
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