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Forum Discussion
Upgrade - replace with larger HDD, in RAID6, two at a time?
Anyone know if I replace two HDD at once in a RAID6, whether it will rebuild both at the same time? Whether that is quicker than two sequential upgrade swaps? (yes I know I expose it to risk from a...
Hi again,
Good to hear you are aware of what you are doing and that you have backups :)
The NAS uses a software raid (mdadm) and I think that it can only sync one disk at a time since it needs to calculate parity. It might be possible to sync in two disks to the same raid (using mdadm), but the NAS can't do that anyway I am almost sure. So, sync one disk at a time seems the way you gotta do it.
Oh well, seeing I'm awaiting delivery of the rest of the drives I may as well test it.
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