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Forum Discussion
martyn20
Jul 03, 2014Aspirant
RN104 New Volume
Could not see this particular problem, forgive me if I have missed it and started another thread for nothing. I have a new RN104, I started it for the first time with a new 4TB disk and followed the ...
- Jul 03, 2014With RAID-1 the two disks are mirrored, so adding the second drive does not add capacity - it adds redundancy. If you hot-insert a third 4 TB drive the space will increase to 7.2 TiB, and the NAS will switch to RAID-5. You still have redundancy which protects against a single drive failure.
If you wanted jbod (no RAID) then you should start over with another factory reset (with only one drive installed), switch to FLEXRAID/JBOD, and hot-insert the second drive.
Adding a new disk to the RN104 is easy, I am puzzled by your comment on "not simple to add more disks".
StephenB
Jul 04, 2014Guru - Experienced User
If you were running 6.1.7 before, and the new NAS has 6.1.4 in its flash, then when you power up the NAS will try to downgrade what's on your disks to 6.1.4.
manavjs wrote: What is a scratch disk ? I do not remember the exact firmware, however I see 6.1.7 from the recently visited tabs - not sure if that is valid. I have other info (i.e. configuration, IP etc.) still on my PC - would this help ?
A scratch disk is any old SATA disk you aren't using. The idea is that you install on that first, then install 6.1.7 on the NAS (assuming its not there already). Then when you insert your old drives, the NAS won't attempt to downgrade or upgrade your software.
Make sure you insert the old drives with the NAS powered down.
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