Hi,
Will it be possible to use 2x 2TB WD Red and 2x 4TB WD Red in a RAID 1 Configuration with FreeNAS to get a total of 6TB of storage?
Also, adding to the raid array, say I already had RAID 1 setup on 2x 2TB WD Red, would it be possible to add 2 more 4TB WD Reds?