readynas

I have two 5+ year old Readynas 6 bay NAS. Max capacity is under 7TB. The drives are a mix of 1.5 & 2TB Seagates. For the last 6 months the drives have been dying of old age at an increasing rate, and I've exhausted my stock of 2TB spares. There's a Netgear Readynas approved drive list, but the...