Re: An ogoing problem for over 30 years
Rebuild time is the name on that steel wall at the end of your drive. Even clusters have to pay attention although less frequently. But when they hit... This comes down to addressing serious process engineering as part of the TCO assessment.
BTW, repurposing boxes this way is something I've been doing since forever. Especially when I wore the uniform. I do use newish hard drives, as per Enrico, with older SSD's for caching.