Mix drives and manufacturers. It is much more likely to see clustered failures if you buy all your drives at once, from the same distributor, and they're the ex

Mix drives and manufacturers. It is much more likely to see clustered failures if you buy all your drives at once, from the same distributor, and they're the exact same model. Conventional wisdom says you shouldn't do this for either hardware or software RAID, and I wouldn't do it with hardware RAID, but why would you use that anyway.