On 03/05/2016 03:49 PM, Ram Ramesh wrote: > I am curious if people actually replace hard drives periodically because > they are old or out of warranty. My 5 device raid6 has several older > drives (3/5 are 3+ years old and out of warranty) They seem fine with > SMART and raid scrubs. However, it makes me wonder when they will die. > What is the best policy in such situations? More importantly, do people > wait for disks to die and then replace or have some ad hoc schedule of > replacing (like every 6mo replace oldest) to keep things safe? I replace drives when their relocation count hits double digits. In my limited sample, that's typically after 40,000 hours. Phil -- To unsubscribe from this list: send the line "unsubscribe linux-raid" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html