> The main point I took from the talk they gave was that failure was > most strongly related to the number of writes in FLASH. If your > striping strategy is to duplicate writes to each drive, you faced the > happy prospect of doing a write and having both drives fail at the > same time. Hard drives have a different way of failing. We've seen > weirdness like this here, with drives in a bunch of nodes that all > seem to fail simultaneously, well within rated lifetime. Not cheap > drives either. Of course that was a little while ago and things seem > to have gotten better, but it's worth a warning.
that's very interesting. i haven't seen that at all. the drives that i've seen fail in bunches have been regular old hard drives. - erik
