On Sat, 3 Jul 2004 17:16:00 +1000, Russell wrote in message <[EMAIL PROTECTED]>:
> On Fri, 2 Jul 2004 16:22, Michael Loftis <[EMAIL PROTECTED]> wrote: > > > If you have a hot-spare disk in the machine then you can have it > > > take the place of a disk that dies while the machine is running > > > and then replace the defective hardware during a scheduled > > > maintenance time. > > > > Except that in my experience a dead IDE drive takes the whole system > > with it even with MD RAID, the system just locks up. (yes even on > > say three'independent' channels). > > That hasn't been my experience, maybe I haven't had a drive die in th > right way. All the disk failures I have experienced have had read > errors be the only symptom. > > It's expected that a drive electronics failure will take out any other > drives on the same cable. If a drive starts drawing excessive current > then it can cause the entire system to hang (lack of power for the CPU > and other devices), but I wouldn't imagine that to be common. > > Maybe you encountered a bug in the device driver or the hardware? In > either case it would be interesting to repeat the test and file bug > reports if it appears to be kernel code. > > > YMMV of course...I've kind of thought about doing another experiment > > here lately I've got a handful of older drives at home that I've > > thought about trying failure scenarios (c'mon, don't tell me you're > > not the least bit interested in taking a ball peen hammer to a drive > > in a running system!!!) > > Good idea! Go for it! > > Please make sure you have a camera that is capable of at least 2Mp on > hand to put pictures of this on your web site! ..url? ;-) -- ..med vennlig hilsen = with Kind Regards from Arnt... ;-) ...with a number of polar bear hunters in his ancestry... Scenarios always come in sets of three: best case, worst case, and just in case. -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of "unsubscribe". Trouble? Contact [EMAIL PROTECTED]
