On Feb 20, 07 13:39:27 -0800, David Brodbeck wrote: > Stevens wrote: > > Auto manufacturers try to predict how their interiors and their paints will > > last, too, but until both are subjected to the Texas sun they are only > > guessing. The North has salt that kills cars; in the South it is the sun. > > Only when they obtain empirical data can they be sure and that data takes > > a long time to gather. The same goes for optical media manufacturers. Any > > longevity rating is a SWAG, at best, which is the reason for my cynical > > view. > > > > Sure. As anyone who's ever had a couple of hard disks fail can attest, > MTBF numbers are mostly fiction.
Mean time between failure states the average time between to undetected read errors. This is completely unrelated to MTBB (Mean time between breakdowns ;) So de-facto MTBF doesn't tell you much. IMHO it's just good that the MTBF is usually much larger than the typical disk life time. Matthias -- Matthias Hopf <[EMAIL PROTECTED]> __ __ __ Maxfeldstr. 5 / 90409 Nuernberg (_ | | (_ |__ [EMAIL PROTECTED] Phone +49-911-74053-715 __) |_| __) |__ R & D www.mshopf.de -- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
