Date: Thu, 21 Nov 2002 10:32:49 -0600 From: Gerald Combs <gerald@ethereal.com> Subject: RE: hard drive woes Message-ID: <Pine.GSO.4.10.10211211026340.10809-100000@pow>
On Thu, 21 Nov 2002, Jonathan Hutchins wrote:
> There seem to be four failure modes:
>
> Fails within hours (Usually caught at the factory)
> Fails within two years (Annoying for those of use at corporate sites)
> Reaches an expected lifespan, then croaks (less than half?)
> Keeps going, and going, and going, until you wonder how anybody ever found a
> use for something that small and slow.
You've just described the Bathtub Curve:
http://www.itl.nist.gov/div898/handbook/apr/section1/apr124.htm
I wonder if newer hard drives have a shallower (and therefore longer)
infant mortality slope, or a higher intrinsic failure baseline, or both.