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Re: Thoughts on large disk reliability and raid maintenance?
On Wed, Sep 10, 2008 at 12:42:47PM -0700, Brian Buhrow wrote:
> Hello. I've just been reading this blog on the reliability of larger
> and larger disks:
> I wonder if it might be useful to add a thread which slowly and
> continuously reads the raid set over and over again, testing for bad
> sectors and, as he suggests, writing them back to the affected drives.
> I've certainly run into situations where a sector went bad on a raid set,
> then, when I went to rebuild the raid set, found that other sectors on
> other drives were bad.
Please be sure to read the following paper before doing any work on
this. It can do more harm than good. See section 4.2
David Maxwell, david%vex.net@localhost|david%maxwell.net@localhost --> Mastery
of UNIX, like
mastery of language, offers real freedom. The price of freedom is always dear,
but there's no substitute. Personally, I'd rather pay for my freedom than live
in a bitmapped, pop-up-happy dungeon like NT. - Thomas Scoville
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