[CentOS] SMARTD (?)

Fri Feb 26 22:11:26 UTC 2010
William L. Maltby <CentOS4Bill at triad.rr.com>

On Fri, 2010-02-26 at 16:27 -0500, m.roth at 5-cent.us wrote:
> > m.roth at 5-cent.us wrote:
> >> Ok, I saw more sectors on a drive yesterday, so this morning, no one was
> >> running on it, and I took it out of use, then bounced it onto a DVD, and
> >> ran fsck -c (check for bad blocks). It finished. I bounce the server.
> >>
> >> And SMARTD reports the sectors as "currently unreadable (pending)
> >> sectors", and "offline uncorrectable sectors".
> >
> > I recommend to replace that disc ASAP. When they start having to
> > reallocate more sectors, they are in a pending complete failure state.
> >
> Actually, the f/s is back in read-only mode, so I'm going to do that. It
> still bothers me that after an fsck -c, and a reboot, that SMARTD still
> saw the same number of sectors as bad.

That's because fsck remaps /file system/ blocks to spares while the
firmware/vendor diags handles media sectors. So if you fsck's inumerable
times, the drive firmware is not affected and still sees the /original/
bad sectors until those are re-mapped.

> <snip sig stuff>

HTH
-- 
Bill