linux-kernel - RE: MD/RAID: what's wrong with sector 1953519935?

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Date:	Tue, 25 Aug 2009 23:45:06 -0400
From:	"Andrei Tanas" <andrei@...as.ca>
To:	"'Ric Wheeler'" <rwheeler@...hat.com>
Cc:	"'NeilBrown'" <neilb@...e.de>, <linux-kernel@...r.kernel.org>
Subject: RE: MD/RAID: what's wrong with sector 1953519935?

> >> I would suggest that Andrei might try to write and clear the IO
> error
> >> at that
> >> offset. You can use Mark Lord's hdparm to clear a specific sector or
> >> just do the
> >> math (carefully!) and dd over it. It the write succeeds (without
> >> bumping your
> >> remapped sectors count) this is a likely match to this problem,
> >
> > I've tried dd multiple times, it always succeeds, and the relocated
> sector
> > count is currently 1 on this drive, even though this particular fault
> > happened at least 3 times so far.
> >
> 
> I would bump that count way up (say to 2) and see if you have an
> issue...

Not sure what you mean by this: how can I artificially bump the relocated
sector count?

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