On Sun, Sep 08, 2002 at 05:03:39PM +0200, Manuel Bouyer wrote:

> > I got this disk from somebody who has tried FreeBSD on it. He had the
> > same problem. But SunOS runs without problems on it. We suspect SunOS
> > has some workaround code for this disk.
> 
> Or he is just not using the part of the disk which has problems.

I've also seen this happen with marginal power supplies.

But in the long run every drive that exhibited this once failed completely.
Do your backups now and get a new drive.

Martin