[Gllug] Which disk utility to believe?

[Richard W.M. Jones]

On Fri, May 27, 2011 at 12:20:24AM +0100, gvim wrote:
> I have Ubuntu 11.04 running on a 2-year-old 750GB Seagate SATA disk
> with no apparent problems. Ran a Fedora 15 Live CD on it and disk
> utility reported 961 bad sectors but with a green light and a
> "Warning". Checked it again from a Ubuntu Live CD and the
> same. However, when I ran Seatools 4.2 from UBCD 5.03 it didn't report
> any errors and reported "Passed" after a 2 and 1/2 hour test. So I'm
> wondering which to believe - the drive manufacturer's own utility or
> Red Hat's generic Palimpsest, ie. "Disk Utility"?

I've no actual idea what Fedora is using, but it sounds like smartctl
from smartmontools.  It will give you output like:

http://www.linuxjournal.com/magazine/monitoring-hard-disks-smart?page=0,1

Rich.

-- 
Richard Jones
Red Hat
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