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e2fsck -c /dev/device will do just this. you can even see its progress with a 
- -v (verbose).

Mage

On Wednesday 14 May 2003 11:58 pm, AZ Pete wrote:
> Hi all,
>
> Is there a util in Linux that will perform a surface scan of a hard disk to
> locate bad sectors and mark them as unusable?
> Something similar to Windows Scandisk util.
> I recall during the Redhat installation routine there was a check box that
> I could select to perform a surface scan.  What utility does this?
> I have a hard drive I'm trying to get data from but there are a few bad
> sectors and as a result I'm unable to pull an image of the drive.  I would
> like to mark those sectors as bad, so I can then pull the image and get
> most of the data off the drive.
>
> I tried using fsck, but it only seems to check if the filesystem is
> contiguous.  It says that the filesystem is clean.
>
> Any help would be appreciated.
> Peter
>
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- -- 
I will not be pushed, filed, stamped, indexed, briefed, debriefed, or 
numbered!
My life is my own - No. 6
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