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Re: Can't scan new disk




On 2019-02-15, Mark Allums <mark@allums.email> wrote:
> I just bought a new backup disk, and I want to check it. It's mounted in 
> a USB dock.
>
> Running the following gives an error:
>
> root@martha:~# umount /dev/sdb1
> root@martha:~# e2fsck -c -c -C 0 -f -F -k -p /dev/sdb1
> /dev/sdb1 is in use.
> e2fsck: Cannot continue, aborting.
>
> What's causing this and how do I fix it?  It's not MATE; I tried 
> rebooting to rescue mode, but that didn't help.
>
> Mark

People sometimes recommend 'fuser' in cases like these in order to
identify processes that might be accessing the drive.

I mean, the message says '/dev/sdb1 is in use.' Perhaps it is indeed.

 fuser -v -m /dev/sdb1

Worth a try, maybe, as no one else seems to have suggested it.