Re: umount fails with device is busy

[Roger Willcocks <roger@xxxxxxxxxxxxxxxx>]

> 
> I'm trying to run xfs_repair on my filesystem:
> Firstly to unmount the fs
> 
> Quote:
> umount /myfs
> umount: /myfs: device is busy
> umount: /myfs: device is busy  
> 
> Quote:
> lsof /dev/sda  
> 
> -show none ie nothing seems to be 'touching' the disk.
> confused why its still showing device is busy

Are you swapping to it ?
# cat /proc/ swaps