[CentOS] Re: Problem unmounting loop device

Ugo Bellavance ugob at camo-route.com
Wed Jul 13 20:48:28 UTC 2005


Matt Lawrence wrote:
> I'm attempting to build a virtual disk image for qemu of CentOS4 on
> CentOS4. I'm having a problem after using yum --installroot to put a
> minimal filesystem on a partition located within the virtual disk. When
> I go to unmount it, I get "device is busy" errors. I know that I haven't
> left anything using that filesystem and lsof doesn't show anything, so
> I'm wondering if there is some sort of odd problem with the loop device.
> So far, I haven't been able to find anything applicable using google.
> Any ideas?
> 
> -- Matt
> 

Have you cd'd out of the mountpoint?

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