[lfs-support] Chapter 9 device is busy

loki loki at pancevo.rs
Mon Sep 9 06:38:40 PDT 2013


My first guess would be that you didn't get out of chroot with the
command "logout".



> Now that we have said that, lets move on to booting our shiny new LFS
> installation for the first time! First exit from the chroot
> environment: 
> 
> 
> logout
> 
> 


My second guess would be that your using multiple terminals and you
didn't declare the LFS variable. 


On Mon, 2013-09-09 at 20:46 +0800, Rob Chua wrote:
> can you help me with this?
> root at rob:/home/rob# umount -v $LFS/dev/pts
> umount: /dev/pts: device is busy.
>         (In some cases useful info about processes that use
>          the device is found by lsof(8) or fuser(1))
> root at rob:/home/rob# if [ -h $LFS/dev/shm ]; then
> > link=$(readlink $LFS/dev/shm)
> > umount -v $LFS/$link
> > unset link
> > else
> > umount -v $LFS/dev/shm
> > fi
> shm has been unmounted
> root at rob:/home/rob# umount -v $LFS/dev
> umount: /dev: device is busy.
>         (In some cases useful info about processes that use
>          the device is found by lsof(8) or fuser(1))
> root at rob:/home/rob# umount -v $LFS/proc
> umount: /proc: device is busy.
>         (In some cases useful info about processes that use
>          the device is found by lsof(8) or fuser(1))
> root at rob:/home/rob# umount -v $LFS/sys
> umount: /sys: device is busy.
>         (In some cases useful info about processes that use
>          the device is found by lsof(8) or fuser(1))
> 
> 


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