[Lxc-users] Error starting a container - could not unmount old rootfs

[Nirmal Guhan]

On Wed, Sep 22, 2010 at 12:36 AM, Daniel Lezcano <daniel.lezcano at free.fr> wrote:
> On 09/22/2010 06:25 AM, Nirmal Guhan wrote:
>>
>> Hi,
>>
>> When starting a container, am getting an error as :
>>
>> lxc-start: Device or resource busy - could not unmount old rootfs
>> lxc-start: failed to pivot_root to '/lxc/f12'
>> lxc-start: failed to set rootfs for 'f12connew'
>> lxc-start: failed to setup the container
>>
>> My config is very simple :
>> lxc.utsname = f12connew
>> lxc.rootfs = /lxc/f12
>> lxc.mount = /lxc/f12.fstab
>> lxc.tty = 3
>>
>> Am running 2.6.32.16 kernel. Am able to start the same container while
>> running the same kernel with only one difference - the one that does
>> NOT work has CONFIG_MACVLAN=y but I doubt if that is the issue.
>>
>> Please help.
>>
>
> What is the lxc version ?
>

lxc version: 0.6.5. Please note that the lxc version is same across
the working and non-working kernels.