[CRIU] Mount error while restore

Pavel Emelyanov xemul at parallels.com
Fri Mar 13 02:58:04 PDT 2015


On 03/11/2015 08:39 PM, beproject criu wrote:
> please ignore the previous restore.log.I have attached the correct restore.log with this mail.
> 
> the Issue i am having is :
> Error (mount.c:274): Mountpoint 47 w/o parent 46 found @.criu.mntns.l0cf2i/12/ (root found)
> 
> Where there is not mount with mnt_id 46 for any of the process dumped by criu,
> because i did not find id 46 for any processes in (cat /proc/pid/mountinfo).
> 
> Maybe mnt_id the this  hidden mount by lxc(can this be the situation)?

Yes. Since you're dumping the chroot()-ed mount namespace the 46'th mount
point can happen to be above the visible root.

If that's the point, you should just find which mount is your continainer's
root and ignore anything "above" it.

Thanks,
Pavel




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