[CRIU] Checkpointing failed

[Pavel Emelyanov]

On 10/04/2014 12:43 AM, Thouraya TH wrote:
> root at u1:/# sudo umount /sys/fs/pstore
> root at u1:/# vim /etc/fstab
> root at u1:/# vim /etc/fstab
> 
> i have only this line in the file:
> -- > # UNCONFIGURED FSTAB FOR BASE SYSTEM
> 
> root at u1:/# rmdir /sys/fs/pstore
> rmdir: échec de suppression de «/sys/fs/pstore»: Permission non accordée
> root at u1:/# sudo rmdir /sys/fs/pstore
> rmdir: échec de suppression de «/sys/fs/pstore»: Permission non accordée
> root at u1:/# sudo su
> root at u1:/#  rmdir /sys/fs/pstore
> rmdir: échec de suppression de «/sys/fs/pstore»: Permission non accordée
> root at u1:/#
> 
> /********************* i try to test but checkpointing failed*************/
> root at thouraya-Lenovo-3000-N500:/home/thouraya# lxc-checkpoint -v -s -D /home/thouraya/lxcCR -n u1
> Checkpointing u1 failed.
> root at thouraya-Lenovo-3000-N500:/home/thouraya# lxc-checkpoint -s -D /home/thouraya/lxcCR -n u1
> Checkpointing u1 failed.
> root at thouraya-Lenovo-3000-N500:/home/thouraya# lxc-checkpoint -r -D /home/thouraya/lxcCR -n u1
> u1 is running, not restoring.
> root at thouraya-Lenovo-3000-N500:/home/thouraya#
> 
> in the dump.log:
> Warn  (fsnotify.c:183): fsnotify:     Handle 800001:60a0d cannot be opened
> Warn  (fsnotify.c:183): fsnotify:     Handle 800001:6511a cannot be opened
> Error (parasite-syscall.c:387): si_code=4 si_pid=4108 si_status=5
> Error (parasite-syscall.c:387): si_code=4 si_pid=4109 si_status=5
> Error (parasite-syscall.c:387): si_code=4 si_pid=4110 si_status=5
> tar: ./udev/control : socket ignorée
> Error (mount.c:805): fusectl isn't empty: 30

Now there's a FUSE mount inside your CT. What's in /sys/fs/fuse/connections
and /proc/self/mountinfo files _inside_ _container_?

> Error (cr-dump.c:1953): Dumping FAILED.
> 
> 2014-10-03 20:55 GMT+01:00 Pavel Emelyanov <xemul at parallels.com <mailto:xemul at parallels.com>>:
> 
>     On 10/03/2014 11:47 PM, Thouraya TH wrote:
>     > thouraya at thouraya-Lenovo-3000-N500:~$ sudo su
>     > [sudo] password for thouraya:
>     > root at thouraya-Lenovo-3000-N500:/home/thouraya# sudo umount /sys/fs/pstore
>     > umount : /sys/fs/pstore : n'est pas monté
>     > root at thouraya-Lenovo-3000-N500:/home/thouraya# umount /sys/fs/pstore
>     > umount : /sys/fs/pstore : n'est pas monté
>     > root at thouraya-Lenovo-3000-N500:/home/thouraya#
> 
>     Should be done inside container.
> 
>