[CRIU] Checkpointing failed

[Thouraya TH]

Hello :) Thanks for answer :)

root at u1:/# cd /sys/fs/fuse/connections
root at u1:/sys/fs/fuse/connections# ls
30
root at u1:/sys/fs/fuse/connections# cd 30/
root at u1:/sys/fs/fuse/connections/30# ls
abort  congestion_threshold  max_background  waiting

root at u1:~# cat /proc/self/mountinfo
69 52 8:1 /var/lib/lxc/u1/rootfs / rw,relatime - ext4
/dev/disk/by-uuid/afcb71d4-c111-4988-ae14-df81b2a06181
rw,errors=remount-ro,data=ordered
70 69 0:32 / /proc rw,nosuid,nodev,noexec,relatime - proc proc rw
71 69 0:33 / /sys rw,relatime - sysfs sysfs rw
72 71 0:16 / /sys/fs/fuse/connections rw,relatime - fusectl none rw
73 71 0:6 / /sys/kernel/debug rw,relatime - debugfs none rw
74 71 0:10 / /sys/kernel/security rw,relatime - securityfs none rw
75 71 0:14 /fs/pstore /sys/fs/pstore rw,nosuid,nodev,noexec,relatime -
sysfs sysfs rw
53 69 0:34 / /dev/pts rw,relatime - devpts devpts
rw,gid=5,mode=620,ptmxmode=666
54 69 0:34 /ptmx /dev/ptmx rw,relatime - devpts devpts
rw,gid=5,mode=620,ptmxmode=666
55 71 0:35 / /sys/fs/cgroup rw,relatime - tmpfs none rw,size=4k,mode=755
56 69 0:36 / /run rw,nosuid,noexec,relatime - tmpfs none
rw,size=97708k,mode=755
57 56 0:37 / /run/lock rw,nosuid,nodev,noexec,relatime - tmpfs none
rw,size=5120k
58 56 0:38 / /run/shm rw,nosuid,nodev,relatime - tmpfs none rw
59 56 0:39 / /run/user rw,nosuid,nodev,noexec,relatime - tmpfs none
rw,size=102400k,mode=755

Bests.


2014-10-06 11:56 GMT+01:00 Pavel Emelyanov <xemul at parallels.com>:

> 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.
> >
> >
>
>
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