<div dir="ltr"><div>Hi,</div><div><br></div><div>I am trying to checkpoint an LXC container using the instructions posted here - <a href="http://tycho.ws/blog/2014/09/container-migration.html">http://tycho.ws/blog/2014/09/container-migration.html</a>.</div><div><br></div><div>I am running Ubuntu 14.10 and the spawned container has Ubuntu 14.04. The LXC version is 1.1, and the criu version is 1.5.1. The root filesystem type is ext4.</div><div><br></div><div><div>I have added the following to the container config file:<br></div><div><br></div><div>|# hax for criu</div><div>lxc.console = none</div><div>lxc.tty = 0</div><div>lxc.cgroup.devices.deny = c 5:1 rwm|</div><div><br></div><div>but when I'm trying to run</div><div><br></div><div>lxc-checkpoint -n $name -D $checkpoint_dir -s -v</div></div><div><br></div><div>I see this error message - <br></div><div><div>Error (mount.c:595): FS mnt ./sys/fs/selinux type unsupported dev 0xf root / unsupported id 35</div><div>Error (cr-dump.c:1979): Dumping FAILED.</div></div><div><br></div><div>Can someone let me know what the problem could be? Is there any particular configuration for the host and guest machine that is needed for checkpointing lxc containers?<br></div><div><br></div>Thanks,
<div>Swapnil Haria</div></div>