[CRIU] Error in dumping LXC container

beproject criu beprojectcriu at gmail.com
Tue Jan 20 19:29:27 PST 2015


My kernel is 3.15 and i have android running in the container.

Thanks.

On Wed, Jan 21, 2015 at 1:56 AM, Pavel Emelyanov <xemul at parallels.com>
wrote:

> On 01/20/2015 11:24 PM, Andrey Wagin wrote:
> > 2015-01-20 23:17 GMT+03:00 Pavel Emelyanov <xemul at parallels.com>:
> >> On 01/20/2015 07:32 PM, beproject criu wrote:
> >>> Hi,
> >>> I am trying to dump a lxc container using the below command
> >>>
> >>> #criu dump --root /usr/local/lib/lxc/rootfs/root --evasive-devices \
> >>> --tcp-established --ext-mount-map /dev:dev --file-locks -n net -n mnt \
> >>> -n ipc -n pid -vvvvvvvv -D data -o dumplog.txt -t 82
> >>>
> >>> but i am getting the following errors. I have attached the full
> dumplog file with this mail.
> >>>
> >>> (03.458634) Error (mount.c:595): FS mnt ./cache dev 0x1f00002 root /
> unsupported id 3a
> >>
> >> Which filesystem is mounted inside container into /cache directory?
> >>
> >>> (03.458850) Collecting netns 8/82
> >>> (03.458979) Switching to 82's net for collecting sockets
> >>> .
> >>> (03.501004) Error (mount.c:2257): The root task has another root than
> mntns: /usr/local/lib/lxc/rootfs/root
> >>
> >> Andrey? What does it mean?
> >
> > /usr/local/lib/lxc/rootfs/root isn't a mount point
>
> Why should it be such?
>
>
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