[Lxc-users] Do we have a plan to make the checkpoint/restart feature.

Serge Hallyn serge.hallyn at ubuntu.com
Thu Nov 21 13:50:16 UTC 2013


Quoting Tamas Papp (tompos at martos.bme.hu):
> 
> On 11/21/2013 04:30 AM, Serge Hallyn wrote:
> > Quoting Mars Gu (gukailxc at 163.com):
> >> hi aii,
> >> I want to put the container into 'Cloud'.  So the checkpoint feature in necessory for  HA  and LB. 
> >> do we have a plan to make it in version 1.0 or later ?
> > It's not in plan for 1.0.  Definately would be great to have, but
> > someone needs to have the time to work on it.  At this point it
> > doesn't seem like it should be all that hard to make it work with criu.
> >
> 
> I've never used it yet. What is the problem with criu?

I didn't say there are problems.  For the most part it should be
straightforward.  Some things which may or may not be challenges:
resetting the host end of network devices;  getting an lxc monitor
to be parent of the restarted container;  the fact that criu (iirc)
isn't a library but a daemon.

-serge




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