[CRIU] [PATCHv0 0/3] Support C/R of frozen cgroup

[Pavel Emelyanov]

On 12/08/2015 04:13 PM, Batalov Eugene wrote:
> We will send new patchset version that saves freezer state in CgroupPropEntry very soon.

It was rather a question to Andrey who planned to review this set again :)

> 2015-12-08 15:38 GMT+03:00 Pavel Emelyanov <xemul at parallels.com <mailto:xemul at parallels.com>>:
> 
>     On 11/26/2015 12:31 AM, Andrey Wagin wrote:
>     > 2015-11-24 16:34 GMT+03:00 Eugene Batalov <eabatalov89 at gmail.com <mailto:eabatalov89 at gmail.com>>:
>     >> Hello. This patchset implements c/r of ps tree
>     >> that was frozen using freezer controller before start of
>     >> ps tree dumping.
>     >> Such ps tree will be frozen after restore.
>     >
>     > Hi,
>     >
>     > Thank you for the patches. They look good at first glance. I will
>     > review them more carefully tomorrow.
> 
>     So? :)
> 
>     > I want to suggest to add the --leave-frozen options to freeze
>     > processes after restoring even if  they were not frozen before.
>     >
>     >> This means that we can c/r paused Docker containers.
>     >> See details in issue #20 on github:
>     >> https://github.com/xemul/criu/issues/20
>     >>
>     >> We'll send patch with autotest for this feature later.
>     >>
>     >> From user point of view we extend functionality of --freeze-cgroup
>     >> option so CRIU documentation and help message for --freeze-cgroup
>     >> option may need some improvement/clarification.
>     >>
>     >> Evgeniy Akimov (3):
>     >>   cgroups: save freezer state during dump
>     >>   restore: split finalize_restore into two stages
>     >>   restore: restore freezer cgroup state
>     >>
>     >>  cgroup.c              | 63 +++++++++++++++++++++++++++++++++++++++++++++++++++
>     >>  cr-restore.c          | 37 +++++++++++++++++++-----------
>     >>  include/cgroup.h      |  1 +
>     >>  include/seize.h       |  1 +
>     >>  protobuf/cgroup.proto |  1 +
>     >>  seize.c               |  5 ++++
>     >>  6 files changed, 95 insertions(+), 13 deletions(-)
>     >>
>     >> --
>     >> 1.9.1
>     >>
>     >> _______________________________________________
>     >> CRIU mailing list
>     >> CRIU at openvz.org <mailto:CRIU at openvz.org>
>     >> https://lists.openvz.org/mailman/listinfo/criu
>     > _______________________________________________
>     > CRIU mailing list
>     > CRIU at openvz.org <mailto:CRIU at openvz.org>
>     > https://lists.openvz.org/mailman/listinfo/criu
>     > .
>     >
> 
> 
> 
> 
> -- 
> Best regards,
> Eugene Batalov.