[CRIU] CRIU in Docker for Mac

[Andrei Vagin]

On Wed, Jan 25, 2017 at 10:39 AM, Ross Boucher <rboucher at gmail.com> wrote:
> Should I be applying those patches to your alpine branch or to master? I see
> they are already in your branch (the one built by travis, right?). When I
> build your branch, it compiles alright but the tests fail:

There was an extra commit. Now I removed it and you can use the alpine
branch from my repo.

Thanks,
Andrei

>
> ========================== Run zdtm/static/env00 in h
> ==========================
> Start test
> ./env00 --pidfile=env00.pid --outfile=env00.out --envname=ENV_00_TEST
> Run criu dump
> =[log]=> dump/zdtm/static/env00/32/1/dump.log
> ------------------------ grep Error ------------------------
> (00.044957) Error (criu/util.c:670): exited, status=3
> (00.057244) Error (compel/src/lib/infect-rpc.c:72): Command 66 for daemon
> failed with -1
> (00.057276) Error (criu/mem.c:464): Can't dump page with parasite
> (00.057702) Error (criu/cr-dump.c:1673): Dumping FAILED.
> ------------------------ ERROR OVER ------------------------
> ################### Test zdtm/static/env00 FAIL at CRIU dump
> ###################
> Send the 9 signal to  32
> ##################################### FAIL
> #####################################
>
>
> On Wed, Jan 25, 2017 at 2:12 AM Andrei Vagin <avagin at virtuozzo.com> wrote:
>>
>> On Tue, Jan 24, 2017 at 07:37:50PM -0800, Andrei Vagin wrote:
>> > On Tue, Jan 24, 2017 at 11:17:28PM +0000, Ross Boucher wrote:
>> > > It seems that this function probably isn't implemented in musl:
>> > >
>> > > https://git.musl-libc.org/cgit/musl/tree/src/sched/sched_getscheduler.c
>> >
>> > Uhuuuu. musl is so lightweight and fast!!!!!
>> > https://git.musl-libc.org/cgit/musl/tree/src/sched/sched_getparam.c
>> >
>> > Ross, could you try out this patch:
>> >
>> > https://github.com/avagin/criu/commit/265e9fc138f98b742a68b6991225f28d3c99f9b5
>>
>> And you need one more patch:
>>
>> https://github.com/avagin/criu/commit/ff8777b3628eae6b7cc98c7b925cf88508dd3aa8
>>
>> With these two patches static/env00 passes on Alpine:
>>
>> https://travis-ci.org/avagin/criu/builds/195081973
>>
>> >
>> > Thanks,
>> > Andrei
>> >
>> > >
>> > > Is there any hope for a workaround?
>> > >
>> > > On Tue, Jan 24, 2017 at 6:09 PM Ross Boucher <rboucher at gmail.com>
>> > > wrote:
>> > >
>> > >     Installing ip6tables got a bit further, but now it seems to fail
>> > > possibly
>> > >     on sched_getscheduler:
>> > >
>> > >     (00.032508) Error (criu/cr-dump.c:134): Can't get sched policy for
>> > > 2337:
>> > >     Function not implemented
>> > >
>> > >     Full log:
>> > > https://gist.github.com/boucher/5c8edcbf0c7f9d9e39ed1d74c09440e5
>> > >
>> > >
>> > >     On Tue, Jan 24, 2017 at 5:53 PM Ross Boucher <rboucher at gmail.com>
>> > > wrote:
>> > >
>> > >         Hey everyone,
>> > >
>> > >         Since checkpoint/restore has shipped in experimental mode for
>> > > Docker, I
>> > >         thought I'd try to get it working with Docker for Mac. I think
>> > > this
>> > >         should be possible, since it seems building for Alpine linux
>> > > has
>> > >         already been taken care of, but I haven't gotten it working
>> > > just yet.
>> > >
>> > >         What I have done is install CRIU 2.9, from the apk testing
>> > > repository
>> > >         for alpine linux, in the d4m vm[1], then run a simple
>> > > checkpoint on a
>> > >         busybox container. Here's the dump log:
>> > >
>> > >
>> > > https://gist.github.com/boucher/2ac2de1d80ab59bce518d108ec8d0371
>> > >
>> > >         Seems that some network script isn't working, but I'm not sure
>> > > if the
>> > >         log is telling me that its an RPC script.
>> > >
>> > >         Thanis,
>> > >         Ross
>> > >
>> > >
>> > >         [1]: You can access the vm with screen:
>> > >
>> > >         screen ~/Library/Containers/com.docker.docker/Data/
>> > >         com.docker.driver.amd64-linux/tty
>> > >
>> > >
>> >
>> > > _______________________________________________
>> > > CRIU mailing list
>> > > CRIU at openvz.org
>> > > https://lists.openvz.org/mailman/listinfo/criu
>> >
>> > _______________________________________________
>> > CRIU mailing list
>> > CRIU at openvz.org
>> > https://lists.openvz.org/mailman/listinfo/criu
>
>
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