[CRIU] Docker - CRIU - Failed Checkpoint Restore

[Ross Boucher]

You can use "docker logs <id>" to display the output when detached.

On Thu, Dec 31, 2015 at 10:19 AM Thouraya TH <thouraya87 at gmail.com> wrote:

> Yes, i have used it. -d flag is uselful to display the output ? Kind
> regards.
>
> 2015-12-31 16:13 GMT+01:00 Ross Boucher <rboucher at gmail.com>:
>
>> You have to use the -d flag.
>>
>> On Thu, Dec 31, 2015 at 10:13 AM Thouraya TH <thouraya87 at gmail.com>
>> wrote:
>>
>>> I have already an account on docker hub, I have yesterday pushed an
>>> image.
>>>
>>> Then, from another machine, I have downloaded this image (search and
>>> pull) and created a docker container from this image.
>>>
>>>
>>> To success the dumping process i have to use:
>>>
>>>
>>>
>>> ./docker-1.9.0-dev run -d --name test11-container MyImg  /bin/sh -c ‘
>>> My commands'
>>>
>>>
>>>
>>> That’s it ?
>>>
>>>
>>>
>>> 2015-12-31 15:47 GMT+01:00 Ross Boucher <rboucher at gmail.com>:
>>>
>>>> You should read up on creating docker images with Dockerfiles, or the
>>>> docker commit command. Docker is intended to be used by creating an image
>>>> that contains everything you need once, and then running that image with
>>>> the appropriate configuration many times in many different containers.
>>>>
>>>> On Thu, Dec 31, 2015 at 9:45 AM Thouraya TH <thouraya87 at gmail.com>
>>>> wrote:
>>>>
>>>>> The dumping process works fine only with containers created with this
>>>>> manner :
>>>>>
>>>>> ./docker-1.9.0-dev run -d --name *test6-container* ubuntu:latest
>>>>> /bin/sh -c 'i=0; while true; do echo $i; i=$(expr $i + 1); sleep 3; done'
>>>>>
>>>>> ?
>>>>>
>>>>> Please, how can i in this case install jdk, vim, other tools ?
>>>>> Bests.
>>>>>
>>>>> 2015-12-31 15:25 GMT+01:00 Ross Boucher <rboucher at gmail.com>:
>>>>>
>>>>>> Only detached containers are supported
>>>>>>
>>>>>> On Thu, Dec 31, 2015 at 9:00 AM Thouraya TH <thouraya87 at gmail.com>
>>>>>> wrote:
>>>>>>
>>>>>>> ./docker-1.9.0-dev run --name test8-container -t ubuntu:latest
>>>>>>> /bin/bash     (without -i option it didn't work also !)
>>>>>>> root at 4812c6e86698:/# ls
>>>>>>>
>>>>>>> Second Terminal:
>>>>>>> /docker-1.9.0-dev checkpoint test8-container
>>>>>>> Error response from daemon: Cannot checkpoint container
>>>>>>> test8-container: criu failed: type NOTIFY errno 0
>>>>>>>
>>>>>>> Error: failed to checkpoint one or more containers
>>>>>>>
>>>>>>> My goal is to create a docker container (ubuntu), access to this
>>>>>>> container (root at bcd7fcd5b0e1:/home#) and install some tools inside
>>>>>>> and do the dumping process.
>>>>>>>
>>>>>>> Any help please ?
>>>>>>>
>>>>>>> Thanks a lot.
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> 2015-12-31 14:38 GMT+01:00 Ross Boucher <rboucher at gmail.com>:
>>>>>>>
>>>>>>>> Interactive containers are not currently supported
>>>>>>>>
>>>>>>>> On Thu, Dec 31, 2015 at 8:25 AM Thouraya TH <thouraya87 at gmail.com>
>>>>>>>> wrote:
>>>>>>>>
>>>>>>>>> Hi all :)
>>>>>>>>>
>>>>>>>>> I have done two tests with:
>>>>>>>>> criu --version
>>>>>>>>> Version: 1.6
>>>>>>>>> GitID: v1.6-5-g5e1a8a2
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> *Test 1 ( Successful Checkpoint Restore ): *
>>>>>>>>> First Terminal:
>>>>>>>>>
>>>>>>>>> ./docker-1.9.0-dev run -d --name *test6-container* ubuntu:latest
>>>>>>>>> /bin/sh -c 'i=0; while true; do echo $i; i=$(expr $i + 1); sleep 3; done'
>>>>>>>>> 67de0ff343a32b779fee58f1990aa50bfb0b99d2cc6066597fffef03c5b87839
>>>>>>>>>
>>>>>>>>> ./docker-1.9.0-dev ps -a
>>>>>>>>> CONTAINER ID        IMAGE               COMMAND
>>>>>>>>> CREATED             STATUS                      PORTS               NAMES
>>>>>>>>> 67de0ff343a3        ubuntu:lates        "/bin/sh -c 'i=0; whi"
>>>>>>>>> 10 seconds ago      *Up *9
>>>>>>>>> seconds                                   * test6-container*
>>>>>>>>>
>>>>>>>>> Second Terminal:
>>>>>>>>>
>>>>>>>>> ./docker-1.9.0-dev checkpoint test6-container
>>>>>>>>> test6-container
>>>>>>>>>
>>>>>>>>> /docker-1.9.0-dev ps -a
>>>>>>>>> CONTAINER ID        IMAGE               COMMAND
>>>>>>>>> CREATED             STATUS                       PORTS               NAMES
>>>>>>>>> 67de0ff343a3        ubuntu:lates        "/bin/sh -c 'i=0; whi"
>>>>>>>>> 24 seconds ago      *Checkpointed 4 seconds ago*
>>>>>>>>> test6-container
>>>>>>>>>
>>>>>>>>> ./docker-1.9.0-dev restore test6-container
>>>>>>>>> test6-container
>>>>>>>>>
>>>>>>>>> ./docker-1.9.0-dev ps -a
>>>>>>>>> CONTAINER ID        IMAGE               COMMAND
>>>>>>>>> CREATED             STATUS                      PORTS               NAMES
>>>>>>>>> 67de0ff343a3        ubuntu:lates        "/bin/sh -c 'i=0; whi"
>>>>>>>>> 38 seconds ago      *Up *3
>>>>>>>>> seconds                                    test6-container
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> *Test 2 ( Failed Checkpoint Restore ): *First Terminal:
>>>>>>>>>
>>>>>>>>> ./docker-1.9.0-dev run -i --name* test4-container -t
>>>>>>>>> ubuntu:latest  /bin/bash*
>>>>>>>>> root at ebd608402e1d:/# ls
>>>>>>>>> bin  boot  dev  etc  home  lib  lib64  media  mnt  opt  proc
>>>>>>>>> root  run  sbin  srv  sys  tmp  usr  var
>>>>>>>>> root at ebd608402e1d:/# cd /home/
>>>>>>>>>
>>>>>>>>> Second terminal
>>>>>>>>>
>>>>>>>>> ./docker-1.9.0-dev ps -a
>>>>>>>>> CONTAINER ID        IMAGE               COMMAND
>>>>>>>>> CREATED             STATUS                      PORTS               NAMES
>>>>>>>>> ebd608402e1d        ubuntu:lates        "/bin/bash"              2
>>>>>>>>> minutes ago       Up 4 seconds
>>>>>>>>> test4-container
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> *./docker-1.9.0-dev checkpoint test4-containerError response from
>>>>>>>>> daemon: Cannot checkpoint container test4-container: criu failed: type
>>>>>>>>> NOTIFY errno 0Error: failed to checkpoint one or more containers*
>>>>>>>>> Any help please ?
>>>>>>>>> Thank you so much.
>>>>>>>>> Kind regards.
>>>>>>>>>
>>>>>>>>
>>>>>>>
>>>>>
>>>
>
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