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From Gastón Kleiman (JIRA) <j...@apache.org>
Subject [jira] [Commented] (MESOS-9131) Health checks launching nested containers while a container is being destroyed lead to unkillable tasks
Date Fri, 03 Aug 2018 21:41:00 GMT

    [ https://issues.apache.org/jira/browse/MESOS-9131?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16568824#comment-16568824
] 

Gastón Kleiman commented on MESOS-9131:
---------------------------------------

[~nfnt] can you please fill the affected versions field?

> Health checks launching nested containers while a container is being destroyed lead to
unkillable tasks
> -------------------------------------------------------------------------------------------------------
>
>                 Key: MESOS-9131
>                 URL: https://issues.apache.org/jira/browse/MESOS-9131
>             Project: Mesos
>          Issue Type: Bug
>          Components: agent, containerization
>            Reporter: Jan Schlicht
>            Priority: Blocker
>
> A container might get stuck in {{DESTROYING}} state if there's a command health check
that starts new nested containers while its parent container is getting destroyed.
> Here are some logs which unrelated lines removed. The `REMOVE_NESTED_CONTAINER`/`LAUNCH_NESTED_CONTAINER_SESSION`
keeps looping afterwards.
> {noformat}
> 2018-04-16 12:37:54: I0416 12:37:54.235877  3863 containerizer.cpp:2807] Container db1c0ab0-3b73-453b-b2b5-a8fc8e1d0ae3.0e44d4d7-629f-41f1-80df-4aae9583d133
has exited
> 2018-04-16 12:37:54: I0416 12:37:54.235914  3863 containerizer.cpp:2354] Destroying container
db1c0ab0-3b73-453b-b2b5-a8fc8e1d0ae3.0e44d4d7-629f-41f1-80df-4aae9583d133 in RUNNING state
> 2018-04-16 12:37:54: I0416 12:37:54.235932  3863 containerizer.cpp:2968] Transitioning
the state of container db1c0ab0-3b73-453b-b2b5-a8fc8e1d0ae3.0e44d4d7-629f-41f1-80df-4aae9583d133
from RUNNING to DESTROYING
> 2018-04-16 12:37:54: I0416 12:37:54.236100  3852 linux_launcher.cpp:514] Asked to destroy
container db1c0ab0-3b73-453b-b2b5-a8fc8e1d0ae3.0e44d4d7-629f-41f1-80df-4aae9583d133.e6e01854-40a0-4da3-b458-2b4cf52bbc11
> 2018-04-16 12:37:54: I0416 12:37:54.237671  3852 linux_launcher.cpp:560] Using freezer
to destroy cgroup mesos/db1c0ab0-3b73-453b-b2b5-a8fc8e1d0ae3/mesos/0e44d4d7-629f-41f1-80df-4aae9583d133/mesos/e6e01854-40a0-4da3-b458-2b4cf52bbc11
> 2018-04-16 12:37:54: I0416 12:37:54.240327  3852 cgroups.cpp:3060] Freezing cgroup /sys/fs/cgroup/freezer/mesos/db1c0ab0-3b73-453b-b2b5-a8fc8e1d0ae3/mesos/0e44d4d7-629f-41f1-80df-4aae9583d133/mesos/e6e01854-40a0-4da3-b458-2b4cf52bbc11
> 2018-04-16 12:37:54: I0416 12:37:54.244179  3852 cgroups.cpp:1415] Successfully froze
cgroup /sys/fs/cgroup/freezer/mesos/db1c0ab0-3b73-453b-b2b5-a8fc8e1d0ae3/mesos/0e44d4d7-629f-41f1-80df-4aae9583d133/mesos/e6e01854-40a0-4da3-b458-2b4cf52bbc11
after 3.814144ms
> 2018-04-16 12:37:54: I0416 12:37:54.250550  3853 cgroups.cpp:3078] Thawing cgroup /sys/fs/cgroup/freezer/mesos/db1c0ab0-3b73-453b-b2b5-a8fc8e1d0ae3/mesos/0e44d4d7-629f-41f1-80df-4aae9583d133/mesos/e6e01854-40a0-4da3-b458-2b4cf52bbc11
> 2018-04-16 12:37:54: I0416 12:37:54.256599  3853 cgroups.cpp:1444] Successfully thawed
cgroup /sys/fs/cgroup/freezer/mesos/db1c0ab0-3b73-453b-b2b5-a8fc8e1d0ae3/mesos/0e44d4d7-629f-41f1-80df-4aae9583d133/mesos/e6e01854-40a0-4da3-b458-2b4cf52bbc11
after 5.977856ms
> ...
> 2018-04-16 12:37:54: I0416 12:37:54.371117  3837 http.cpp:3502] Processing LAUNCH_NESTED_CONTAINER_SESSION
call for container 'db1c0ab0-3b73-453b-b2b5-a8fc8e1d0ae3.0e44d4d7-629f-41f1-80df-4aae9583d133.2bfd8eed-b528-493b-8434-04311e453dcd'
> 2018-04-16 12:37:54: W0416 12:37:54.371692  3842 http.cpp:2758] Failed to launch container
db1c0ab0-3b73-453b-b2b5-a8fc8e1d0ae3.0e44d4d7-629f-41f1-80df-4aae9583d133.2bfd8eed-b528-493b-8434-04311e453dcd:
Parent container db1c0ab0-3b73-453b-b2b5-a8fc8e1d0ae3.0e44d4d7-629f-41f1-80df-4aae9583d133
is in 'DESTROYING' state
> 2018-04-16 12:37:54: W0416 12:37:54.371826  3840 containerizer.cpp:2337] Attempted to
destroy unknown container db1c0ab0-3b73-453b-b2b5-a8fc8e1d0ae3.0e44d4d7-629f-41f1-80df-4aae9583d133.2bfd8eed-b528-493b-8434-04311e453dcd
> ...
> 2018-04-16 12:37:55: I0416 12:37:55.504456  3856 http.cpp:3078] Processing REMOVE_NESTED_CONTAINER
call for container 'db1c0ab0-3b73-453b-b2b5-a8fc8e1d0ae3.0e44d4d7-629f-41f1-80df-4aae9583d133.check-f3a1238c-7f0f-4db3-bda4-c0ea951d46b6'
> ...
> 2018-04-16 12:37:55: I0416 12:37:55.556367  3857 http.cpp:3502] Processing LAUNCH_NESTED_CONTAINER_SESSION
call for container 'db1c0ab0-3b73-453b-b2b5-a8fc8e1d0ae3.0e44d4d7-629f-41f1-80df-4aae9583d133.check-0db8bd89-6f19-48c6-a69f-40196b4bc211'
> ...
> 2018-04-16 12:37:55: W0416 12:37:55.582137  3850 http.cpp:2758] Failed to launch container
db1c0ab0-3b73-453b-b2b5-a8fc8e1d0ae3.0e44d4d7-629f-41f1-80df-4aae9583d133.check-0db8bd89-6f19-48c6-a69f-40196b4bc211:
Parent container db1c0ab0-3b73-453b-b2b5-a8fc8e1d0ae3.0e44d4d7-629f-41f1-80df-4aae9583d133
is in 'DESTROYING' state
> ...
> 2018-04-16 12:37:55: W0416 12:37:55.583330  3844 containerizer.cpp:2337] Attempted to
destroy unknown container db1c0ab0-3b73-453b-b2b5-a8fc8e1d0ae3.0e44d4d7-629f-41f1-80df-4aae9583d133.check-0db8bd89-6f19-48c6-a69f-40196b4bc211
> ...
> {noformat}
> This stops when the framework reconciles and instructs Mesos to kill the task. Which
also results in a
> {noformat}
> 2018-04-16 13:06:04: I0416 13:06:04.161623  3843 http.cpp:2966] Processing KILL_NESTED_CONTAINER
call for container 'db1c0ab0-3b73-453b-b2b5-a8fc8e1d0ae3.0e44d4d7-629f-41f1-80df-4aae9583d133'
> {noformat}
> Nothing else related to this container is logged following this line.



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