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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (YARN-4759) Fix signal handling for docker containers
Date Thu, 14 Jul 2016 14:24:21 GMT

    [ https://issues.apache.org/jira/browse/YARN-4759?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15377002#comment-15377002
] 

Hudson commented on YARN-4759:
------------------------------

SUCCESS: Integrated in Hadoop-trunk-Commit #10098 (See [https://builds.apache.org/job/Hadoop-trunk-Commit/10098/])
YARN-4759. Fix signal handling for docker containers. Contributed by (vvasudev: rev e5e558b0a34968eaffdd243ce605ef26346c5e85)
* hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/test/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/linux/runtime/docker/DockerStopCommandTest.java
* hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/linux/runtime/DockerLinuxContainerRuntime.java
* hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/test/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/linux/runtime/TestDockerContainerRuntime.java
* hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/linux/runtime/docker/DockerStopCommand.java
* hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/native/container-executor/impl/container-executor.c


> Fix signal handling for docker containers
> -----------------------------------------
>
>                 Key: YARN-4759
>                 URL: https://issues.apache.org/jira/browse/YARN-4759
>             Project: Hadoop YARN
>          Issue Type: Sub-task
>          Components: yarn
>            Reporter: Sidharta Seethana
>            Assignee: Shane Kumpf
>             Fix For: 2.9.0
>
>         Attachments: YARN-4759.001.patch, YARN-4759.002.patch, YARN-4759.003.patch
>
>
> The current signal handling (in the DockerContainerRuntime) needs to be revisited for
docker containers. For example, container reacquisition on NM restart might not work, depending
on which user the process in the container runs as. 



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