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Date: Wed, 19 Apr 2017 23:06:04 +0000 (UTC)
From: "Daniel Templeton (JIRA)" <jira@apache.org>
To: yarn-issues@hadoop.apache.org
Message-ID: <JIRA.13065069.1492605281000.202.1492643164192@Atlassian.JIRA>
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References: <JIRA.13065069.1492605281000@Atlassian.JIRA> <JIRA.13065069.1492605281107@jira-lw-us.apache.org>
Subject: [jira] [Assigned] (YARN-6495) check docker container's exit code
 when writing to cgroup task files
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archived-at: Wed, 19 Apr 2017 23:06:09 -0000


     [ https://issues.apache.org/jira/browse/YARN-6495?page=3Dcom.atlassian=
.jira.plugin.system.issuetabpanels:all-tabpanel ]

Daniel Templeton reassigned YARN-6495:
--------------------------------------

    Assignee: Jaeboo Jeong

> check docker container's exit code when writing to cgroup task files
> --------------------------------------------------------------------
>
>                 Key: YARN-6495
>                 URL: https://issues.apache.org/jira/browse/YARN-6495
>             Project: Hadoop YARN
>          Issue Type: Improvement
>          Components: nodemanager
>            Reporter: Jaeboo Jeong
>            Assignee: Jaeboo Jeong
>         Attachments: YARN-6495.001.patch
>
>
> If I execute simple command like date on docker container, the applicatio=
n failed to complete successfully.
> for example,=20
> {code}
> $ yarn  jar $HADOOP_HOME/share/hadoop/yarn/hadoop-yarn-applications-distr=
ibutedshell-2.7.1.jar -shell_env YARN_CONTAINER_RUNTIME_TYPE=3Ddocker -shel=
l_env YARN_CONTAINER_RUNTIME_DOCKER_IMAGE=3Dhadoop-docker -shell_command "d=
ate" -jar $HADOOP_HOME/share/hadoop/yarn/hadoop-yarn-applications-distribut=
edshell-2.7.1.jar -num_containers 1 -timeout 3600000
> =E2=80=A6
> 17/04/12 00:16:40 INFO distributedshell.Client: Application did finished =
unsuccessfully. YarnState=3DFINISHED, DSFinalStatus=3DFAILED. Breaking moni=
toring loop
> 17/04/12 00:16:40 ERROR distributedshell.Client: Application failed to co=
mplete successfully
> {code}
> The error log is like below.
> {code}
> ...
> Failed to write pid to file /cgroup_parent/cpu/hadoop-yarn/container_xxxx=
/tasks - No such process
> ...
> {code}
> When writing pid to cgroup tasks, container-executor doesn=E2=80=99t chec=
k docker container=E2=80=99s status.
> If the container finished very quickly, we can=E2=80=99t write pid to cgr=
oup tasks, and it is not problem.
> So container-executor needs to check docker container=E2=80=99s exit code=
 during writing pid to cgroup tasks.


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