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From "Varun Saxena (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (YARN-5877) Allow all nm-whitelist-env to get overridden during launch
Date Wed, 16 Nov 2016 06:16:58 GMT

    [ https://issues.apache.org/jira/browse/YARN-5877?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15669571#comment-15669571
] 

Varun Saxena commented on YARN-5877:
------------------------------------

[~bibinchundatt],
I was leaning towards the same. Better to have a new configuration. Because intention of NM
whitelist configuration is different.

> Allow all nm-whitelist-env to get overridden during launch
> ----------------------------------------------------------
>
>                 Key: YARN-5877
>                 URL: https://issues.apache.org/jira/browse/YARN-5877
>             Project: Hadoop YARN
>          Issue Type: Bug
>            Reporter: Bibin A Chundatt
>            Assignee: Bibin A Chundatt
>         Attachments: Dockerfile, bootstrap.sh, yarn-site.xml
>
>
> As per the {{yarn.nodemanager.env-whitelist}} for the configured values should  containers
may override rather than use NodeManager's default.
> {code}
>   <property>
>     <description>Environment variables that containers may override rather than
use NodeManager's default.</description>
>     <name>yarn.nodemanager.env-whitelist</name>
>     <value>JAVA_HOME,HADOOP_COMMON_HOME,HADOOP_HDFS_HOME,HADOOP_CONF_DIR,CLASSPATH_PREPEND_DISTCACHE,HADOOP_YARN_HOME</value>
>   </property>
> {code}
> But only the following containers can override
> {code}
>     whitelist.add(ApplicationConstants.Environment.HADOOP_YARN_HOME.name());
>     whitelist.add(ApplicationConstants.Environment.HADOOP_COMMON_HOME.name());
>     whitelist.add(ApplicationConstants.Environment.HADOOP_HDFS_HOME.name());
>     whitelist.add(ApplicationConstants.Environment.HADOOP_CONF_DIR.name());
>     whitelist.add(ApplicationConstants.Environment.JAVA_HOME.name());
> {code}



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