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From "Jian He (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (YARN-6804) Allow custom hostname for docker containers in native services
Date Fri, 14 Jul 2017 18:02:01 GMT

    [ https://issues.apache.org/jira/browse/YARN-6804?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16087699#comment-16087699

Jian He commented on YARN-6804:

bq. Do you think we should remove them all?
ok, I didn't see those. I don't think this is required.  I think anywhere else in the codebase
is not doing this. It's only done for ifDebugEnabled

> Allow custom hostname for docker containers in native services
> --------------------------------------------------------------
>                 Key: YARN-6804
>                 URL: https://issues.apache.org/jira/browse/YARN-6804
>             Project: Hadoop YARN
>          Issue Type: Sub-task
>          Components: yarn-native-services
>            Reporter: Billie Rinaldi
>            Assignee: Billie Rinaldi
>             Fix For: yarn-native-services
>         Attachments: YARN-6804-yarn-native-services.001.patch, YARN-6804-yarn-native-services.002.patch
> Instead of the default random docker container hostname, we could set a more user-friendly
hostname for the container. The default could be a hostname based on the container ID, with
an option for the AM to provide a different hostname. In the case of the native services AM,
we could provide the hostname that would be created by the registry DNS server. Regardless
of whether or not registry DNS is enabled, this would be a more useful hostname for the docker

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