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From "Doris Gu (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-11806) hdfs journalnode command should support meaningful --help
Date Fri, 05 Jan 2018 10:05:00 GMT

    [ https://issues.apache.org/jira/browse/HDFS-11806?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16312808#comment-16312808
] 

Doris Gu commented on HDFS-11806:
---------------------------------

I ran junit tests at my local machine, they passed.

> hdfs journalnode command should support meaningful --help
> ---------------------------------------------------------
>
>                 Key: HDFS-11806
>                 URL: https://issues.apache.org/jira/browse/HDFS-11806
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>    Affects Versions: 2.8.0, 2.9.0, 3.0.0-alpha2, 3.1.0
>            Reporter: Doris Gu
>         Attachments: HDFS-11806.001.patch, HDFS-11806.002.patch
>
>
> Most (sub) commands support -help or -h options for detailed help while hdfs journalnode
does not. What's worse, when you use "hdfs journalnode -h" to get some help, journalnode daemon
starts straightly.



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