[jira] [Resolved] (HDFS-16581) Print node status when executing printTopology

["Tao Li (Jira)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/HDFS-16581?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Tao Li resolved HDFS-16581.
---------------------------
    Fix Version/s: 3.4.0
                   3.3.4
       Resolution: Resolved

> Print node status when executing printTopology
> ----------------------------------------------
>
>                 Key: HDFS-16581
>                 URL: https://issues.apache.org/jira/browse/HDFS-16581
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>          Components: dfsadmin, namenode
>    Affects Versions: 3.3.0
>            Reporter: JiangHua Zhu
>            Assignee: JiangHua Zhu
>            Priority: Major
>              Labels: pull-request-available
>             Fix For: 3.4.0, 3.3.4
>
>          Time Spent: 3h
>  Remaining Estimate: 0h
>
> We can use the dfsadmin tool to see which DataNodes the cluster has, and some of these nodes are alive, DECOMMISSIONED, or DECOMMISSION_INPROGRESS. It would be helpful if we could get this information in a timely manner, such as troubleshooting cluster failures, tracking node status, etc.



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