[jira] [Updated] (HDFS-8682) Should not remove decommissioned node,while calculating the number of live/dead decommissioned node.

["Vinayakumar B (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/HDFS-8682?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Vinayakumar B updated HDFS-8682:
--------------------------------
       Resolution: Fixed
     Hadoop Flags: Reviewed
    Fix Version/s: 2.8.0
           Status: Resolved  (was: Patch Available)

Committed to trunk and branch-2.
Thanks [~andreina]

> Should not remove decommissioned node,while calculating the number of live/dead decommissioned node.
> ----------------------------------------------------------------------------------------------------
>
>                 Key: HDFS-8682
>                 URL: https://issues.apache.org/jira/browse/HDFS-8682
>             Project: Hadoop HDFS
>          Issue Type: Bug
>            Reporter: J.Andreina
>            Assignee: J.Andreina
>             Fix For: 2.8.0
>
>         Attachments: HDFS-8682.1.patch
>
>
> True is passed as argument for removing decommissioned node from live/dead node list ,while calculating the number of live/dead decommissioned node.
>   public void fetchDatanodes(final List<DatanodeDescriptor> live, 
>       final List<DatanodeDescriptor> dead, final boolean {color:red}removeDecommissionNode{color} )
> In FSNamesystem#*getNumDecomLiveDataNodes* and FSNamesystem#*getNumDecomDeadDataNodes* , calculation is done as below.
>     getBlockManager().getDatanodeManager().fetchDatanodes(null, dead, {color:red}true{color});



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