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From "Tsz Wo (Nicholas), SZE (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-1773) Remove a datanode from cluster if include list is not empty and this datanode is removed from both include and exclude lists
Date Tue, 22 Mar 2011 23:52:05 GMT

    [ https://issues.apache.org/jira/browse/HDFS-1773?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13009908#comment-13009908
] 

Tsz Wo (Nicholas), SZE commented on HDFS-1773:
----------------------------------------------

+1 patch looks good.  Please run test-patch and the unit tests.

> Remove a datanode from cluster if include list is not empty and this datanode is removed
from both include and exclude lists
> ----------------------------------------------------------------------------------------------------------------------------
>
>                 Key: HDFS-1773
>                 URL: https://issues.apache.org/jira/browse/HDFS-1773
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>    Affects Versions: 0.20.203.1
>         Environment: branch-20-security
>            Reporter: Tanping Wang
>            Assignee: Tanping Wang
>            Priority: Minor
>             Fix For: 0.20.4
>
>         Attachments: HDFS-1773-2.patch, HDFS-1773-3.patch, HDFS-1773.patch
>
>
> Our service engineering team who operates the clusters on a daily basis founds it is
confusing that after a data node is decommissioned, there is no way to make the cluster forget
about this data node and it always remains in the dead node list.

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