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From "Rakesh R (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-7666) Datanode blockId layout upgrade threads should be daemon thread
Date Thu, 05 Feb 2015 08:30:37 GMT

    [ https://issues.apache.org/jira/browse/HDFS-7666?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14306829#comment-14306829
] 

Rakesh R commented on HDFS-7666:
--------------------------------

yeah, you are correct. I agree with you:)

> Datanode blockId layout upgrade threads should be daemon thread
> ---------------------------------------------------------------
>
>                 Key: HDFS-7666
>                 URL: https://issues.apache.org/jira/browse/HDFS-7666
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>          Components: datanode
>            Reporter: Rakesh R
>            Assignee: Rakesh R
>         Attachments: HDFS-7666-v1.patch
>
>
> This jira is to mark the layout upgrade thread as daemon thread.
> {code}
>      int numLinkWorkers = datanode.getConf().getInt(
>          DFSConfigKeys.DFS_DATANODE_BLOCK_ID_LAYOUT_UPGRADE_THREADS_KEY,
>          DFSConfigKeys.DFS_DATANODE_BLOCK_ID_LAYOUT_UPGRADE_THREADS);
>     ExecutorService linkWorkers = Executors.newFixedThreadPool(numLinkWorkers);
> {code}



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