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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-7932) Speed up the shutdown of datanode during rolling upgrade
Date Fri, 20 Mar 2015 15:27:44 GMT

    [ https://issues.apache.org/jira/browse/HDFS-7932?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14371478#comment-14371478
] 

Hudson commented on HDFS-7932:
------------------------------

FAILURE: Integrated in Hadoop-Mapreduce-trunk #2088 (See [https://builds.apache.org/job/Hadoop-Mapreduce-trunk/2088/])
HDFS-7932. Speed up the shutdown of datanode during rolling upgrade. Contributed by Kihwal
Lee. (kihwal: rev 61a4c7fc9891def0e85edf7e41d74c6b92c85fdb)
* hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/DataNode.java
* hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt


> Speed up the shutdown of datanode during rolling upgrade
> --------------------------------------------------------
>
>                 Key: HDFS-7932
>                 URL: https://issues.apache.org/jira/browse/HDFS-7932
>             Project: Hadoop HDFS
>          Issue Type: Bug
>            Reporter: Kihwal Lee
>            Assignee: Kihwal Lee
>             Fix For: 2.7.0
>
>         Attachments: HDFS-7932.patch, HDFS-7932.patch
>
>
> Datanode normally exits in 3 seconds after receiving {{shutdownDatanode}} command. However,
sometimes it doesn't, especially when the IO is busy. 



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