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https://issues.apache.org/jira/browse/HDFS-7932?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14371375#comment-14371375
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Hudson commented on HDFS-7932:
------------------------------
FAILURE: Integrated in Hadoop-Hdfs-trunk-Java8 #129 (See
[https://builds.apache.org/job/Hadoop-Hdfs-trunk-Java8/129/])
HDFS-7932. Speed up the shutdown of datanode during rolling upgrade.
Contributed by Kihwal Lee. (kihwal: rev
61a4c7fc9891def0e85edf7e41d74c6b92c85fdb)
* hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
*
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/DataNode.java
> 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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