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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-8894) Set SO_KEEPALIVE on DN server sockets
Date Wed, 16 Dec 2015 02:24:46 GMT

    [ https://issues.apache.org/jira/browse/HDFS-8894?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15059373#comment-15059373
] 

Hudson commented on HDFS-8894:
------------------------------

FAILURE: Integrated in Hadoop-Hdfs-trunk-Java8 #696 (See [https://builds.apache.org/job/Hadoop-Hdfs-trunk-Java8/696/])
HDFS-8894. Set SO_KEEPALIVE on DN server sockets. Contributed by Kanaka (wang: rev 49949a4bb03aa81cbb9115e91ab1c61cc6dc8a62)
* hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/DataXceiver.java
* hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
* hadoop-hdfs-project/hadoop-hdfs-client/src/main/java/org/apache/hadoop/hdfs/DataStreamer.java


> Set SO_KEEPALIVE on DN server sockets
> -------------------------------------
>
>                 Key: HDFS-8894
>                 URL: https://issues.apache.org/jira/browse/HDFS-8894
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: datanode
>    Affects Versions: 2.7.1
>            Reporter: Nathan Roberts
>            Assignee: Kanaka Kumar Avvaru
>             Fix For: 2.8.0
>
>         Attachments: HDFS-8894-01.patch, HDFS-8894-01.patch, HDFS-8894-02.patch, HDFS-8894-03.patch,
HDFS-8894-04.patch
>
>
> SO_KEEPALIVE is not set on things like datastreamer sockets which can cause lingering
ESTABLISHED sockets when there is a network glitch.



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