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Hudson commented on HDFS-6231: ------------------------------ SUCCESS: Integrated in Hadoop-trunk-Commit #5496 (See [https://builds.apache.org/job/Hadoop-trunk-Commit/5496/]) HDFS-6231. DFSClient hangs infinitely if using hedged reads and all eligible datanodes die. Contributed by Chris Nauroth. (cnauroth: http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1586551) * /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt * /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSInputStream.java * /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestPread.java > DFSClient hangs infinitely if using hedged reads and all eligible datanodes > die. > -------------------------------------------------------------------------------- > > Key: HDFS-6231 > URL: https://issues.apache.org/jira/browse/HDFS-6231 > Project: Hadoop HDFS > Issue Type: Bug > Components: hdfs-client > Affects Versions: 3.0.0, 2.4.0 > Reporter: Chris Nauroth > Assignee: Chris Nauroth > Attachments: HDFS-6231.1.patch > > > When using hedged reads, and all eligible datanodes for the read get flagged > as dead or ignored, then the client is supposed to refetch block locations > from the NameNode to retry the read. Instead, we've seen that the client can > hang indefinitely. -- This message was sent by Atlassian JIRA (v6.2#6252)