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Hudson commented on HDFS-2653: ------------------------------ Integrated in Hadoop-Hdfs-trunk #893 (See [https://builds.apache.org/job/Hadoop-Hdfs-trunk/893/]) HDFS-2653. DFSClient should cache whether addrs are non-local when short-circuiting is enabled. Contributed by Eli Collins eli : http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1213586 Files : * /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/DFSClient.java > DFSClient should cache whether addrs are non-local when short-circuiting is > enabled > ----------------------------------------------------------------------------------- > > Key: HDFS-2653 > URL: https://issues.apache.org/jira/browse/HDFS-2653 > Project: Hadoop HDFS > Issue Type: Improvement > Components: data-node > Affects Versions: 0.23.1, 1.0.0 > Reporter: Eli Collins > Assignee: Eli Collins > Fix For: 0.23.1, 1.1.0 > > Attachments: hdfs-2653-1.patch, hdfs-2653-2.patch, hdfs-2653-2.patch, > hdfs-2653-b1-1.patch, hdfs-2653-b1-2.patch > > > Something Todd mentioned to me off-line.. currently DFSClient doesn't cache > the fact that non-local reads are non-local, so if short-circuiting is > enabled every time we create a block reader we'll go through the > isLocalAddress code path. We should cache the fact that an addr is non-local > as well. -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa For more information on JIRA, see: http://www.atlassian.com/software/jira