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Hudson commented on HDFS-3504: ------------------------------ Integrated in Hadoop-Hdfs-trunk-Commit #2418 (See [https://builds.apache.org/job/Hadoop-Hdfs-trunk-Commit/2418/]) HDFS-3504. Support configurable retry policy in DFSClient for RPC connections and RPC calls, and add MultipleLinearRandomRetry, a new retry policy. (Revision 1349124) Result = SUCCESS szetszwo : http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1349124 Files : * /hadoop/common/trunk/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/io/retry/RetryInvocationHandler.java * /hadoop/common/trunk/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/io/retry/RetryPolicies.java * /hadoop/common/trunk/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/io/retry/RetryPolicy.java * /hadoop/common/trunk/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/io/retry/RetryProxy.java * /hadoop/common/trunk/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/Client.java * /hadoop/common/trunk/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/ProtobufRpcEngine.java * /hadoop/common/trunk/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/RPC.java * /hadoop/common/trunk/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/RemoteException.java * /hadoop/common/trunk/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/RpcEngine.java * /hadoop/common/trunk/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/WritableRpcEngine.java * /hadoop/common/trunk/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/ipc/TestRPC.java * /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/DFSConfigKeys.java * /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/NameNodeProxies.java * /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/MiniDFSCluster.java * /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestDFSClientRetries.java > Configurable retry in DFSClient > ------------------------------- > > Key: HDFS-3504 > URL: https://issues.apache.org/jira/browse/HDFS-3504 > Project: Hadoop HDFS > Issue Type: Improvement > Affects Versions: 1.0.0, 2.0.0-alpha > Reporter: Siddharth Seth > Assignee: Tsz Wo (Nicholas), SZE > Fix For: 2.0.1-alpha > > Attachments: h3504_20120607.patch, h3504_20120608.patch, > h3504_20120611.patch > > > When NN maintenance is performed on a large cluster, jobs end up failing. > This is particularly bad for long running jobs. The client retry policy could > be made configurable so that jobs don't need to be restarted. -- 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