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Hudson commented on HADOOP-11970: --------------------------------- SUCCESS: Integrated in Hadoop-Mapreduce-trunk #2149 (See [https://builds.apache.org/job/Hadoop-Mapreduce-trunk/2149/]) HADOOP-11970. Replace uses of ThreadLocal<Random> with JDK7 ThreadLocalRandom (Sean Busbey via Colin P. McCabe) (cmccabe: rev 470c87dbc6c24dd3b370f1ad9e7ab1f6dabd2080) * hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/ha/TestHAAppend.java * hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/DirectoryScanner.java * hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/BPServiceActor.java * hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/metrics/DataNodeMetrics.java * hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestRollingUpgrade.java * hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/NamenodeFsck.java * hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSUtil.java * hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/blockmanagement/Host2NodesMap.java * hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/blockmanagement/BlockManager.java * hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/localizer/sharedcache/SharedCacheUploader.java * hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/NNStorage.java * hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/blockmanagement/DatanodeManager.java * hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/io/retry/RetryPolicies.java * hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSInputStream.java * hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestFileTruncate.java * hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSClient.java * hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/blockmanagement/TestReplicationPolicy.java * hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestAppendSnapshotTruncate.java * hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/util/TestByteArrayManager.java * hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/ha/TestDNFencing.java * hadoop-common-project/hadoop-common/CHANGES.txt > Replace uses of ThreadLocal<Random> with JDK7 ThreadLocalRandom > --------------------------------------------------------------- > > Key: HADOOP-11970 > URL: https://issues.apache.org/jira/browse/HADOOP-11970 > Project: Hadoop Common > Issue Type: Improvement > Reporter: Sean Busbey > Assignee: Sean Busbey > Fix For: 2.8.0 > > Attachments: HADOOP-11970.1.patch, HADOOP-11970.2.patch, > HADOOP-11970.3.patch > > > ThreadLocalRandom should be used when available in place of > ThreadLocal<Random>. For JDK7 the difference is minimal, but JDK8 starts > including optimizations for ThreadLocalRandom. -- This message was sent by Atlassian JIRA (v6.3.4#6332)