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  1. Hadoop HDFS
  2. HDFS-14281 Dynamometer Phase 2
  3. HDFS-14907

[Dynamometer] DataNode can't find junit jar when using Hadoop-3 binary

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    Details

    • Type: Sub-task
    • Status: Resolved
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: 3.3.0
    • Component/s: None
    • Labels:
      None

      Description

      When executing start-dynamometer-cluster.sh with Hadoop-3 binary, datanodes fail to run with the following log and start-dynamometer-cluster.sh fails.

      LogType:stderr
      LogLastModifiedTime:Wed Oct 09 15:03:09 +0900 2019
      LogLength:1386
      LogContents:
      Exception in thread "main" java.lang.NoClassDefFoundError: org/junit/Assert
              at org.apache.hadoop.test.GenericTestUtils.assertExists(GenericTestUtils.java:299)
              at org.apache.hadoop.test.GenericTestUtils.getTestDir(GenericTestUtils.java:243)
              at org.apache.hadoop.test.GenericTestUtils.getTestDir(GenericTestUtils.java:252)
              at org.apache.hadoop.hdfs.MiniDFSCluster.getBaseDirectory(MiniDFSCluster.java:2982)
              at org.apache.hadoop.hdfs.MiniDFSCluster.determineDfsBaseDir(MiniDFSCluster.java:2972)
              at org.apache.hadoop.hdfs.MiniDFSCluster.formatDataNodeDirs(MiniDFSCluster.java:2834)
              at org.apache.hadoop.tools.dynamometer.SimulatedDataNodes.run(SimulatedDataNodes.java:123)
              at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:76)
              at org.apache.hadoop.tools.dynamometer.SimulatedDataNodes.main(SimulatedDataNodes.java:88)
      Caused by: java.lang.ClassNotFoundException: org.junit.Assert
              at java.net.URLClassLoader.findClass(URLClassLoader.java:382)
              at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
              at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:349)
              at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
              ... 9 more
      ./start-component.sh: line 317: kill: (2261) - No such process
      

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              • Assignee:
                tasanuma Takanobu Asanuma
                Reporter:
                tasanuma Takanobu Asanuma
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                • Created:
                  Updated:
                  Resolved: