zhaijack opened a new issue #390: Test errors in TestRackawareEnsemblePlacementPolicyUsingScript URL: https://github.com/apache/bookkeeper/issues/390 **BUG REPORT** This error not reproduced every time. 1. Please describe the issue you observed: - What did you do? run unit test - What did you expect to see? test pass - What did you see instead? test errors ``` Error Could not initialize class org.apache.bookkeeper.util.Shell$ShellCommandExecutor Stacktrace java.lang.NoClassDefFoundError: Could not initialize class org.apache.bookkeeper.util.Shell$ShellCommandExecutor at org.apache.bookkeeper.client.TestRackawareEnsemblePlacementPolicyUsingScript.setUp(TestRackawareEnsemblePlacementPolicyUsingScript.java:86) Standard Output SLF4J: Class path contains multiple SLF4J bindings. SLF4J: Found binding in [jar:file:/home/jenkins/.m2/repository/org/slf4j/slf4j-log4j12/1.7.25/slf4j-log4j12-1.7.25.jar!/org/slf4j/impl/StaticLoggerBinder.class] SLF4J: Found binding in [jar:file:/home/jenkins/.m2/repository/ch/qos/logback/logback-classic/1.0.13/logback-classic-1.0.13.jar!/org/slf4j/impl/StaticLoggerBinder.class] SLF4J: See http://www.slf4j.org/codes.html#multiple_bindings for an explanation. SLF4J: Actual binding is of type [org.slf4j.impl.Log4jLoggerFactory] 2017-08-04 08:09:58,376 - ERROR - [main:Shell@218] - Failed to detect a valid hadoop home directory java.io.IOException: HADOOP_HOME or hadoop.home.dir are not set. at org.apache.bookkeeper.util.Shell.checkHadoopHome(Shell.java:201) at org.apache.bookkeeper.util.Shell.<clinit>(Shell.java:225) at org.apache.bookkeeper.net.ScriptBasedMapping$RawScriptBasedMapping.runResolveCommand(ScriptBasedMapping.java:230) at org.apache.bookkeeper.net.ScriptBasedMapping$RawScriptBasedMapping.resolve(ScriptBasedMapping.java:172) at org.apache.bookkeeper.net.CachedDNSToSwitchMapping.resolve(CachedDNSToSwitchMapping.java:114) at org.apache.bookkeeper.net.NetUtils.resolveNetworkLocation(NetUtils.java:73) at org.apache.bookkeeper.client.RackawareEnsemblePlacementPolicyImpl.resolveNetworkLocation(RackawareEnsemblePlacementPolicyImpl.java:211) at org.apache.bookkeeper.client.RackawareEnsemblePlacementPolicyImpl.createBookieNode(RackawareEnsemblePlacementPolicyImpl.java:122) at org.apache.bookkeeper.client.RackawareEnsemblePlacementPolicyImpl.initialize(RackawareEnsemblePlacementPolicyImpl.java:153) at org.apache.bookkeeper.client.RackawareEnsemblePlacementPolicy.initialize(RackawareEnsemblePlacementPolicy.java:63) at org.apache.bookkeeper.client.RackawareEnsemblePlacementPolicy.initialize(RackawareEnsemblePlacementPolicy.java:37) at org.apache.bookkeeper.client.RackawareEnsemblePlacementPolicyImpl.initialize(RackawareEnsemblePlacementPolicyImpl.java:195) at org.apache.bookkeeper.client.RackawareEnsemblePlacementPolicy.initialize(RackawareEnsemblePlacementPolicy.java:37) at org.apache.bookkeeper.client.TestRackawareEnsemblePlacementPolicyUsingScript.setUp(TestRackawareEnsemblePlacementPolicyUsingScript.java:86) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50) at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12) at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47) at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:24) at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:27) at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:325) at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:78) at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:57) at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290) at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71) at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288) at org.junit.runners.ParentRunner.access$000(ParentRunner.java:58) at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268) at org.junit.runners.ParentRunner.run(ParentRunner.java:363) at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:367) at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun(JUnit4Provider.java:274) at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:238) at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:161) at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:290) at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:242) at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:121) Exception in thread "Thread-0" java.lang.NoClassDefFoundError: Could not initialize class org.apache.bookkeeper.util.Shell at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at net.sourceforge.cobertura.coveragedata.TouchCollector.applyTouchesToSingleClassOnProjectData(TouchCollector.java:123) at net.sourceforge.cobertura.coveragedata.TouchCollector.applyTouchesOnProjectData(TouchCollector.java:110) at net.sourceforge.cobertura.coveragedata.ProjectData.saveGlobalProjectData(ProjectData.java:272) at net.sourceforge.cobertura.coveragedata.SaveTimer.run(SaveTimer.java:33) at java.lang.Thread.run(Thread.java:748) testNewEnsembleWithSingleRack ? org.apache.bookkeeper.client.TestRackawareEnsemblePlacementPolicyUsingScripta few seconds ``` ---------------------------------------------------------------- This is an automated message from the Apache Git Service. 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