[ https://issues.apache.org/jira/browse/MAPREDUCE-7049?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Jason Lowe resolved MAPREDUCE-7049. ----------------------------------- Resolution: Duplicate > Testcase TestMRJobs#testJobClassloaderWithCustomClasses fails > -------------------------------------------------------------- > > Key: MAPREDUCE-7049 > URL: https://issues.apache.org/jira/browse/MAPREDUCE-7049 > Project: Hadoop Map/Reduce > Issue Type: Bug > Components: client, test > Reporter: Peter Bacsko > Assignee: Peter Bacsko > Priority: Major > > The testcase TestMRJobs#testJobClassloaderWithCustomClasses fails > consistently with this error: > {noformat} > [INFO] ------------------------------------------------------- > [INFO] T E S T S > [INFO] ------------------------------------------------------- > [INFO] Running org.apache.hadoop.mapreduce.v2.TestMRJobs > [ERROR] Tests run: 1, Failures: 1, Errors: 0, Skipped: 0, Time elapsed: > 54.325 s <<< FAILURE! - in org.apache.hadoop.mapreduce.v2.TestMRJobs > [ERROR] > testJobClassloaderWithCustomClasses(org.apache.hadoop.mapreduce.v2.TestMRJobs) > Time elapsed: 10.531 s <<< FAILURE! > java.lang.AssertionError: > Job status: Application application_1517928628935_0001 failed 2 times due to > AM Container for appattempt_1517928628935_0001_000002 exited with exitCode: 1 > Failing this attempt.Diagnostics: [2018-02-06 15:50:38.688]Exception from > container-launch. > Container id: container_1517928628935_0001_02_000001 > Exit code: 1 > [2018-02-06 15:50:38.693]Container exited with a non-zero exit code 1. Error > file: prelaunch.err. > Last 4096 bytes of prelaunch.err : > Last 4096 bytes of stderr : > log4j:WARN No appenders could be found for logger > (org.apache.hadoop.mapreduce.v2.app.MRAppMaster). > log4j:WARN Please initialize the log4j system properly. > log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more > info. > [2018-02-06 15:50:38.694]Container exited with a non-zero exit code 1. Error > file: prelaunch.err. > Last 4096 bytes of prelaunch.err : > Last 4096 bytes of stderr : > log4j:WARN No appenders could be found for logger > (org.apache.hadoop.mapreduce.v2.app.MRAppMaster). > log4j:WARN Please initialize the log4j system properly. > log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more > info. > For more detailed output, check the application tracking page: > http://ubuntu:46235/cluster/app/application_1517928628935_0001 Then click on > links to logs of each attempt. > . Failing the application. > at org.junit.Assert.fail(Assert.java:88) > at org.junit.Assert.assertTrue(Assert.java:41) > at > org.apache.hadoop.mapreduce.v2.TestMRJobs.testJobClassloader(TestMRJobs.java:529) > at > org.apache.hadoop.mapreduce.v2.TestMRJobs.testJobClassloaderWithCustomClasses(TestMRJobs.java:477) > 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$1.runReflectiveCall(FrameworkMethod.java:47) > at > org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12) > at > org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:44) > at > org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17) > at > org.junit.internal.runners.statements.FailOnTimeout$StatementThread.run(FailOnTimeout.java:74) > {noformat} > Today I found the offending commit with {{git bisect}} and this failure is > caused by {{YARN-2185}}. > The application master fails because of the following error: > {noformat} > 2018-02-05 17:15:18,530 DEBUG [main] org.apache.hadoop.util.ExitUtil: Exiting > with status 1: org.apache.hadoop.yarn.exceptions.YarnRuntimeException: > java.lang.RuntimeException: java.lang.reflect.InvocationTargetException > 1: org.apache.hadoop.yarn.exceptions.YarnRuntimeException: > java.lang.RuntimeException: java.lang.reflect.InvocationTargetException > at org.apache.hadoop.util.ExitUtil.terminate(ExitUtil.java:265) > at > org.apache.hadoop.mapreduce.v2.app.MRAppMaster.main(MRAppMaster.java:1694) > Caused by: org.apache.hadoop.yarn.exceptions.YarnRuntimeException: > java.lang.RuntimeException: java.lang.reflect.InvocationTargetException > at > org.apache.hadoop.mapreduce.v2.app.MRAppMaster$3.call(MRAppMaster.java:554) > at > org.apache.hadoop.mapreduce.v2.app.MRAppMaster$3.call(MRAppMaster.java:534) > at > org.apache.hadoop.mapreduce.v2.app.MRAppMaster.callWithJobClassLoader(MRAppMaster.java:1802) > at > org.apache.hadoop.mapreduce.v2.app.MRAppMaster.createOutputCommitter(MRAppMaster.java:534) > at > org.apache.hadoop.mapreduce.v2.app.MRAppMaster.serviceInit(MRAppMaster.java:311) > at > org.apache.hadoop.service.AbstractService.init(AbstractService.java:164) > at > org.apache.hadoop.mapreduce.v2.app.MRAppMaster$6.run(MRAppMaster.java:1760) > at java.security.AccessController.doPrivileged(Native Method) > at javax.security.auth.Subject.doAs(Subject.java:422) > at > org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1965) > at > org.apache.hadoop.mapreduce.v2.app.MRAppMaster.initAndStartAppMaster(MRAppMaster.java:1757) > at > org.apache.hadoop.mapreduce.v2.app.MRAppMaster.main(MRAppMaster.java:1691) > Caused by: java.lang.RuntimeException: > java.lang.reflect.InvocationTargetException > at > org.apache.hadoop.util.ReflectionUtils.newInstance(ReflectionUtils.java:135) > at > org.apache.hadoop.mapreduce.v2.app.MRAppMaster$3.call(MRAppMaster.java:550) > ... 11 more > Caused by: java.lang.reflect.InvocationTargetException > at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native > Method) > at > sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62) > at > sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) > at java.lang.reflect.Constructor.newInstance(Constructor.java:423) > at > org.apache.hadoop.util.ReflectionUtils.newInstance(ReflectionUtils.java:133) > ... 12 more > Caused by: java.lang.ExceptionInInitializerError: incorrect classloader used > at > org.apache.hadoop.mapreduce.v2.TestMRJobs$CustomOutputFormat.verifyClassLoader(TestMRJobs.java:551) > at > org.apache.hadoop.mapreduce.v2.TestMRJobs$CustomOutputFormat.<init>(TestMRJobs.java:535) > ... 17 more > {noformat} > The test expects the class {{CustomOutputFormat}} to be loaded by > {{ApplicationClassLoader}}. After YARN-2185 however, the class is loaded by > the system classloader. This class was supposed to be loaded from {{job.jar}} > but apparently is picked from a different place. -- This message was sent by Atlassian JIRA (v7.6.3#76005) --------------------------------------------------------------------- To unsubscribe, e-mail: mapreduce-dev-unsubscr...@hadoop.apache.org For additional commands, e-mail: mapreduce-dev-h...@hadoop.apache.org