[
https://issues.apache.org/jira/browse/HDFS-12426?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16163512#comment-16163512
]
Xiaoyu Yao commented on HDFS-12426:
-----------------------------------
Stack:
{code}
2017-09-12 12:13:04,176 [main] WARN util.MBeans (MBeans.java:unregister(135))
- Error unregistering Hadoop:service=BlockManager,name=BlockManagerImpl
javax.management.InstanceNotFoundException:
Hadoop:service=BlockManager,name=BlockManagerImpl
at
com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.getMBean(DefaultMBeanServerInterceptor.java:1095)
at
com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.exclusiveUnregisterMBean(DefaultMBeanServerInterceptor.java:427)
at
com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.unregisterMBean(DefaultMBeanServerInterceptor.java:415)
at
com.sun.jmx.mbeanserver.JmxMBeanServer.unregisterMBean(JmxMBeanServer.java:546)
at org.apache.hadoop.metrics2.util.MBeans.unregister(MBeans.java:133)
at
org.apache.hadoop.ozone.scm.block.BlockManagerImpl.close(BlockManagerImpl.java:592)
at org.apache.hadoop.io.IOUtils.cleanupWithLogger(IOUtils.java:278)
at
org.apache.hadoop.ozone.scm.StorageContainerManager.stop(StorageContainerManager.java:672)
at
org.apache.hadoop.ozone.MiniOzoneCluster.shutdown(MiniOzoneCluster.java:192)
at
org.apache.hadoop.ozone.web.client.TestOzoneClient.shutdown(TestOzoneClient.java:157)
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$1.runReflectiveCall(FrameworkMethod.java:47)
at
org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
at
org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:44)
at
org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:33)
at org.junit.runners.ParentRunner.run(ParentRunner.java:309)
at org.junit.runner.JUnitCore.run(JUnitCore.java:160)
at
com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:68)
at
com.intellij.rt.execution.junit.IdeaTestRunner$Repeater.startRunnerWithArgs(IdeaTestRunner.java:51)
at
com.intellij.rt.execution.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:242)
at
com.intellij.rt.execution.junit.JUnitStarter.main(JUnitStarter.java:70)
2017
{code}
> Ozone: BlockManager MBean unregister failure upon shutdown
> ----------------------------------------------------------
>
> Key: HDFS-12426
> URL: https://issues.apache.org/jira/browse/HDFS-12426
> Project: Hadoop HDFS
> Issue Type: Bug
> Affects Versions: HDFS-7240
> Reporter: Xiaoyu Yao
>
> This was found during unit test, seems introduced by HDFS-12005.
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