[ https://issues.apache.org/jira/browse/HDFS-15182?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Lisheng Sun updated HDFS-15182: ------------------------------- Attachment: HDFS-15182-001.patch Status: Patch Available (was: Open) > TestBlockManager#testOneOfTwoRacksDecommissioned() fail in trunk > ---------------------------------------------------------------- > > Key: HDFS-15182 > URL: https://issues.apache.org/jira/browse/HDFS-15182 > Project: Hadoop HDFS > Issue Type: Bug > Reporter: Lisheng Sun > Priority: Minor > Attachments: HDFS-15182-001.patch > > > when run only a UT of TestBlockManager#testOneOfTwoRacksDecommissioned(), it > will fail and throw NullPointerException. > Since NameNode#metrics is static variableļ¼run all uts in TestBlockManager and > other ut has init metrics. > But that it runs only testOneOfTwoRacksDecommissioned without initialing > metrics throws NullPointerException. > {code:java} > java.lang.NullPointerException > at > org.apache.hadoop.hdfs.server.blockmanagement.BlockManager.addBlock(BlockManager.java:4088) > at > org.apache.hadoop.hdfs.server.blockmanagement.TestBlockManager.fulfillPipeline(TestBlockManager.java:518) > at > org.apache.hadoop.hdfs.server.blockmanagement.TestBlockManager.doTestOneOfTwoRacksDecommissioned(TestBlockManager.java:388) > at > org.apache.hadoop.hdfs.server.blockmanagement.TestBlockManager.testOneOfTwoRacksDecommissioned(TestBlockManager.java:353) > 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.InvokeMethod.evaluate(InvokeMethod.java:17) > at > org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26) > 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$2.evaluate(ParentRunner.java:268) > at org.junit.runners.ParentRunner.run(ParentRunner.java:363) > at org.junit.runner.JUnitCore.run(JUnitCore.java:137) > at > com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:68) > at > com.intellij.rt.execution.junit.IdeaTestRunner$Repeater.startRunnerWithArgs(IdeaTestRunner.java:47) > at > com.intellij.rt.execution.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:242) > at > com.intellij.rt.execution.junit.JUnitStarter.main(JUnitStarter.java:70) > {code} -- This message was sent by Atlassian Jira (v8.3.4#803005) --------------------------------------------------------------------- To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org