[jira] [Created] (HDFS-15297) TestNNHandlesBlockReportPerStorage::blockReport_02 fails intermittently in trunk

["Mingliang Liu (Jira)" <ji...@apache.org>]

Mingliang Liu created HDFS-15297:
------------------------------------

             Summary: TestNNHandlesBlockReportPerStorage::blockReport_02 fails intermittently in trunk
                 Key: HDFS-15297
                 URL: https://issues.apache.org/jira/browse/HDFS-15297
             Project: Hadoop HDFS
          Issue Type: Improvement
          Components: test
    Affects Versions: 3.4.0
            Reporter: Mingliang Liu


It fails intermittently on {{trunk}} branch. Not sure about other branches. Example builds are:
- https://builds.apache.org/job/hadoop-multibranch/job/PR-1964/4/testReport/org.apache.hadoop.hdfs.server.datanode/TestNNHandlesBlockReportPerStorage/blockReport_02/
- <To add more>

Sample exception stack:
{quote}
java.lang.AssertionError: Wrong number of MissingBlocks is found expected:<2> but was:<1>
	at org.junit.Assert.fail(Assert.java:88)
	at org.junit.Assert.failNotEquals(Assert.java:834)
	at org.junit.Assert.assertEquals(Assert.java:645)
	at org.apache.hadoop.hdfs.server.datanode.BlockReportTestBase.blockReport_02(BlockReportTestBase.java:336)
	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$1.runReflectiveCall(FrameworkMethod.java:50)
	at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
	at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47)
	at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
	at org.junit.internal.runners.statements.FailOnTimeout$CallableStatement.call(FailOnTimeout.java:298)
	at org.junit.internal.runners.statements.FailOnTimeout$CallableStatement.call(FailOnTimeout.java:292)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.lang.Thread.run(Thread.java:748)
{quote}



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