Tao Li created HDFS-16607:
-----------------------------
Summary: TestNameNodeMXBean.testDecommissioningNodes is flaky
Key: HDFS-16607
URL: https://issues.apache.org/jira/browse/HDFS-16607
Project: Hadoop HDFS
Issue Type: Bug
Reporter: Tao Li
{code:java}
[ERROR] Tests run: 14, Failures: 1, Errors: 0, Skipped: 0, Time elapsed: 81.115
s <<< FAILURE! - in org.apache.hadoop.hdfs.server.namenode.TestNameNodeMXBean
[ERROR]
testDecommissioningNodes(org.apache.hadoop.hdfs.server.namenode.TestNameNodeMXBean)
Time elapsed: 7.615 s <<< FAILURE!
org.junit.ComparisonFailure:
expected:<...0,"lastBlockReport":[0,"blockPoolUsedPercentStdDev":0.0},"127.0.0.1:40127":{"infoAddr":"127.0.0.1:42365","infoSecureAddr":"127.0.0.1:0","xferaddr":"127.0.0.1:40127","location":"/default-rack","lastContact":0,"usedSpace":49152,"adminState":"In
Service","nonDfsUsedSpace":2985606995968,"capacity":7871637078016,"numBlocks":0,"version":"3.4.0-SNAPSHOT","used":49152,"remaining":4486029123584,"blockScheduled":0,"blockPoolUsed":49152,"blockPoolUsedPercent":6.2441904E-7,"volfails":0,"lastBlockReport":0,"blockPoolUsedPercentStdDev":0.0},"127.0.0.1:42685":{"infoAddr":"127.0.0.1:42755","infoSecureAddr":"127.0.0.1:0","xferaddr":"127.0.0.1:42685","location":"/default-rack","lastContact":0,"usedSpace":49152,"adminState":"In
Service","nonDfsUsedSpace":2985606995968,"capacity":7871637078016,"numBlocks":0,"version":"3.4.0-SNAPSHOT","used":49152,"remaining":4486029123584,"blockScheduled":0,"blockPoolUsed":49152,"blockPoolUsedPercent":6.2441904E-7,"volfails":0,"lastBlockReport":0],"blockPoolUsedPerce...>
but
was:<...0,"lastBlockReport":[58626,"blockPoolUsedPercentStdDev":0.0},"127.0.0.1:40127":{"infoAddr":"127.0.0.1:42365","infoSecureAddr":"127.0.0.1:0","xferaddr":"127.0.0.1:40127","location":"/default-rack","lastContact":0,"usedSpace":49152,"adminState":"In
Service","nonDfsUsedSpace":2985606995968,"capacity":7871637078016,"numBlocks":0,"version":"3.4.0-SNAPSHOT","used":49152,"remaining":4486029123584,"blockScheduled":0,"blockPoolUsed":49152,"blockPoolUsedPercent":6.2441904E-7,"volfails":0,"lastBlockReport":58626,"blockPoolUsedPercentStdDev":0.0},"127.0.0.1:42685":{"infoAddr":"127.0.0.1:42755","infoSecureAddr":"127.0.0.1:0","xferaddr":"127.0.0.1:42685","location":"/default-rack","lastContact":0,"usedSpace":49152,"adminState":"In
Service","nonDfsUsedSpace":2985606995968,"capacity":7871637078016,"numBlocks":0,"version":"3.4.0-SNAPSHOT","used":49152,"remaining":4486029123584,"blockScheduled":0,"blockPoolUsed":49152,"blockPoolUsedPercent":6.2441904E-7,"volfails":0,"lastBlockReport":58626],"blockPoolUsedPerce...>
at org.junit.Assert.assertEquals(Assert.java:117)
at org.junit.Assert.assertEquals(Assert.java:146)
at
org.apache.hadoop.hdfs.server.namenode.TestNameNodeMXBean.testDecommissioningNodes(TestNameNodeMXBean.java:390)
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$1.runReflectiveCall(FrameworkMethod.java:59)
at
org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
at
org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:56)
at
org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
at
org.junit.internal.runners.statements.FailOnTimeout$CallableStatement.call(FailOnTimeout.java:299)
at
org.junit.internal.runners.statements.FailOnTimeout$CallableStatement.call(FailOnTimeout.java:293)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.lang.Thread.run(Thread.java:748) {code}
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