Jonathan Hsieh created HBASE-8392:
-------------------------------------
Summary: TestMetricMBeanBase#testGetAttribute is flakey under
hadoop2 profile
Key: HBASE-8392
URL: https://issues.apache.org/jira/browse/HBASE-8392
Project: HBase
Issue Type: Sub-task
Components: hadoop2, metrics, test
Affects Versions: 0.95.0, 0.98.0
Reporter: Jonathan Hsieh
This specific small unit tests flakes out occasionally and blocks the medium
and large tests from running.
Here's an error trace:
{code}
Error Message
expected:<2.0> but was:<0.125>
Stacktrace
junit.framework.AssertionFailedError: expected:<2.0> but was:<0.125>
at junit.framework.Assert.fail(Assert.java:57)
at junit.framework.Assert.failNotEquals(Assert.java:329)
at junit.framework.Assert.assertEquals(Assert.java:120)
at junit.framework.Assert.assertEquals(Assert.java:129)
at junit.framework.TestCase.assertEquals(TestCase.java:288)
at
org.apache.hadoop.hbase.metrics.TestMetricsMBeanBase.testGetAttribute(TestMetricsMBeanBase.java:93)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at junit.framework.TestCase.runTest(TestCase.java:176)
at junit.framework.TestCase.runBare(TestCase.java:141)
at junit.framework.TestResult$1.protect(TestResult.java:122)
at junit.framework.TestResult.runProtected(TestResult.java:142)
at junit.framework.TestResult.run(TestResult.java:125)
at junit.framework.TestCase.run(TestCase.java:129)
at junit.framework.TestSuite.runTest(TestSuite.java:255)
at junit.framework.TestSuite.run(TestSuite.java:250)
at
org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:84)
at org.junit.runners.Suite.runChild(Suite.java:127)
at org.junit.runners.Suite.runChild(Suite.java:26)
at org.junit.runners.ParentRunner$3.run(ParentRunner.java:238)
at
java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:441)
at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
at java.util.concurrent.FutureTask.run(FutureTask.java:138)
at
java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
at java.lang.Thread.run(Thread.java:662)
{code}
[~eclark] took a quick look and will chime in on this.
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