Jason Lowe created YARN-7721:
--------------------------------
Summary: TestContinuousScheduling fails sporadically with NPE
Key: YARN-7721
URL: https://issues.apache.org/jira/browse/YARN-7721
Project: Hadoop YARN
Issue Type: Bug
Components: fairscheduler
Affects Versions: 3.1.0
Reporter: Jason Lowe
TestContinuousScheduling#testFairSchedulerContinuousSchedulingInitTime is
failing sporadically with an NPE in precommit builds, and I can usually
reproduce it locally after a few tries:
{noformat}
[ERROR]
testFairSchedulerContinuousSchedulingInitTime(org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.TestContinuousScheduling)
Time elapsed: 0.085 s <<< ERROR!
java.lang.NullPointerException
at
org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.TestContinuousScheduling.testFairSchedulerContinuousSchedulingInitTime(TestContinuousScheduling.java:383)
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:497)
at
org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:47)
[...]
{noformat}
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