Haibo Chen created YARN-4838:
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Summary: TestLogAggregationService.
testLocalFileDeletionOnDiskFull failed
Key: YARN-4838
URL: https://issues.apache.org/jira/browse/YARN-4838
Project: Hadoop YARN
Issue Type: Test
Components: log-aggregation
Reporter: Haibo Chen
org.apache.hadoop.yarn.server.nodemanager.containermanager.logaggregation.TestLogAggregationService
testLocalFileDeletionOnDiskFull failed
java.lang.AssertionError: null
at org.junit.Assert.fail(Assert.java:86)
at org.junit.Assert.assertTrue(Assert.java:41)
at org.junit.Assert.assertFalse(Assert.java:64)
at org.junit.Assert.assertFalse(Assert.java:74)
at
org.apache.hadoop.yarn.server.nodemanager.containermanager.logaggregation.TestLogAggregationService.verifyLocalFileDeletion(TestLogAggregationService.java:232)
at
org.apache.hadoop.yarn.server.nodemanager.containermanager.logaggregation.TestLogAggregationService.testLocalFileDeletionOnDiskFull(TestLogAggregationService.java:288)
The failure is caused by the time issue of DeletionService. DeletionService
runs its only thread pool to delete files. When verfiyLocalFileDeletion()
method checks file existence, it is possible that the FileDeletionTask has been
executed by the thread pool in DeletionService.
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