GH-441: Fix test cases when CI randomly failed ----------------------------------------------
Key: OOZIE-290
URL: https://issues.apache.org/jira/browse/OOZIE-290
Project: Oozie
Issue Type: Bug
Reporter: Hadoop QA
TestLauncher.java
TestPigActionExecutor.java
TestSshActionExecutor.java
TestCallableQueueService.java
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