[MAPREDUCE-4675] TestKillSubProcesses fails as the process is still alive after the job is done

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.1.0, 1.2.0
• Fix Version/s: 1.1.0
• Component/s: test
• Hadoop Flags: Reviewed
• Release Note: Fixed a race condition caused in TestKillSubProcesses caused due to a recent commit.
• Assignee: Bikas Saha
• Reporter: Arpit Gupta
• Created: 21/Sep/12 22:15
• Updated: 17/Oct/12 18:27
• Resolved: 24/Sep/12 22:40

Description

I ran this test in branch 1 and branch 1.1 and they both failed with the following

Testcase: testJobKillFailAndSucceed took 82.219 sec
        FAILED
null
junit.framework.AssertionFailedError: null
        at org.apache.hadoop.mapred.TestKillSubProcesses.validateKillingSubprocesses(TestKillSubProcesses.java:245)
        at org.apache.hadoop.mapred.TestKillSubProcesses.runKillingJobAndValidate(TestKillSubProcesses.java:97)
        at org.apache.hadoop.mapred.TestKillSubProcesses.runTests(TestKillSubProcesses.java:336)
        at org.apache.hadoop.mapred.TestKillSubProcesses.testJobKillFailAndSucceed(TestKillSubProcesses.java:320)