[MAPREDUCE-7138] ThrottledContainerAllocator in MRAppBenchmark should implement RMHeartbeatHandler

• Type: Bug
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Fix Version/s: 2.10.0, 3.2.0, 3.0.4, 2.9.2, 3.1.2, 2.8.6
• Component/s: test
• Hadoop Flags: Reviewed
• Assignee: Oleksandr Shevchenko
• Reporter: Oleksandr Shevchenko
• Created: 10/Sep/18 17:24
• Updated: 18/Sep/18 22:36
• Resolved: 18/Sep/18 22:30

Description

MRAppBenchmark#benchmark2 test fails with the following exception:

java.lang.ClassCastException: org.apache.hadoop.mapreduce.v2.app.MRAppBenchmark$ThrottledMRApp$ThrottledContainerAllocator cannot be cast to org.apache.hadoop.mapreduce.v2.app.rm.RMHeartbeatHandler

	at org.apache.hadoop.mapreduce.v2.app.MRAppMaster.getRMHeartbeatHandler(MRAppMaster.java:718)
	at org.apache.hadoop.mapreduce.v2.app.MRApp.createCommitterEventHandler(MRApp.java:665)
	at org.apache.hadoop.mapreduce.v2.app.MRAppMaster.serviceInit(MRAppMaster.java:391)
	at org.apache.hadoop.mapreduce.v2.app.MRApp.serviceInit(MRApp.java:266)
	at org.apache.hadoop.service.AbstractService.init(AbstractService.java:163)
	at org.apache.hadoop.mapreduce.v2.app.MRApp.submit(MRApp.java:294)
	at org.apache.hadoop.mapreduce.v2.app.MRApp.submit(MRApp.java:279)
	at org.apache.hadoop.mapreduce.v2.app.MRAppBenchmark.run(MRAppBenchmark.java:69)
	at org.apache.hadoop.mapreduce.v2.app.MRAppBenchmark.benchmark2(MRAppBenchmark.java:268)
	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:498)
	at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:47)
	at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
	at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:44)
	at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
	at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:271)
	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:70)
	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:50)
	at org.junit.runners.ParentRunner$3.run(ParentRunner.java:238)
	at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:63)
	at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:236)
	at org.junit.runners.ParentRunner.access$000(ParentRunner.java:53)
	at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:229)
	at org.junit.runners.ParentRunner.run(ParentRunner.java:309)
	at org.junit.runner.JUnitCore.run(JUnitCore.java:160)

since ThrottledContainerAllocator doesn't implement RMHeartbeatHandler interface.