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MAPREDUCE-7249. Fix Invalid event TA_TOO_MANY_FETCH_FAILURE at SUCCESS_CONTAINER_CLEANUP causes job failure. 

Contributed by Wilfred Spiegelenburg.
This commit is contained in:
prabhujoseph 2019-11-28 10:57:05 +05:30
parent 2b452b4e60
commit 013c6e51b6
2 changed files with 42 additions and 6 deletions
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4
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/main/java/org/apache/hadoop/mapreduce/v2/app/job/impl/TaskAttemptImpl.java
View File

@ -480,6 +480,10 @@ public abstract class TaskAttemptImpl implements
.addTransition(TaskAttemptStateInternal.SUCCESS_CONTAINER_CLEANUP,
TaskAttemptStateInternal.SUCCEEDED,
TaskAttemptEventType.TA_CONTAINER_CLEANED)
.addTransition(TaskAttemptStateInternal.SUCCESS_CONTAINER_CLEANUP,
TaskAttemptStateInternal.FAILED,
TaskAttemptEventType.TA_TOO_MANY_FETCH_FAILURE,
new TooManyFetchFailureTransition())
.addTransition(
TaskAttemptStateInternal.SUCCESS_CONTAINER_CLEANUP,
TaskAttemptStateInternal.SUCCESS_CONTAINER_CLEANUP,

32
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/test/java/org/apache/hadoop/mapreduce/v2/app/job/impl/TestTaskAttempt.java
View File

@ -1863,6 +1863,38 @@ public class TestTaskAttempt{
createReduceTaskAttemptImplForTest(eventHandler, clock, jobConf);
}
@Test
public void testTooManyFetchFailureWhileContainerCleanup() {
MockEventHandler eventHandler = new MockEventHandler();
TaskAttemptImpl taImpl = createTaskAttemptImpl(eventHandler);
TaskId reducetaskId = MRBuilderUtils.newTaskId(taImpl.getID().getTaskId()
.getJobId(), 1, TaskType.REDUCE);
TaskAttemptId reduceTAId =
MRBuilderUtils.newTaskAttemptId(reducetaskId, 0);
// move in two steps to the desired state (cannot get there directly)
taImpl.handle(new TaskAttemptEvent(taImpl.getID(),
TaskAttemptEventType.TA_DONE));
assertEquals("Task attempt's internal state is not " +
"SUCCESS_FINISHING_CONTAINER",
TaskAttemptStateInternal.SUCCESS_FINISHING_CONTAINER,
taImpl.getInternalState());
taImpl.handle(new TaskAttemptEvent(taImpl.getID(),
TaskAttemptEventType.TA_TIMED_OUT));
assertEquals("Task attempt's internal state is not " +
"SUCCESS_CONTAINER_CLEANUP",
TaskAttemptStateInternal.SUCCESS_CONTAINER_CLEANUP,
taImpl.getInternalState());
taImpl.handle(new TaskAttemptTooManyFetchFailureEvent(taImpl.getID(),
reduceTAId, "Host"));
assertEquals("Task attempt is not in FAILED state",
TaskAttemptState.FAILED,
taImpl.getState());
assertFalse("InternalError occurred", eventHandler.internalError);
}
private void initResourceTypes() {
CustomResourceTypesConfigurationProvider.initResourceTypes(
ImmutableMap.<String, String>builder()