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From tgra...@apache.org
Subject svn commit: r1367771 - in /hadoop/common/trunk/hadoop-mapreduce-project: ./ hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/main/java/org/apache/hadoop/mapreduce/v2/app/job/impl/ hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/test/java...
Date Tue, 31 Jul 2012 20:52:41 GMT
Author: tgraves
Date: Tue Jul 31 20:52:41 2012
New Revision: 1367771

URL: http://svn.apache.org/viewvc?rev=1367771&view=rev
Log:
MAPREDUCE-4457. mr job invalid transition TA_TOO_MANY_FETCH_FAILURE at FAILED  (Robert Evans
via tgraves)

Modified:
    hadoop/common/trunk/hadoop-mapreduce-project/CHANGES.txt
    hadoop/common/trunk/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/main/java/org/apache/hadoop/mapreduce/v2/app/job/impl/JobImpl.java
    hadoop/common/trunk/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/main/java/org/apache/hadoop/mapreduce/v2/app/job/impl/TaskAttemptImpl.java
    hadoop/common/trunk/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/test/java/org/apache/hadoop/mapreduce/v2/app/job/impl/TestTaskAttempt.java

Modified: hadoop/common/trunk/hadoop-mapreduce-project/CHANGES.txt
URL: http://svn.apache.org/viewvc/hadoop/common/trunk/hadoop-mapreduce-project/CHANGES.txt?rev=1367771&r1=1367770&r2=1367771&view=diff
==============================================================================
--- hadoop/common/trunk/hadoop-mapreduce-project/CHANGES.txt (original)
+++ hadoop/common/trunk/hadoop-mapreduce-project/CHANGES.txt Tue Jul 31 20:52:41 2012
@@ -779,6 +779,9 @@ Release 0.23.3 - UNRELEASED
     MAPREDUCE-4492. Configuring total queue capacity between 100.5 and 99.5 at
     perticular level is sucessfull (Mayank Bansal via bobby)
 
+    MAPREDUCE-4457. mr job invalid transition TA_TOO_MANY_FETCH_FAILURE at 
+    FAILED  (Robert Evans via tgraves)
+
 Release 0.23.2 - UNRELEASED
 
   INCOMPATIBLE CHANGES

Modified: hadoop/common/trunk/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/main/java/org/apache/hadoop/mapreduce/v2/app/job/impl/JobImpl.java
URL: http://svn.apache.org/viewvc/hadoop/common/trunk/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/main/java/org/apache/hadoop/mapreduce/v2/app/job/impl/JobImpl.java?rev=1367771&r1=1367770&r2=1367771&view=diff
==============================================================================
--- hadoop/common/trunk/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/main/java/org/apache/hadoop/mapreduce/v2/app/job/impl/JobImpl.java
(original)
+++ hadoop/common/trunk/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/main/java/org/apache/hadoop/mapreduce/v2/app/job/impl/JobImpl.java
Tue Jul 31 20:52:41 2012
@@ -1370,7 +1370,8 @@ public class JobImpl implements org.apac
           }
         }
         
-        float failureRate = (float) fetchFailures / runningReduceTasks;
+        float failureRate = runningReduceTasks == 0 ? 1.0f : 
+          (float) fetchFailures / runningReduceTasks;
         // declare faulty if fetch-failures >= max-allowed-failures
         boolean isMapFaulty =
             (failureRate >= MAX_ALLOWED_FETCH_FAILURES_FRACTION);

Modified: hadoop/common/trunk/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/main/java/org/apache/hadoop/mapreduce/v2/app/job/impl/TaskAttemptImpl.java
URL: http://svn.apache.org/viewvc/hadoop/common/trunk/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/main/java/org/apache/hadoop/mapreduce/v2/app/job/impl/TaskAttemptImpl.java?rev=1367771&r1=1367770&r2=1367771&view=diff
==============================================================================
--- hadoop/common/trunk/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/main/java/org/apache/hadoop/mapreduce/v2/app/job/impl/TaskAttemptImpl.java
(original)
+++ hadoop/common/trunk/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/main/java/org/apache/hadoop/mapreduce/v2/app/job/impl/TaskAttemptImpl.java
Tue Jul 31 20:52:41 2012
@@ -435,7 +435,8 @@ public abstract class TaskAttemptImpl im
              TaskAttemptEventType.TA_CONTAINER_CLEANED,
              TaskAttemptEventType.TA_COMMIT_PENDING,
              TaskAttemptEventType.TA_DONE,
-             TaskAttemptEventType.TA_FAILMSG))
+             TaskAttemptEventType.TA_FAILMSG,
+             TaskAttemptEventType.TA_TOO_MANY_FETCH_FAILURE))
 
      // Transitions from KILLED state
      .addTransition(TaskAttemptState.KILLED, TaskAttemptState.KILLED,

Modified: hadoop/common/trunk/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/test/java/org/apache/hadoop/mapreduce/v2/app/job/impl/TestTaskAttempt.java
URL: http://svn.apache.org/viewvc/hadoop/common/trunk/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/test/java/org/apache/hadoop/mapreduce/v2/app/job/impl/TestTaskAttempt.java?rev=1367771&r1=1367770&r2=1367771&view=diff
==============================================================================
--- hadoop/common/trunk/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/test/java/org/apache/hadoop/mapreduce/v2/app/job/impl/TestTaskAttempt.java
(original)
+++ hadoop/common/trunk/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/test/java/org/apache/hadoop/mapreduce/v2/app/job/impl/TestTaskAttempt.java
Tue Jul 31 20:52:41 2012
@@ -565,6 +565,73 @@ public class TestTaskAttempt{
     assertFalse("InternalError occurred trying to handle TA_CONTAINER_CLEANED",
         eventHandler.internalError);
   }
+  
+  @Test
+  public void testDoubleTooManyFetchFailure() throws Exception {
+    ApplicationId appId = BuilderUtils.newApplicationId(1, 2);
+    ApplicationAttemptId appAttemptId =
+      BuilderUtils.newApplicationAttemptId(appId, 0);
+    JobId jobId = MRBuilderUtils.newJobId(appId, 1);
+    TaskId taskId = MRBuilderUtils.newTaskId(jobId, 1, TaskType.MAP);
+    TaskAttemptId attemptId = MRBuilderUtils.newTaskAttemptId(taskId, 0);
+    Path jobFile = mock(Path.class);
+
+    MockEventHandler eventHandler = new MockEventHandler();
+    TaskAttemptListener taListener = mock(TaskAttemptListener.class);
+    when(taListener.getAddress()).thenReturn(new InetSocketAddress("localhost", 0));
+
+    JobConf jobConf = new JobConf();
+    jobConf.setClass("fs.file.impl", StubbedFS.class, FileSystem.class);
+    jobConf.setBoolean("fs.file.impl.disable.cache", true);
+    jobConf.set(JobConf.MAPRED_MAP_TASK_ENV, "");
+    jobConf.set(MRJobConfig.APPLICATION_ATTEMPT_ID, "10");
+
+    TaskSplitMetaInfo splits = mock(TaskSplitMetaInfo.class);
+    when(splits.getLocations()).thenReturn(new String[] {"127.0.0.1"});
+
+    AppContext appCtx = mock(AppContext.class);
+    ClusterInfo clusterInfo = mock(ClusterInfo.class);
+    Resource resource = mock(Resource.class);
+    when(appCtx.getClusterInfo()).thenReturn(clusterInfo);
+    when(clusterInfo.getMinContainerCapability()).thenReturn(resource);
+    when(resource.getMemory()).thenReturn(1024);
+
+    TaskAttemptImpl taImpl =
+      new MapTaskAttemptImpl(taskId, 1, eventHandler, jobFile, 1,
+          splits, jobConf, taListener,
+          mock(OutputCommitter.class), mock(Token.class), new Credentials(),
+          new SystemClock(), appCtx);
+
+    NodeId nid = BuilderUtils.newNodeId("127.0.0.1", 0);
+    ContainerId contId = BuilderUtils.newContainerId(appAttemptId, 3);
+    Container container = mock(Container.class);
+    when(container.getId()).thenReturn(contId);
+    when(container.getNodeId()).thenReturn(nid);
+    when(container.getNodeHttpAddress()).thenReturn("localhost:0");
+
+    taImpl.handle(new TaskAttemptEvent(attemptId,
+        TaskAttemptEventType.TA_SCHEDULE));
+    taImpl.handle(new TaskAttemptContainerAssignedEvent(attemptId,
+        container, mock(Map.class)));
+    taImpl.handle(new TaskAttemptContainerLaunchedEvent(attemptId, 0));
+    taImpl.handle(new TaskAttemptEvent(attemptId,
+        TaskAttemptEventType.TA_DONE));
+    taImpl.handle(new TaskAttemptEvent(attemptId,
+        TaskAttemptEventType.TA_CONTAINER_CLEANED));
+    
+    assertEquals("Task attempt is not in succeeded state", taImpl.getState(),
+        TaskAttemptState.SUCCEEDED);
+    taImpl.handle(new TaskAttemptEvent(attemptId,
+        TaskAttemptEventType.TA_TOO_MANY_FETCH_FAILURE));
+    assertEquals("Task attempt is not in FAILED state", taImpl.getState(),
+        TaskAttemptState.FAILED);
+    taImpl.handle(new TaskAttemptEvent(attemptId,
+        TaskAttemptEventType.TA_TOO_MANY_FETCH_FAILURE));
+    assertEquals("Task attempt is not in FAILED state, still", taImpl.getState(),
+        TaskAttemptState.FAILED);
+    assertFalse("InternalError occurred trying to handle TA_CONTAINER_CLEANED",
+        eventHandler.internalError);
+  }
 
   public static class MockEventHandler implements EventHandler {
     public boolean internalError;



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