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Posted to yarn-commits@hadoop.apache.org by jl...@apache.org on 2014/08/22 00:45:36 UTC

svn commit: r1619616 - in /hadoop/common/branches/branch-2/hadoop-yarn-project: ./ hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/ hadoop-yarn/hadoop-yarn-server/h...

Author: jlowe
Date: Thu Aug 21 22:45:35 2014
New Revision: 1619616

URL: http://svn.apache.org/r1619616
Log:
svn merge -c 1619614 FIXES: YARN-2434. RM should not recover containers from previously failed attempt when AM restart is not enabled. Contributed by Jian He

Modified:
    hadoop/common/branches/branch-2/hadoop-yarn-project/CHANGES.txt
    hadoop/common/branches/branch-2/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/AbstractYarnScheduler.java
    hadoop/common/branches/branch-2/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/TestWorkPreservingRMRestart.java

Modified: hadoop/common/branches/branch-2/hadoop-yarn-project/CHANGES.txt
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-2/hadoop-yarn-project/CHANGES.txt?rev=1619616&r1=1619615&r2=1619616&view=diff
==============================================================================
--- hadoop/common/branches/branch-2/hadoop-yarn-project/CHANGES.txt (original)
+++ hadoop/common/branches/branch-2/hadoop-yarn-project/CHANGES.txt Thu Aug 21 22:45:35 2014
@@ -211,6 +211,9 @@ Release 2.6.0 - UNRELEASED
     YARN-2424. LCE should support non-cgroups, non-secure mode (Chris Douglas 
     via aw)
 
+    YARN-2434. RM should not recover containers from previously failed attempt
+    when AM restart is not enabled (Jian He via jlowe)
+
 Release 2.5.0 - 2014-08-11
 
   INCOMPATIBLE CHANGES

Modified: hadoop/common/branches/branch-2/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/AbstractYarnScheduler.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-2/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/AbstractYarnScheduler.java?rev=1619616&r1=1619615&r2=1619616&view=diff
==============================================================================
--- hadoop/common/branches/branch-2/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/AbstractYarnScheduler.java (original)
+++ hadoop/common/branches/branch-2/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/AbstractYarnScheduler.java Thu Aug 21 22:45:35 2014
@@ -273,6 +273,19 @@ public abstract class AbstractYarnSchedu
       SchedulerApplicationAttempt schedulerAttempt =
           schedulerApp.getCurrentAppAttempt();
 
+      if (!rmApp.getApplicationSubmissionContext()
+        .getKeepContainersAcrossApplicationAttempts()) {
+        // Do not recover containers for stopped attempt or previous attempt.
+        if (schedulerAttempt.isStopped()
+            || !schedulerAttempt.getApplicationAttemptId().equals(
+              container.getContainerId().getApplicationAttemptId())) {
+          LOG.info("Skip recovering container " + container
+              + " for already stopped attempt.");
+          killOrphanContainerOnNode(nm, container);
+          continue;
+        }
+      }
+
       // create container
       RMContainer rmContainer = recoverAndCreateContainer(container, nm);
 

Modified: hadoop/common/branches/branch-2/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/TestWorkPreservingRMRestart.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-2/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/TestWorkPreservingRMRestart.java?rev=1619616&r1=1619615&r2=1619616&view=diff
==============================================================================
--- hadoop/common/branches/branch-2/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/TestWorkPreservingRMRestart.java (original)
+++ hadoop/common/branches/branch-2/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/TestWorkPreservingRMRestart.java Thu Aug 21 22:45:35 2014
@@ -513,6 +513,19 @@ public class TestWorkPreservingRMRestart
     // just-recovered containers.
     assertNull(scheduler.getRMContainer(runningContainer.getContainerId()));
     assertNull(scheduler.getRMContainer(completedContainer.getContainerId()));
+
+    rm2.waitForNewAMToLaunchAndRegister(app1.getApplicationId(), 2, nm1);
+
+    MockNM nm2 =
+        new MockNM("127.1.1.1:4321", 8192, rm2.getResourceTrackerService());
+    NMContainerStatus previousAttemptContainer =
+        TestRMRestart.createNMContainerStatus(am1.getApplicationAttemptId(), 4,
+          ContainerState.RUNNING);
+    nm2.registerNode(Arrays.asList(previousAttemptContainer), null);
+    // Wait for RM to settle down on recovering containers;
+    Thread.sleep(3000);
+    // check containers from previous failed attempt should not be recovered.
+    assertNull(scheduler.getRMContainer(previousAttemptContainer.getContainerId()));
   }
 
   // Apps already completed before RM restart. Restarted RM scheduler should not