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From sun...@apache.org
Subject hadoop git commit: YARN-7632. Effective min and max resource need to be set for auto created leaf queues upon creation and capacity management. Contributed by Suma Shivaprasad.
Date Mon, 11 Dec 2017 13:50:24 GMT
Repository: hadoop
Updated Branches:
  refs/heads/trunk a2edc4cbf -> 312ceebde


YARN-7632. Effective min and max resource need to be set for auto created leaf queues upon
creation and capacity management. Contributed by Suma Shivaprasad.


Project: http://git-wip-us.apache.org/repos/asf/hadoop/repo
Commit: http://git-wip-us.apache.org/repos/asf/hadoop/commit/312ceebd
Tree: http://git-wip-us.apache.org/repos/asf/hadoop/tree/312ceebd
Diff: http://git-wip-us.apache.org/repos/asf/hadoop/diff/312ceebd

Branch: refs/heads/trunk
Commit: 312ceebde8ef8881fc43d82a096fb852f833a206
Parents: a2edc4c
Author: Sunil G <sunilg@apache.org>
Authored: Mon Dec 11 19:20:02 2017 +0530
Committer: Sunil G <sunilg@apache.org>
Committed: Mon Dec 11 19:20:02 2017 +0530

----------------------------------------------------------------------
 .../capacity/AutoCreatedLeafQueue.java          |  19 ++-
 .../TestAbsoluteResourceConfiguration.java      |   2 +-
 ...stCapacitySchedulerAutoCreatedQueueBase.java | 126 +++++++++++++++++--
 .../TestCapacitySchedulerAutoQueueCreation.java | 118 +++++++++++++++--
 .../scheduler/capacity/TestUtils.java           |   2 +-
 5 files changed, 238 insertions(+), 29 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/hadoop/blob/312ceebd/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/AutoCreatedLeafQueue.java
----------------------------------------------------------------------
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/AutoCreatedLeafQueue.java
b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/AutoCreatedLeafQueue.java
index 1d796ad..8b67087 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/AutoCreatedLeafQueue.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/AutoCreatedLeafQueue.java
@@ -21,6 +21,8 @@ package org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity;
 import org.apache.hadoop.yarn.api.records.Resource;
 import org.apache.hadoop.yarn.server.resourcemanager.scheduler.SchedulerDynamicEditException;
 import org.apache.hadoop.yarn.server.resourcemanager.scheduler.common.QueueEntitlement;
+
+import org.apache.hadoop.yarn.util.resource.Resources;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
@@ -101,14 +103,23 @@ public class AutoCreatedLeafQueue extends AbstractAutoCreatedLeafQueue
{
 
   private void mergeCapacities(QueueCapacities capacities) {
     for ( String nodeLabel : capacities.getExistingNodeLabels()) {
-      this.queueCapacities.setCapacity(nodeLabel,
+      queueCapacities.setCapacity(nodeLabel,
           capacities.getCapacity(nodeLabel));
-      this.queueCapacities.setAbsoluteCapacity(nodeLabel, capacities
+      queueCapacities.setAbsoluteCapacity(nodeLabel, capacities
           .getAbsoluteCapacity(nodeLabel));
-      this.queueCapacities.setMaximumCapacity(nodeLabel, capacities
+      queueCapacities.setMaximumCapacity(nodeLabel, capacities
           .getMaximumCapacity(nodeLabel));
-      this.queueCapacities.setAbsoluteMaximumCapacity(nodeLabel, capacities
+      queueCapacities.setAbsoluteMaximumCapacity(nodeLabel, capacities
           .getAbsoluteMaximumCapacity(nodeLabel));
+
+      Resource resourceByLabel = labelManager.getResourceByLabel(nodeLabel,
+          csContext.getClusterResource());
+      getQueueResourceQuotas().setEffectiveMinResource(nodeLabel,
+          Resources.multiply(resourceByLabel,
+              queueCapacities.getAbsoluteCapacity(nodeLabel)));
+      getQueueResourceQuotas().setEffectiveMaxResource(nodeLabel,
+          Resources.multiply(resourceByLabel, queueCapacities
+              .getAbsoluteMaximumCapacity(nodeLabel)));
     }
   }
 

http://git-wip-us.apache.org/repos/asf/hadoop/blob/312ceebd/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/TestAbsoluteResourceConfiguration.java
----------------------------------------------------------------------
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/TestAbsoluteResourceConfiguration.java
b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/TestAbsoluteResourceConfiguration.java
index 5c4a12e..298e1ab 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/TestAbsoluteResourceConfiguration.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/TestAbsoluteResourceConfiguration.java
@@ -513,7 +513,7 @@ public class TestAbsoluteResourceConfiguration {
   }
 
   @Test
-  public void testEffectiveResourceAfterIncreasinClusterResource()
+  public void testEffectiveResourceAfterIncreasingClusterResource()
       throws Exception {
     // create conf with basic queue configuration.
     CapacitySchedulerConfiguration csConf = setupComplexQueueConfiguration(

http://git-wip-us.apache.org/repos/asf/hadoop/blob/312ceebd/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/TestCapacitySchedulerAutoCreatedQueueBase.java
----------------------------------------------------------------------
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/TestCapacitySchedulerAutoCreatedQueueBase.java
b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/TestCapacitySchedulerAutoCreatedQueueBase.java
index 4e77339..d6282a1 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/TestCapacitySchedulerAutoCreatedQueueBase.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/TestCapacitySchedulerAutoCreatedQueueBase.java
@@ -17,17 +17,25 @@
  */
 package org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity;
 
+import com.google.common.collect.ImmutableMap;
+import com.google.common.collect.ImmutableSet;
 import org.apache.commons.lang.math.RandomUtils;
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
 import org.apache.hadoop.yarn.api.records.ApplicationAttemptId;
 import org.apache.hadoop.yarn.api.records.ApplicationId;
+import org.apache.hadoop.yarn.api.records.NodeId;
+import org.apache.hadoop.yarn.api.records.Resource;
 import org.apache.hadoop.yarn.conf.YarnConfiguration;
 import org.apache.hadoop.yarn.event.AsyncDispatcher;
 import org.apache.hadoop.yarn.event.Event;
 import org.apache.hadoop.yarn.event.EventHandler;
 import org.apache.hadoop.yarn.exceptions.YarnException;
+import org.apache.hadoop.yarn.server.resourcemanager.MockNM;
 import org.apache.hadoop.yarn.server.resourcemanager.MockRM;
+import org.apache.hadoop.yarn.server.resourcemanager.nodelabels
+    .NullRMNodeLabelsManager;
+import org.apache.hadoop.yarn.server.resourcemanager.nodelabels.RMNodeLabelsManager;
 import org.apache.hadoop.yarn.server.resourcemanager.placement
     .ApplicationPlacementContext;
 import org.apache.hadoop.yarn.server.resourcemanager.placement
@@ -51,13 +59,17 @@ import org.apache.hadoop.yarn.server.resourcemanager.scheduler.event
 import org.apache.hadoop.yarn.server.resourcemanager.scheduler.event
     .SchedulerEvent;
 import org.apache.hadoop.yarn.server.utils.BuilderUtils;
+import org.apache.hadoop.yarn.util.resource.Resources;
 import org.junit.After;
 import org.junit.Assert;
 import org.junit.Before;
 
+import java.io.IOException;
 import java.util.ArrayList;
+import java.util.HashMap;
 import java.util.HashSet;
 import java.util.List;
+import java.util.Map;
 import java.util.Set;
 import java.util.concurrent.BlockingQueue;
 import java.util.concurrent.LinkedBlockingQueue;
@@ -73,13 +85,14 @@ import static org.apache.hadoop.yarn.server.resourcemanager.scheduler
     .capacity.CapacitySchedulerConfiguration.FAIR_APP_ORDERING_POLICY;
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
 import static org.junit.Assert.fail;
 
 public class TestCapacitySchedulerAutoCreatedQueueBase {
 
   private static final Log LOG = LogFactory.getLog(
       TestCapacitySchedulerAutoCreatedQueueBase.class);
-  public final int GB = 1024;
+  public static final int GB = 1024;
   public final static ContainerUpdates NULL_UPDATE_REQUESTS =
       new ContainerUpdates();
 
@@ -107,6 +120,12 @@ public class TestCapacitySchedulerAutoCreatedQueueBase {
   public static final float C1_CAPACITY = 20f;
   public static final float C2_CAPACITY = 20f;
 
+  public static final int NODE_MEMORY = 16;
+
+  public static final int NODE1_VCORES = 16;
+  public static final int NODE2_VCORES = 32;
+  public static final int NODE3_VCORES = 48;
+
   public static final String USER = "user_";
   public static final String USER0 = USER + 0;
   public static final String USER1 = USER + 1;
@@ -120,6 +139,9 @@ public class TestCapacitySchedulerAutoCreatedQueueBase {
   public static final String NODEL_LABEL_SSD = "SSD";
 
   protected MockRM mockRM = null;
+  protected MockNM nm1 = null;
+  protected MockNM nm2 = null;
+  protected MockNM nm3 = null;
   protected CapacityScheduler cs;
   private final TestCapacityScheduler tcs = new TestCapacityScheduler();
   protected SpyDispatcher dispatcher;
@@ -163,16 +185,43 @@ public class TestCapacitySchedulerAutoCreatedQueueBase {
 
     setupQueueMappings(conf);
 
-    mockRM = new MockRM(conf);
-    cs = (CapacityScheduler) mockRM.getResourceScheduler();
-
     dispatcher = new SpyDispatcher();
     rmAppEventEventHandler = new SpyDispatcher.SpyRMAppEventHandler();
     dispatcher.register(RMAppEventType.class, rmAppEventEventHandler);
+
+    RMNodeLabelsManager mgr = setupNodeLabelManager(conf);
+
+    mockRM = new MockRM(conf) {
+      protected RMNodeLabelsManager createNodeLabelManager() {
+        return mgr;
+      }
+    };
+
+    cs = (CapacityScheduler) mockRM.getResourceScheduler();
     cs.updatePlacementRules();
     mockRM.start();
-
     cs.start();
+
+    setupNodes(mockRM);
+  }
+
+  protected void setupNodes(MockRM newMockRM) throws Exception {
+    nm1 = // label = SSD
+        new MockNM("h1:1234", NODE_MEMORY * GB, NODE1_VCORES, newMockRM
+            .getResourceTrackerService());
+    nm1.registerNode();
+
+    nm2 = // label = GPU
+        new MockNM("h2:1234", NODE_MEMORY * GB, NODE2_VCORES, newMockRM
+            .getResourceTrackerService
+            ());
+    nm2.registerNode();
+
+    nm3 = // label = ""
+        new MockNM("h3:1234", NODE_MEMORY * GB, NODE3_VCORES, newMockRM
+            .getResourceTrackerService
+                ());
+    nm3.registerNode();
   }
 
   public static CapacitySchedulerConfiguration setupQueueMappings(
@@ -340,21 +389,23 @@ public class TestCapacitySchedulerAutoCreatedQueueBase {
     return queueMappings;
   }
 
-  protected MockRM setupSchedulerInstance() {
+  protected MockRM setupSchedulerInstance() throws Exception {
     CapacitySchedulerConfiguration conf = new CapacitySchedulerConfiguration();
     setupQueueConfiguration(conf);
     conf.setClass(YarnConfiguration.RM_SCHEDULER, CapacityScheduler.class,
         ResourceScheduler.class);
 
-    List<String> queuePlacementRules = new ArrayList<String>();
-    queuePlacementRules.add(YarnConfiguration.USER_GROUP_PLACEMENT_RULE);
-    conf.setQueuePlacementRules(queuePlacementRules);
-
     setupQueueMappings(conf);
 
-    MockRM newMockRM = new MockRM(conf);
+    RMNodeLabelsManager mgr = setupNodeLabelManager(conf);
+    MockRM newMockRM = new MockRM(conf) {
+      protected RMNodeLabelsManager createNodeLabelManager() {
+        return mgr;
+      }
+    };
     newMockRM.start();
     ((CapacityScheduler) newMockRM.getResourceScheduler()).start();
+    setupNodes(newMockRM);
     return newMockRM;
   }
 
@@ -390,6 +441,21 @@ public class TestCapacitySchedulerAutoCreatedQueueBase {
     return parentQueue + DOT + leafQueue;
   }
 
+  protected RMNodeLabelsManager setupNodeLabelManager(
+      CapacitySchedulerConfiguration conf) throws IOException {
+    final RMNodeLabelsManager mgr = new NullRMNodeLabelsManager();
+    mgr.init(conf);
+    mgr.addToCluserNodeLabelsWithDefaultExclusivity(
+        ImmutableSet.of(NODEL_LABEL_SSD, NODEL_LABEL_GPU));
+    mgr.addLabelsToNode(ImmutableMap
+        .of(NodeId.newInstance("h1", 0),
+            TestUtils.toSet(NODEL_LABEL_SSD)));
+    mgr.addLabelsToNode(ImmutableMap
+        .of(NodeId.newInstance("h2", 0),
+            TestUtils.toSet(NODEL_LABEL_GPU)));
+    return mgr;
+  }
+
   protected ApplicationAttemptId submitApp(CapacityScheduler newCS, String user,
       String queue, String parentQueue) {
     ApplicationId appId = BuilderUtils.newApplicationId(1, 1);
@@ -460,8 +526,19 @@ public class TestCapacitySchedulerAutoCreatedQueueBase {
     AutoCreatedLeafQueue leafQueue =
         (AutoCreatedLeafQueue) capacityScheduler.getQueue(leafQueueName);
 
+    Map<String, QueueEntitlement> expectedEntitlements = new HashMap<>();
+    QueueCapacities cap = autoCreateEnabledParentQueue.getLeafQueueTemplate()
+        .getQueueCapacities();
+
     for (String label : accessibleNodeLabelsOnC) {
       validateCapacitiesByLabel(autoCreateEnabledParentQueue, leafQueue, label);
+
+      QueueEntitlement expectedEntitlement = new QueueEntitlement(
+          cap.getCapacity(label), cap.getMaximumCapacity(label));
+
+      expectedEntitlements.put(label, expectedEntitlement);
+
+      validateEffectiveMinResource(leafQueue, label, expectedEntitlements);
     }
 
     assertEquals(true, policy.isActive(leafQueue));
@@ -480,6 +557,28 @@ public class TestCapacitySchedulerAutoCreatedQueueBase {
         leafQueue.getQueueCapacities().getMaximumCapacity(label), EPSILON);
   }
 
+  protected void validateEffectiveMinResource(CSQueue leafQueue,
+      String label, Map<String, QueueEntitlement> expectedQueueEntitlements) {
+    ManagedParentQueue parentQueue = (ManagedParentQueue) leafQueue.getParent();
+
+    Resource resourceByLabel = mockRM.getRMContext().getNodeLabelManager().
+        getResourceByLabel(label, cs.getClusterResource());
+    Resource effMinCapacity = Resources.multiply(resourceByLabel,
+        expectedQueueEntitlements.get(label).getCapacity() * parentQueue
+            .getQueueCapacities().getAbsoluteCapacity(label));
+    assertEquals(effMinCapacity, Resources.multiply(resourceByLabel,
+        leafQueue.getQueueCapacities().getAbsoluteCapacity(label)));
+    assertEquals(effMinCapacity, leafQueue.getEffectiveCapacity(label));
+
+    if (leafQueue.getQueueCapacities().getAbsoluteCapacity(label) > 0) {
+      assertTrue(Resources
+          .greaterThan(cs.getResourceCalculator(), cs.getClusterResource(),
+              effMinCapacity, Resources.none()));
+    } else{
+      assertTrue(Resources.equals(effMinCapacity, Resources.none()));
+    }
+  }
+
   protected void validateActivatedQueueEntitlement(CSQueue parentQueue,
       String leafQueueName, float expectedTotalChildQueueAbsCapacity,
       List<QueueManagementChange> queueManagementChanges)
@@ -552,6 +651,8 @@ public class TestCapacitySchedulerAutoCreatedQueueBase {
       QueueEntitlement expectedQueueEntitlement,
       final List<QueueManagementChange> queueEntitlementChanges) {
     boolean found = false;
+
+    Map<String, QueueEntitlement> expectedQueueEntitlements = new HashMap<>();
     for (QueueManagementChange entitlementChange : queueEntitlementChanges) {
       if (leafQueue.getQueueName().equals(
           entitlementChange.getQueue().getQueueName())) {
@@ -565,6 +666,9 @@ public class TestCapacitySchedulerAutoCreatedQueueBase {
               updatedQueueTemplate.getQueueCapacities()
                   .getMaximumCapacity(label));
           assertEquals(expectedQueueEntitlement, newEntitlement);
+          expectedQueueEntitlements.put(label, expectedQueueEntitlement);
+          validateEffectiveMinResource(leafQueue, label,
+              expectedQueueEntitlements);
         }
         found = true;
         break;

http://git-wip-us.apache.org/repos/asf/hadoop/blob/312ceebd/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/TestCapacitySchedulerAutoQueueCreation.java
----------------------------------------------------------------------
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/TestCapacitySchedulerAutoQueueCreation.java
b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/TestCapacitySchedulerAutoQueueCreation.java
index 049a932..a3b88c0 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/TestCapacitySchedulerAutoQueueCreation.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/TestCapacitySchedulerAutoQueueCreation.java
@@ -24,6 +24,7 @@ import org.apache.hadoop.yarn.api.records.ApplicationId;
 import org.apache.hadoop.yarn.api.records.ContainerId;
 import org.apache.hadoop.yarn.api.records.Priority;
 import org.apache.hadoop.yarn.api.records.QueueState;
+import org.apache.hadoop.yarn.api.records.Resource;
 import org.apache.hadoop.yarn.api.records.ResourceRequest;
 import org.apache.hadoop.yarn.conf.YarnConfiguration;
 import org.apache.hadoop.yarn.factories.RecordFactory;
@@ -64,6 +65,8 @@ import org.apache.hadoop.yarn.server.resourcemanager.security
 import org.apache.hadoop.yarn.server.resourcemanager.security
     .RMContainerTokenSecretManager;
 import org.apache.hadoop.yarn.server.utils.BuilderUtils;
+import org.apache.hadoop.yarn.util.resource.Resources;
+import org.junit.Assert;
 import org.junit.Test;
 
 import java.io.IOException;
@@ -91,12 +94,19 @@ public class TestCapacitySchedulerAutoQueueCreation
   private static final Log LOG = LogFactory.getLog(
       TestCapacitySchedulerAutoQueueCreation.class);
 
+  private static final Resource TEMPLATE_MAX_RES = Resource.newInstance(16 *
+          GB,
+      48);
+  private static final Resource TEMPLATE_MIN_RES = Resource.newInstance(1638,
+      4);
+
+
   @Test(timeout = 10000)
   public void testAutoCreateLeafQueueCreation() throws Exception {
 
     try {
       // submit an app
-      submitApp(cs, USER0, USER0, PARENT_QUEUE);
+      submitApp(mockRM, cs.getQueue(PARENT_QUEUE), USER0, USER0, 1, 1);
 
       // check preconditions
       List<ApplicationAttemptId> appsInC = cs.getAppsInQueue(PARENT_QUEUE);
@@ -419,7 +429,7 @@ public class TestCapacitySchedulerAutoQueueCreation
 
   @Test
   public void testAutoCreationFailsWhenParentCapacityExceeded()
-      throws IOException, SchedulerDynamicEditException {
+      throws Exception {
     MockRM newMockRM = setupSchedulerInstance();
     CapacityScheduler newCS =
         (CapacityScheduler) newMockRM.getResourceScheduler();
@@ -468,11 +478,6 @@ public class TestCapacitySchedulerAutoQueueCreation
   public void testAutoCreatedQueueActivationDeactivation() throws Exception {
 
     try {
-      String host = "127.0.0.1";
-      RMNode node = MockNodes.newNodeInfo(0, MockNodes.newResource(4 * GB), 1,
-          host);
-      cs.handle(new NodeAddedSchedulerEvent(node));
-
       CSQueue parentQueue = cs.getQueue(PARENT_QUEUE);
 
       //submit app1 as USER1
@@ -531,6 +536,100 @@ public class TestCapacitySchedulerAutoQueueCreation
   }
 
   @Test
+  public void testClusterResourceUpdationOnAutoCreatedLeafQueues() throws
+      Exception {
+
+    MockRM newMockRM = setupSchedulerInstance();
+    try {
+      CapacityScheduler newCS =
+          (CapacityScheduler) newMockRM.getResourceScheduler();
+
+      CSQueue parentQueue = newCS.getQueue(PARENT_QUEUE);
+
+      //submit app1 as USER1
+      submitApp(newMockRM, parentQueue, USER1, USER1, 1, 1);
+      validateInitialQueueEntitlement(newCS, parentQueue, USER1, 0.1f);
+      CSQueue user1LeafQueue = newCS.getQueue(USER1);
+
+      //submit another app2 as USER2
+      submitApp(newMockRM, parentQueue, USER2, USER2, 2, 1);
+      validateInitialQueueEntitlement(newCS, parentQueue, USER2, 0.2f);
+      CSQueue user2LeafQueue = newCS.getQueue(USER2);
+
+      //validate total activated abs capacity remains the same
+      GuaranteedOrZeroCapacityOverTimePolicy autoCreatedQueueManagementPolicy =
+          (GuaranteedOrZeroCapacityOverTimePolicy) ((ManagedParentQueue)
+              parentQueue)
+              .getAutoCreatedQueueManagementPolicy();
+      assertEquals(autoCreatedQueueManagementPolicy
+          .getAbsoluteActivatedChildQueueCapacity(), 0.2f, EPSILON);
+
+      //submit user_3 app. This cant be scheduled since there is no capacity
+      submitApp(newMockRM, parentQueue, USER3, USER3, 3, 1);
+      final CSQueue user3LeafQueue = newCS.getQueue(USER3);
+      validateCapacities((AutoCreatedLeafQueue) user3LeafQueue, 0.0f, 0.0f,
+          1.0f, 1.0f);
+
+      assertEquals(autoCreatedQueueManagementPolicy
+          .getAbsoluteActivatedChildQueueCapacity(), 0.2f, EPSILON);
+
+      // add new NM.
+      newMockRM.registerNode("127.0.0.3:1234", 125 * GB, 20);
+
+      // There will be change in effective resource when nodes are added
+      // since we deal with percentages
+
+      Resource MAX_RES = Resources.addTo(TEMPLATE_MAX_RES,
+          Resources.createResource(125 * GB, 20));
+
+      Resource MIN_RES = Resources.createResource(14438, 6);
+
+      Assert.assertEquals("Effective Min resource for USER3 is not correct",
+          Resources.none(),
+          user3LeafQueue.getQueueResourceQuotas().getEffectiveMinResource());
+      Assert.assertEquals("Effective Max resource for USER3 is not correct",
+          MAX_RES,
+          user3LeafQueue.getQueueResourceQuotas().getEffectiveMaxResource());
+
+      Assert.assertEquals("Effective Min resource for USER2 is not correct",
+          MIN_RES,
+          user1LeafQueue.getQueueResourceQuotas().getEffectiveMinResource());
+      Assert.assertEquals("Effective Max resource for USER2 is not correct",
+          MAX_RES,
+          user1LeafQueue.getQueueResourceQuotas().getEffectiveMaxResource());
+
+      Assert.assertEquals("Effective Min resource for USER1 is not correct",
+          MIN_RES,
+          user2LeafQueue.getQueueResourceQuotas().getEffectiveMinResource());
+      Assert.assertEquals("Effective Max resource for USER1 is not correct",
+          MAX_RES,
+          user2LeafQueue.getQueueResourceQuotas().getEffectiveMaxResource());
+
+      // unregister one NM.
+      newMockRM.unRegisterNode(nm3);
+      Resource MIN_RES_UPDATED = Resources.createResource(12800, 2);
+      Resource MAX_RES_UPDATED = Resources.createResource(128000, 20);
+
+      // After loosing one NM, resources will reduce
+      Assert.assertEquals("Effective Min resource for USER2 is not correct",
+          MIN_RES_UPDATED,
+          user1LeafQueue.getQueueResourceQuotas().getEffectiveMinResource());
+      Assert.assertEquals("Effective Max resource for USER2 is not correct",
+          MAX_RES_UPDATED,
+          user2LeafQueue.getQueueResourceQuotas().getEffectiveMaxResource());
+
+    } finally {
+      cleanupQueue(USER1);
+      cleanupQueue(USER2);
+      cleanupQueue(USER3);
+      if (newMockRM != null) {
+        ((CapacityScheduler) newMockRM.getResourceScheduler()).stop();
+        newMockRM.stop();
+      }
+    }
+  }
+
+  @Test
   public void testAutoCreatedQueueInheritsNodeLabels() throws Exception {
 
     try {
@@ -559,11 +658,6 @@ public class TestCapacitySchedulerAutoQueueCreation
           (CapacityScheduler) newMockRM.getResourceScheduler();
       CapacitySchedulerConfiguration conf = newCS.getConfiguration();
 
-      String host = "127.0.0.1";
-      RMNode node = MockNodes.newNodeInfo(0, MockNodes.newResource(4 * GB), 1,
-          host);
-      newCS.handle(new NodeAddedSchedulerEvent(node));
-
       CSQueue parentQueue = newCS.getQueue(PARENT_QUEUE);
 
       //submit app1 as USER1

http://git-wip-us.apache.org/repos/asf/hadoop/blob/312ceebd/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/TestUtils.java
----------------------------------------------------------------------
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/TestUtils.java
b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/TestUtils.java
index 8036a40..e3326c7 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/TestUtils.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/TestUtils.java
@@ -309,7 +309,7 @@ public class TestUtils {
     
     return conf;
   }
-  
+
   public static Configuration getComplexConfigurationWithQueueLabels(
       Configuration config) {
     CapacitySchedulerConfiguration conf =


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