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From bo...@apache.org
Subject svn commit: r1310056 - in /hadoop/common/trunk/hadoop-mapreduce-project: ./ hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/ hadoop-yarn/hadoop-yarn-server...
Date Thu, 05 Apr 2012 20:27:56 GMT
Author: bobby
Date: Thu Apr  5 20:27:55 2012
New Revision: 1310056

URL: http://svn.apache.org/viewvc?rev=1310056&view=rev
Log:
MAPREDUCE-4073. CS assigns multiple off-switch containers when using multi-level-queues (Siddharth
Seth via bobby)


Modified:
    hadoop/common/trunk/hadoop-mapreduce-project/CHANGES.txt
    hadoop/common/trunk/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/CSAssignment.java
    hadoop/common/trunk/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/ParentQueue.java
    hadoop/common/trunk/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/TestParentQueue.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=1310056&r1=1310055&r2=1310056&view=diff
==============================================================================
--- hadoop/common/trunk/hadoop-mapreduce-project/CHANGES.txt (original)
+++ hadoop/common/trunk/hadoop-mapreduce-project/CHANGES.txt Thu Apr  5 20:27:55 2012
@@ -261,6 +261,9 @@ Release 0.23.3 - UNRELEASED
     MAPREDUCE-3621. TestDBJob and TestDataDrivenDBInputFormat ant tests fail
     (Ravi Prakash via tgraves)
 
+    MAPREDUCE-4073. CS assigns multiple off-switch containers when using
+    multi-level-queues (Siddharth Seth via bobby)
+
 Release 0.23.2 - UNRELEASED
 
   INCOMPATIBLE CHANGES

Modified: hadoop/common/trunk/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/CSAssignment.java
URL: http://svn.apache.org/viewvc/hadoop/common/trunk/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/CSAssignment.java?rev=1310056&r1=1310055&r2=1310056&view=diff
==============================================================================
--- hadoop/common/trunk/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/CSAssignment.java
(original)
+++ hadoop/common/trunk/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/CSAssignment.java
Thu Apr  5 20:27:55 2012
@@ -26,7 +26,7 @@ import org.apache.hadoop.yarn.server.res
 @Unstable
 public class CSAssignment {
   final private Resource resource;
-  final private NodeType type;
+  private NodeType type;
   
   public CSAssignment(Resource resource, NodeType type) {
     this.resource = resource;
@@ -41,6 +41,10 @@ public class CSAssignment {
     return type;
   }
   
+  public void setType(NodeType type) {
+    this.type = type;
+  }
+  
   @Override
   public String toString() {
     return resource.getMemory() + ":" + type;

Modified: hadoop/common/trunk/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/ParentQueue.java
URL: http://svn.apache.org/viewvc/hadoop/common/trunk/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/ParentQueue.java?rev=1310056&r1=1310055&r2=1310056&view=diff
==============================================================================
--- hadoop/common/trunk/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/ParentQueue.java
(original)
+++ hadoop/common/trunk/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/ParentQueue.java
Thu Apr  5 20:27:55 2012
@@ -519,7 +519,6 @@ public class ParentQueue implements CSQu
       Resource clusterResource, SchedulerNode node) {
     CSAssignment assignment = 
         new CSAssignment(Resources.createResource(0), NodeType.NODE_LOCAL);
-    boolean assignedOffSwitch = false;
     
     while (canAssign(node)) {
       if (LOG.isDebugEnabled()) {
@@ -535,7 +534,7 @@ public class ParentQueue implements CSQu
       // Schedule
       CSAssignment assignedToChild = 
           assignContainersToChildQueues(clusterResource, node);
-      assignedOffSwitch = (assignedToChild.getType() == NodeType.OFF_SWITCH);
+      assignment.setType(assignedToChild.getType());
       
       // Done if no child-queue assigned anything
       if (Resources.greaterThan(assignedToChild.getResource(), 
@@ -566,15 +565,13 @@ public class ParentQueue implements CSQu
 
       // Do not assign more than one container if this isn't the root queue
       // or if we've already assigned an off-switch container
-      if (rootQueue) {
-        if (assignedOffSwitch) {
-          if (LOG.isDebugEnabled()) {
+      if (!rootQueue || assignment.getType() == NodeType.OFF_SWITCH) {
+        if (LOG.isDebugEnabled()) {
+          if (rootQueue && assignment.getType() == NodeType.OFF_SWITCH) {
             LOG.debug("Not assigning more than one off-switch container," +
-            		" assignments so far: " + assignment);
+                " assignments so far: " + assignment);
           }
-          break;
         }
-      } else {
         break;
       }
     } 

Modified: hadoop/common/trunk/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/TestParentQueue.java
URL: http://svn.apache.org/viewvc/hadoop/common/trunk/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/TestParentQueue.java?rev=1310056&r1=1310055&r2=1310056&view=diff
==============================================================================
--- hadoop/common/trunk/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/TestParentQueue.java
(original)
+++ hadoop/common/trunk/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/TestParentQueue.java
Thu Apr  5 20:27:55 2012
@@ -499,6 +499,71 @@ public class TestParentQueue {
 
   }
   
+  @Test
+  public void testOffSwitchSchedulingMultiLevelQueues() throws Exception {
+    // Setup queue configs
+    setupMultiLevelQueues(csConf);
+    //B3
+    Map<String, CSQueue> queues = new HashMap<String, CSQueue>();
+    CSQueue root = 
+        CapacityScheduler.parseQueue(csContext, csConf, null, 
+            CapacitySchedulerConfiguration.ROOT, queues, queues, 
+            CapacityScheduler.queueComparator, 
+            CapacityScheduler.applicationComparator,
+            TestUtils.spyHook);
+
+    // Setup some nodes
+    final int memoryPerNode = 10;
+    final int numNodes = 2;
+    
+    SchedulerNode node_0 = 
+        TestUtils.getMockNode("host_0", DEFAULT_RACK, 0, memoryPerNode*GB);
+    SchedulerNode node_1 = 
+        TestUtils.getMockNode("host_1", DEFAULT_RACK, 0, memoryPerNode*GB);
+    
+    final Resource clusterResource = 
+        Resources.createResource(numNodes * (memoryPerNode*GB));
+    when(csContext.getNumClusterNodes()).thenReturn(numNodes);
+
+    // Start testing
+    LeafQueue b3 = (LeafQueue)queues.get(B3);
+    LeafQueue b2 = (LeafQueue)queues.get(B2);
+    
+    // Simulate B3 returning a container on node_0
+    stubQueueAllocation(b2, clusterResource, node_0, 0*GB, NodeType.OFF_SWITCH);
+    stubQueueAllocation(b3, clusterResource, node_0, 1*GB, NodeType.OFF_SWITCH);
+    root.assignContainers(clusterResource, node_0);
+    verifyQueueMetrics(b2, 0*GB, clusterResource);
+    verifyQueueMetrics(b3, 1*GB, clusterResource);
+    
+    // Now, B2 should get the scheduling opportunity since B2=0G/2G, B3=1G/7G
+    // also, B3 gets a scheduling opportunity since B2 allocates RACK_LOCAL
+    stubQueueAllocation(b2, clusterResource, node_1, 1*GB, NodeType.RACK_LOCAL);
+    stubQueueAllocation(b3, clusterResource, node_1, 1*GB, NodeType.OFF_SWITCH);
+    root.assignContainers(clusterResource, node_1);
+    InOrder allocationOrder = inOrder(b2, b3);
+    allocationOrder.verify(b2).assignContainers(eq(clusterResource), 
+        any(SchedulerNode.class));
+    allocationOrder.verify(b3).assignContainers(eq(clusterResource), 
+        any(SchedulerNode.class));
+    verifyQueueMetrics(b2, 1*GB, clusterResource);
+    verifyQueueMetrics(b3, 2*GB, clusterResource);
+    
+    // Now, B3 should get the scheduling opportunity 
+    // since B2 has 1/2G while B3 has 2/7G, 
+    // However, since B3 returns off-switch, B2 won't get an opportunity
+    stubQueueAllocation(b2, clusterResource, node_0, 1*GB, NodeType.NODE_LOCAL);
+    stubQueueAllocation(b3, clusterResource, node_0, 1*GB, NodeType.OFF_SWITCH);
+    root.assignContainers(clusterResource, node_0);
+    allocationOrder = inOrder(b3, b2);
+    allocationOrder.verify(b3).assignContainers(eq(clusterResource), 
+        any(SchedulerNode.class));
+    allocationOrder.verify(b2).assignContainers(eq(clusterResource), 
+        any(SchedulerNode.class));
+    verifyQueueMetrics(b2, 1*GB, clusterResource);
+    verifyQueueMetrics(b3, 3*GB, clusterResource);
+
+  }
 
   public boolean hasQueueACL(List<QueueUserACLInfo> aclInfos, QueueACL acl, String
qName) {
     for (QueueUserACLInfo aclInfo : aclInfos) {



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