Repository: hadoop
Updated Branches:
  refs/heads/trunk 1f20f432d -> bddfe42e2


Revert "YARN-7813: Capacity Scheduler Intra-queue Preemption should be 
configurable for each queue"

This reverts commit c5e6e3de1c31eda052f89eddd7bba288625936b9.


Project: http://git-wip-us.apache.org/repos/asf/hadoop/repo
Commit: http://git-wip-us.apache.org/repos/asf/hadoop/commit/bddfe42e
Tree: http://git-wip-us.apache.org/repos/asf/hadoop/tree/bddfe42e
Diff: http://git-wip-us.apache.org/repos/asf/hadoop/diff/bddfe42e

Branch: refs/heads/trunk
Commit: bddfe42e2ccda2e6cc9d149461640ba36eca5922
Parents: 1f20f43
Author: Eric Payne <epa...@apache.org>
Authored: Wed Feb 14 14:29:20 2018 -0600
Committer: Eric Payne <epa...@apache.org>
Committed: Wed Feb 14 14:29:20 2018 -0600

----------------------------------------------------------------------
 .../hadoop/yarn/api/records/QueueInfo.java      | 35 -------
 .../src/main/proto/yarn_protos.proto            |  1 -
 .../apache/hadoop/yarn/client/cli/QueueCLI.java |  6 --
 .../hadoop/yarn/client/ProtocolHATestBase.java  |  3 +-
 .../hadoop/yarn/client/cli/TestYarnCLI.java     | 96 ++------------------
 .../api/records/impl/pb/QueueInfoPBImpl.java    | 13 ---
 .../hadoop/yarn/api/TestPBImplRecords.java      |  2 +-
 .../capacity/IntraQueueCandidatesSelector.java  |  4 +-
 .../scheduler/capacity/AbstractCSQueue.java     | 72 ++-------------
 .../scheduler/capacity/CSQueue.java             | 16 +---
 .../CapacitySchedulerConfiguration.java         | 15 ---
 .../webapp/CapacitySchedulerPage.java           |  5 +-
 .../dao/CapacitySchedulerLeafQueueInfo.java     |  6 --
 .../TestConfigurationMutationACLPolicies.java   |  2 +-
 .../TestSchedulerApplicationAttempt.java        |  2 +-
 .../scheduler/capacity/TestLeafQueue.java       |  2 +-
 .../src/site/markdown/CapacityScheduler.md      |  3 +-
 17 files changed, 26 insertions(+), 257 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/hadoop/blob/bddfe42e/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/api/records/QueueInfo.java
----------------------------------------------------------------------
diff --git 
a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/api/records/QueueInfo.java
 
b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/api/records/QueueInfo.java
index 57ea9bf..897b442 100644
--- 
a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/api/records/QueueInfo.java
+++ 
b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/api/records/QueueInfo.java
@@ -94,26 +94,6 @@ public abstract class QueueInfo {
     return queueInfo;
   }
 
-  @Private
-  @Unstable
-  public static QueueInfo newInstance(String queueName, float capacity,
-      float maximumCapacity, float currentCapacity,
-      List<QueueInfo> childQueues, List<ApplicationReport> applications,
-      QueueState queueState, Set<String> accessibleNodeLabels,
-      String defaultNodeLabelExpression, QueueStatistics queueStatistics,
-      boolean preemptionDisabled,
-      Map<String, QueueConfigurations> queueConfigurations,
-      boolean intraQueuePreemptionDisabled) {
-    QueueInfo queueInfo = QueueInfo.newInstance(queueName, capacity,
-        maximumCapacity, currentCapacity,
-        childQueues, applications,
-        queueState, accessibleNodeLabels,
-        defaultNodeLabelExpression, queueStatistics,
-        preemptionDisabled, queueConfigurations);
-    queueInfo.setIntraQueuePreemptionDisabled(intraQueuePreemptionDisabled);
-    return queueInfo;
-  }
-
   /**
    * Get the <em>name</em> of the queue.
    * @return <em>name</em> of the queue
@@ -281,19 +261,4 @@ public abstract class QueueInfo {
   @Unstable
   public abstract void setQueueConfigurations(
       Map<String, QueueConfigurations> queueConfigurations);
-
-
-  /**
-   * Get the intra-queue preemption status of the queue.
-   * @return if property is not in proto, return null;
-   *        otherwise, return intra-queue preemption status of the queue
-   */
-  @Public
-  @Stable
-  public abstract Boolean getIntraQueuePreemptionDisabled();
-
-  @Private
-  @Unstable
-  public abstract void setIntraQueuePreemptionDisabled(
-      boolean intraQueuePreemptionDisabled);
 }

http://git-wip-us.apache.org/repos/asf/hadoop/blob/bddfe42e/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/proto/yarn_protos.proto
----------------------------------------------------------------------
diff --git 
a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/proto/yarn_protos.proto
 
b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/proto/yarn_protos.proto
index b978761..25c8569 100644
--- 
a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/proto/yarn_protos.proto
+++ 
b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/proto/yarn_protos.proto
@@ -569,7 +569,6 @@ message QueueInfoProto {
   optional QueueStatisticsProto queueStatistics = 10;
   optional bool preemptionDisabled = 11;
   repeated QueueConfigurationsMapProto queueConfigurationsMap = 12;
-  optional bool intraQueuePreemptionDisabled = 13;
 }
 
 message QueueConfigurationsProto {

http://git-wip-us.apache.org/repos/asf/hadoop/blob/bddfe42e/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/main/java/org/apache/hadoop/yarn/client/cli/QueueCLI.java
----------------------------------------------------------------------
diff --git 
a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/main/java/org/apache/hadoop/yarn/client/cli/QueueCLI.java
 
b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/main/java/org/apache/hadoop/yarn/client/cli/QueueCLI.java
index 2c3dfd0..330b081 100644
--- 
a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/main/java/org/apache/hadoop/yarn/client/cli/QueueCLI.java
+++ 
b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/main/java/org/apache/hadoop/yarn/client/cli/QueueCLI.java
@@ -158,11 +158,5 @@ public class QueueCLI extends YarnCLI {
       writer.print("\tPreemption : ");
       writer.println(preemptStatus ? "disabled" : "enabled");
     }
-
-    Boolean intraQueuePreemption = queueInfo.getIntraQueuePreemptionDisabled();
-    if (intraQueuePreemption != null) {
-      writer.print("\tIntra-queue Preemption : ");
-      writer.println(intraQueuePreemption ? "disabled" : "enabled");
-    }
   }
 }

http://git-wip-us.apache.org/repos/asf/hadoop/blob/bddfe42e/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/test/java/org/apache/hadoop/yarn/client/ProtocolHATestBase.java
----------------------------------------------------------------------
diff --git 
a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/test/java/org/apache/hadoop/yarn/client/ProtocolHATestBase.java
 
b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/test/java/org/apache/hadoop/yarn/client/ProtocolHATestBase.java
index 7937b15..54537ce 100644
--- 
a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/test/java/org/apache/hadoop/yarn/client/ProtocolHATestBase.java
+++ 
b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/test/java/org/apache/hadoop/yarn/client/ProtocolHATestBase.java
@@ -665,8 +665,7 @@ public abstract class ProtocolHATestBase extends 
ClientBaseWithFixes {
 
     public QueueInfo createFakeQueueInfo() {
       return QueueInfo.newInstance("root", 100f, 100f, 50f, null,
-          createFakeAppReports(), QueueState.RUNNING, null, null, null, false,
-          null, false);
+          createFakeAppReports(), QueueState.RUNNING, null, null, null, false);
     }
 
     public List<QueueUserACLInfo> createFakeQueueUserACLInfoList() {

http://git-wip-us.apache.org/repos/asf/hadoop/blob/bddfe42e/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/test/java/org/apache/hadoop/yarn/client/cli/TestYarnCLI.java
----------------------------------------------------------------------
diff --git 
a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/test/java/org/apache/hadoop/yarn/client/cli/TestYarnCLI.java
 
b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/test/java/org/apache/hadoop/yarn/client/cli/TestYarnCLI.java
index 1f6488d..fdd3fc8 100644
--- 
a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/test/java/org/apache/hadoop/yarn/client/cli/TestYarnCLI.java
+++ 
b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/test/java/org/apache/hadoop/yarn/client/cli/TestYarnCLI.java
@@ -1712,8 +1712,7 @@ public class TestYarnCLI {
     nodeLabels.add("GPU");
     nodeLabels.add("JDK_7");
     QueueInfo queueInfo = QueueInfo.newInstance("queueA", 0.4f, 0.8f, 0.5f,
-        null, null, QueueState.RUNNING, nodeLabels, "GPU", null, false, null,
-        false);
+        null, null, QueueState.RUNNING, nodeLabels, "GPU", null, false, null);
     when(client.getQueueInfo(any(String.class))).thenReturn(queueInfo);
     int result = cli.run(new String[] { "-status", "queueA" });
     assertEquals(0, result);
@@ -1729,83 +1728,12 @@ public class TestYarnCLI {
     pw.println("\tDefault Node Label expression : " + "GPU");
     pw.println("\tAccessible Node Labels : " + "JDK_7,GPU");
     pw.println("\tPreemption : " + "enabled");
-    pw.println("\tIntra-queue Preemption : " + "enabled");
     pw.close();
     String queueInfoStr = baos.toString("UTF-8");
     Assert.assertEquals(queueInfoStr, sysOutStream.toString());
   }
 
   @Test
-  public void testGetQueueInfoOverrideIntraQueuePreemption() throws Exception {
-    CapacitySchedulerConfiguration conf = new CapacitySchedulerConfiguration();
-    ReservationSystemTestUtil.setupQueueConfiguration(conf);
-    conf.setClass(YarnConfiguration.RM_SCHEDULER, CapacityScheduler.class,
-        ResourceScheduler.class);
-    conf.setBoolean(YarnConfiguration.RM_SCHEDULER_ENABLE_MONITORS, true);
-    conf.set(YarnConfiguration.RM_SCHEDULER_MONITOR_POLICIES,
-        "org.apache.hadoop.yarn.server.resourcemanager.monitor.capacity."
-        + "ProportionalCapacityPreemptionPolicy");
-    // Turn on cluster-wide intra-queue preemption
-    conf.setBoolean(
-        CapacitySchedulerConfiguration.INTRAQUEUE_PREEMPTION_ENABLED, true);
-    // Disable intra-queue preemption for all queues
-    conf.setBoolean(CapacitySchedulerConfiguration.PREFIX
-        + "root.intra-queue-preemption.disable_preemption", true);
-    // Enable intra-queue preemption for the a1 queue
-    conf.setBoolean(CapacitySchedulerConfiguration.PREFIX
-        + "root.a.a1.intra-queue-preemption.disable_preemption", false);
-    MiniYARNCluster cluster =
-        new MiniYARNCluster("testGetQueueInfoOverrideIntraQueuePreemption",
-            2, 1, 1);
-
-    YarnClient yarnClient = null;
-    try {
-      cluster.init(conf);
-      cluster.start();
-      final Configuration yarnConf = cluster.getConfig();
-      yarnClient = YarnClient.createYarnClient();
-      yarnClient.init(yarnConf);
-      yarnClient.start();
-
-      QueueCLI cli = new QueueCLI();
-      cli.setClient(yarnClient);
-      cli.setSysOutPrintStream(sysOut);
-      cli.setSysErrPrintStream(sysErr);
-      sysOutStream.reset();
-      // Get status for the root.a queue
-      int result = cli.run(new String[] { "-status", "a" });
-      assertEquals(0, result);
-      String queueStatusOut = sysOutStream.toString();
-      Assert.assertTrue(queueStatusOut
-          .contains("\tPreemption : enabled"));
-      // In-queue preemption is disabled at the "root.a" queue level
-      Assert.assertTrue(queueStatusOut
-          .contains("Intra-queue Preemption : disabled"));
-      cli = new QueueCLI();
-      cli.setClient(yarnClient);
-      cli.setSysOutPrintStream(sysOut);
-      cli.setSysErrPrintStream(sysErr);
-      sysOutStream.reset();
-      // Get status for the root.a.a1 queue
-      result = cli.run(new String[] { "-status", "a1" });
-      assertEquals(0, result);
-      queueStatusOut = sysOutStream.toString();
-      Assert.assertTrue(queueStatusOut
-          .contains("\tPreemption : enabled"));
-      // In-queue preemption is enabled at the "root.a.a1" queue level
-      Assert.assertTrue(queueStatusOut
-          .contains("Intra-queue Preemption : enabled"));
-    } finally {
-      // clean-up
-      if (yarnClient != null) {
-        yarnClient.stop();
-      }
-      cluster.stop();
-      cluster.close();
-    }
-  }
-
-  @Test
   public void testGetQueueInfoPreemptionEnabled() throws Exception {
     CapacitySchedulerConfiguration conf = new CapacitySchedulerConfiguration();
     ReservationSystemTestUtil.setupQueueConfiguration(conf);
@@ -1815,10 +1743,9 @@ public class TestYarnCLI {
     conf.set(YarnConfiguration.RM_SCHEDULER_MONITOR_POLICIES,
         "org.apache.hadoop.yarn.server.resourcemanager.monitor.capacity."
         + "ProportionalCapacityPreemptionPolicy");
-    conf.setBoolean(
-        CapacitySchedulerConfiguration.INTRAQUEUE_PREEMPTION_ENABLED, true);
+    conf.setBoolean(YarnConfiguration.RM_SCHEDULER_ENABLE_MONITORS, true);
     MiniYARNCluster cluster =
-        new MiniYARNCluster("testGetQueueInfoPreemptionEnabled", 2, 1, 1);
+        new MiniYARNCluster("testReservationAPIs", 2, 1, 1);
 
     YarnClient yarnClient = null;
     try {
@@ -1836,11 +1763,8 @@ public class TestYarnCLI {
       sysOutStream.reset();
       int result = cli.run(new String[] { "-status", "a1" });
       assertEquals(0, result);
-      String queueStatusOut = sysOutStream.toString();
-      Assert.assertTrue(queueStatusOut
-          .contains("\tPreemption : enabled"));
-      Assert.assertTrue(queueStatusOut
-          .contains("Intra-queue Preemption : enabled"));
+      Assert.assertTrue(sysOutStream.toString()
+          .contains("Preemption : enabled"));
     } finally {
       // clean-up
       if (yarnClient != null) {
@@ -1880,11 +1804,8 @@ public class TestYarnCLI {
       sysOutStream.reset();
       int result = cli.run(new String[] { "-status", "a1" });
       assertEquals(0, result);
-      String queueStatusOut = sysOutStream.toString();
-      Assert.assertTrue(queueStatusOut
-          .contains("\tPreemption : disabled"));
-      Assert.assertTrue(queueStatusOut
-          .contains("Intra-queue Preemption : disabled"));
+      Assert.assertTrue(sysOutStream.toString()
+          .contains("Preemption : disabled"));
     }
   }
   
@@ -1892,7 +1813,7 @@ public class TestYarnCLI {
   public void testGetQueueInfoWithEmptyNodeLabel() throws Exception {
     QueueCLI cli = createAndGetQueueCLI();
     QueueInfo queueInfo = QueueInfo.newInstance("queueA", 0.4f, 0.8f, 0.5f,
-        null, null, QueueState.RUNNING, null, null, null, true, null, true);
+        null, null, QueueState.RUNNING, null, null, null, true, null);
     when(client.getQueueInfo(any(String.class))).thenReturn(queueInfo);
     int result = cli.run(new String[] { "-status", "queueA" });
     assertEquals(0, result);
@@ -1909,7 +1830,6 @@ public class TestYarnCLI {
         + NodeLabel.DEFAULT_NODE_LABEL_PARTITION);
     pw.println("\tAccessible Node Labels : ");
     pw.println("\tPreemption : " + "disabled");
-    pw.println("\tIntra-queue Preemption : " + "disabled");
     pw.close();
     String queueInfoStr = baos.toString("UTF-8");
     Assert.assertEquals(queueInfoStr, sysOutStream.toString());

http://git-wip-us.apache.org/repos/asf/hadoop/blob/bddfe42e/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/java/org/apache/hadoop/yarn/api/records/impl/pb/QueueInfoPBImpl.java
----------------------------------------------------------------------
diff --git 
a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/java/org/apache/hadoop/yarn/api/records/impl/pb/QueueInfoPBImpl.java
 
b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/java/org/apache/hadoop/yarn/api/records/impl/pb/QueueInfoPBImpl.java
index f735139..1d2a6dd 100644
--- 
a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/java/org/apache/hadoop/yarn/api/records/impl/pb/QueueInfoPBImpl.java
+++ 
b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/java/org/apache/hadoop/yarn/api/records/impl/pb/QueueInfoPBImpl.java
@@ -500,17 +500,4 @@ public class QueueInfoPBImpl extends QueueInfo {
     this.queueConfigurations.putAll(queueConfigurations);
   }
 
-  @Override
-  public Boolean getIntraQueuePreemptionDisabled() {
-    QueueInfoProtoOrBuilder p = viaProto ? proto : builder;
-    return (p.hasIntraQueuePreemptionDisabled()) ? p
-        .getIntraQueuePreemptionDisabled() : null;
-  }
-
-  @Override
-  public void setIntraQueuePreemptionDisabled(
-      boolean intraQueuePreemptionDisabled) {
-    maybeInitBuilder();
-    builder.setIntraQueuePreemptionDisabled(intraQueuePreemptionDisabled);
-  }
 }

http://git-wip-us.apache.org/repos/asf/hadoop/blob/bddfe42e/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/test/java/org/apache/hadoop/yarn/api/TestPBImplRecords.java
----------------------------------------------------------------------
diff --git 
a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/test/java/org/apache/hadoop/yarn/api/TestPBImplRecords.java
 
b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/test/java/org/apache/hadoop/yarn/api/TestPBImplRecords.java
index 8c41906..ae80910 100644
--- 
a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/test/java/org/apache/hadoop/yarn/api/TestPBImplRecords.java
+++ 
b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/test/java/org/apache/hadoop/yarn/api/TestPBImplRecords.java
@@ -414,7 +414,7 @@ public class TestPBImplRecords extends 
BasePBImplRecordsTest {
     // it is recursive(has sub queues)
     typeValueCache.put(QueueInfo.class, QueueInfo.newInstance("root", 1.0f,
         1.0f, 0.1f, null, null, QueueState.RUNNING, ImmutableSet.of("x", "y"),
-        "x && y", null, false, null, false));
+        "x && y", null, false));
     generateByNewInstance(QueueStatistics.class);
     generateByNewInstance(QueueUserACLInfo.class);
     generateByNewInstance(YarnClusterMetrics.class);

http://git-wip-us.apache.org/repos/asf/hadoop/blob/bddfe42e/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/monitor/capacity/IntraQueueCandidatesSelector.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/monitor/capacity/IntraQueueCandidatesSelector.java
 
b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/monitor/capacity/IntraQueueCandidatesSelector.java
index 5b6932e..44fa736 100644
--- 
a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/monitor/capacity/IntraQueueCandidatesSelector.java
+++ 
b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/monitor/capacity/IntraQueueCandidatesSelector.java
@@ -114,8 +114,8 @@ public class IntraQueueCandidatesSelector extends 
PreemptionCandidatesSelector {
           continue;
         }
 
-        // Don't preempt if intra-queue preemption is disabled for this queue.
-        if (leafQueue.getIntraQueuePreemptionDisabled()) {
+        // Don't preempt if disabled for this queue.
+        if (leafQueue.getPreemptionDisabled()) {
           continue;
         }
 

http://git-wip-us.apache.org/repos/asf/hadoop/blob/bddfe42e/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/AbstractCSQueue.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/AbstractCSQueue.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/AbstractCSQueue.java
index b29ee29..9afbdd5 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/AbstractCSQueue.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/AbstractCSQueue.java
@@ -97,9 +97,6 @@ public abstract class AbstractCSQueue implements CSQueue {
       new HashMap<AccessType, AccessControlList>();
   volatile boolean reservationsContinueLooking;
   private volatile boolean preemptionDisabled;
-  // Indicates if the in-queue preemption setting is ever disabled within the
-  // hierarchy of this queue.
-  private boolean intraQueuePreemptionDisabledInHierarchy;
 
   // Track resource usage-by-label like used-resource/pending-resource, etc.
   volatile ResourceUsage queueUsage;
@@ -408,8 +405,6 @@ public abstract class AbstractCSQueue implements CSQueue {
 
       this.preemptionDisabled = isQueueHierarchyPreemptionDisabled(this,
           configuration);
-      this.intraQueuePreemptionDisabledInHierarchy =
-          isIntraQueueHierarchyPreemptionDisabled(this, configuration);
 
       this.priority = configuration.getQueuePriority(
           getQueuePath());
@@ -618,8 +613,6 @@ public abstract class AbstractCSQueue implements CSQueue {
     queueInfo.setCurrentCapacity(getUsedCapacity());
     queueInfo.setQueueStatistics(getQueueStatistics());
     queueInfo.setPreemptionDisabled(preemptionDisabled);
-    queueInfo.setIntraQueuePreemptionDisabled(
-        getIntraQueuePreemptionDisabled());
     queueInfo.setQueueConfigurations(getQueueConfigurations());
     return queueInfo;
   }
@@ -742,16 +735,6 @@ public abstract class AbstractCSQueue implements CSQueue {
   public boolean getPreemptionDisabled() {
     return preemptionDisabled;
   }
-
-  @Private
-  public boolean getIntraQueuePreemptionDisabled() {
-    return intraQueuePreemptionDisabledInHierarchy || preemptionDisabled;
-  }
-
-  @Private
-  public boolean getIntraQueuePreemptionDisabledInHierarchy() {
-    return intraQueuePreemptionDisabledInHierarchy;
-  }
   
   @Private
   public QueueCapacities getQueueCapacities() {
@@ -774,19 +757,17 @@ public abstract class AbstractCSQueue implements CSQueue {
   }
 
   /**
-   * The specified queue is cross-queue preemptable if system-wide cross-queue
-   * preemption is turned on unless any queue in the <em>qPath</em> hierarchy
-   * has explicitly turned cross-queue preemption off.
-   * NOTE: Cross-queue preemptability is inherited from a queue's parent.
-   *
-   * @param q queue to check preemption state
-   * @param configuration capacity scheduler config
-   * @return true if queue has cross-queue preemption disabled, false otherwise
+   * The specified queue is preemptable if system-wide preemption is turned on
+   * unless any queue in the <em>qPath</em> hierarchy has explicitly turned
+   * preemption off.
+   * NOTE: Preemptability is inherited from a queue's parent.
+   * 
+   * @return true if queue has preemption disabled, false otherwise
    */
   private boolean isQueueHierarchyPreemptionDisabled(CSQueue q,
       CapacitySchedulerConfiguration configuration) {
     boolean systemWidePreemption =
-        configuration
+        csContext.getConfiguration()
             .getBoolean(YarnConfiguration.RM_SCHEDULER_ENABLE_MONITORS,
                        YarnConfiguration.DEFAULT_RM_SCHEDULER_ENABLE_MONITORS);
     CSQueue parentQ = q.getParent();
@@ -809,44 +790,7 @@ public abstract class AbstractCSQueue implements CSQueue {
     return configuration.getPreemptionDisabled(q.getQueuePath(),
                                         parentQ.getPreemptionDisabled());
   }
-
-  /**
-   * The specified queue is intra-queue preemptable if
-   * 1) system-wide intra-queue preemption is turned on
-   * 2) no queue in the <em>qPath</em> hierarchy has explicitly turned off 
intra
-   *    queue preemption.
-   * NOTE: Intra-queue preemptability is inherited from a queue's parent.
-   *
-   * @param q queue to check intra-queue preemption state
-   * @param configuration capacity scheduler config
-   * @return true if queue has intra-queue preemption disabled, false otherwise
-   */
-  private boolean isIntraQueueHierarchyPreemptionDisabled(CSQueue q,
-      CapacitySchedulerConfiguration configuration) {
-    boolean systemWideIntraQueuePreemption =
-        configuration.getBoolean(
-            CapacitySchedulerConfiguration.INTRAQUEUE_PREEMPTION_ENABLED,
-            CapacitySchedulerConfiguration
-            .DEFAULT_INTRAQUEUE_PREEMPTION_ENABLED);
-    // Intra-queue preemption is disabled for this queue if the system-wide
-    // intra-queue preemption flag is false
-    if (!systemWideIntraQueuePreemption) return true;
-
-    // Check if this is the root queue and the root queue's intra-queue
-    // preemption disable switch is set
-    CSQueue parentQ = q.getParent();
-    if (parentQ == null) {
-      return configuration
-          .getIntraQueuePreemptionDisabled(q.getQueuePath(), false);
-    }
-
-    // At this point, the master preemption switch is enabled down to this
-    // queue's level. Determine whether or not intra-queue preemption is 
enabled
-    // down to this queu's level and return that value.
-    return configuration.getIntraQueuePreemptionDisabled(q.getQueuePath(),
-        parentQ.getIntraQueuePreemptionDisabledInHierarchy());
-  }
-
+  
   private Resource getCurrentLimitResource(String nodePartition,
       Resource clusterResource, ResourceLimits currentResourceLimits,
       SchedulingMode schedulingMode) {

http://git-wip-us.apache.org/repos/asf/hadoop/blob/bddfe42e/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/CSQueue.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/CSQueue.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/CSQueue.java
index 3963dc0..5dd307c 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/CSQueue.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/CSQueue.java
@@ -276,21 +276,7 @@ public interface CSQueue extends SchedulerQueue<CSQueue> {
    * @return true if <em>disable_preemption</em> is set, false if not
    */
   public boolean getPreemptionDisabled();
-
-  /**
-   * Check whether intra-queue preemption is disabled for this queue
-   * @return true if either intra-queue preemption or inter-queue preemption
-   * is disabled for this queue, false if neither is disabled.
-   */
-  public boolean getIntraQueuePreemptionDisabled();
-
-  /**
-   * Determines whether or not the intra-queue preemption disabled switch is 
set
-   *  at any level in this queue's hierarchy.
-   * @return state of the intra-queue preemption switch at this queue level
-   */
-  public boolean getIntraQueuePreemptionDisabledInHierarchy();
-
+  
   /**
    * Get QueueCapacities of this queue
    * @return queueCapacities

http://git-wip-us.apache.org/repos/asf/hadoop/blob/bddfe42e/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/CapacitySchedulerConfiguration.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/CapacitySchedulerConfiguration.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/CapacitySchedulerConfiguration.java
index a9cf714..00733a1 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/CapacitySchedulerConfiguration.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/CapacitySchedulerConfiguration.java
@@ -1216,21 +1216,6 @@ public class CapacitySchedulerConfiguration extends 
ReservationSchedulerConfigur
   }
 
   /**
-   * Indicates whether intra-queue preemption is disabled on the specified 
queue
-   *
-   * @param queue queue path to query
-   * @param defaultVal used as default if the property is not set in the
-   * configuration
-   * @return true if preemption is disabled on queue, false otherwise
-   */
-  public boolean getIntraQueuePreemptionDisabled(String queue,
-      boolean defaultVal) {
-    return
-        getBoolean(getQueuePrefix(queue) + INTRA_QUEUE_PREEMPTION_CONFIG_PREFIX
-            + QUEUE_PREEMPTION_DISABLED, defaultVal);
-  }
-
-  /**
    * Get configured node labels in a given queuePath
    */
   public Set<String> getConfiguredNodeLabels(String queuePath) {

http://git-wip-us.apache.org/repos/asf/hadoop/blob/bddfe42e/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/webapp/CapacitySchedulerPage.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/webapp/CapacitySchedulerPage.java
 
b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/webapp/CapacitySchedulerPage.java
index ed2f64e..7f025a7 100644
--- 
a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/webapp/CapacitySchedulerPage.java
+++ 
b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/webapp/CapacitySchedulerPage.java
@@ -200,10 +200,7 @@ class CapacitySchedulerPage extends RmView {
           __("Configured User Limit Factor:", lqinfo.getUserLimitFactor()).
           __("Accessible Node Labels:", StringUtils.join(",", 
lqinfo.getNodeLabels())).
           __("Ordering Policy: ", lqinfo.getOrderingPolicyInfo()).
-          __("Preemption:",
-              lqinfo.getPreemptionDisabled() ? "disabled" : "enabled").
-          __("Intra-queue Preemption:", 
lqinfo.getIntraQueuePreemptionDisabled()
-                  ? "disabled" : "enabled").
+          __("Preemption:", lqinfo.getPreemptionDisabled() ? "disabled" : 
"enabled").
           __("Default Node Label Expression:",
               lqinfo.getDefaultNodeLabelExpression() == null
                   ? NodeLabel.DEFAULT_NODE_LABEL_PARTITION

http://git-wip-us.apache.org/repos/asf/hadoop/blob/bddfe42e/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/webapp/dao/CapacitySchedulerLeafQueueInfo.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/webapp/dao/CapacitySchedulerLeafQueueInfo.java
 
b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/webapp/dao/CapacitySchedulerLeafQueueInfo.java
index a53e921..b5f4e79 100644
--- 
a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/webapp/dao/CapacitySchedulerLeafQueueInfo.java
+++ 
b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/webapp/dao/CapacitySchedulerLeafQueueInfo.java
@@ -49,7 +49,6 @@ public class CapacitySchedulerLeafQueueInfo extends 
CapacitySchedulerQueueInfo {
   protected ResourceInfo usedAMResource;
   protected ResourceInfo userAMResourceLimit;
   protected boolean preemptionDisabled;
-  protected boolean intraQueuePreemptionDisabled;
   protected String defaultNodeLabelExpression;
   protected int defaultPriority;
   protected boolean isAutoCreatedLeafQueue;
@@ -73,7 +72,6 @@ public class CapacitySchedulerLeafQueueInfo extends 
CapacitySchedulerQueueInfo {
     AMResourceLimit = new ResourceInfo(q.getAMResourceLimit());
     usedAMResource = new ResourceInfo(q.getQueueResourceUsage().getAMUsed());
     preemptionDisabled = q.getPreemptionDisabled();
-    intraQueuePreemptionDisabled = q.getIntraQueuePreemptionDisabled();
     orderingPolicyInfo = q.getOrderingPolicy().getInfo();
     defaultNodeLabelExpression = q.getDefaultNodeLabelExpression();
     defaultPriority = q.getDefaultApplicationPriority().getPriority();
@@ -152,10 +150,6 @@ public class CapacitySchedulerLeafQueueInfo extends 
CapacitySchedulerQueueInfo {
   public boolean getPreemptionDisabled() {
     return preemptionDisabled;
   }
-
-  public boolean getIntraQueuePreemptionDisabled() {
-    return intraQueuePreemptionDisabled;
-  }
   
   public String getOrderingPolicyInfo() {
     return orderingPolicyInfo;

http://git-wip-us.apache.org/repos/asf/hadoop/blob/bddfe42e/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/TestConfigurationMutationACLPolicies.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/TestConfigurationMutationACLPolicies.java
 
b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/TestConfigurationMutationACLPolicies.java
index 9a23c1d..398e909 100644
--- 
a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/TestConfigurationMutationACLPolicies.java
+++ 
b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/TestConfigurationMutationACLPolicies.java
@@ -67,7 +67,7 @@ public class TestConfigurationMutationACLPolicies {
   private void mockQueue(String queueName, MutableConfScheduler scheduler)
       throws IOException {
     QueueInfo queueInfo = QueueInfo.newInstance(queueName, 0, 0, 0, null, null,
-        null, null, null, null, false, null, false);
+        null, null, null, null, false);
     when(scheduler.getQueueInfo(eq(queueName), anyBoolean(), anyBoolean()))
         .thenReturn(queueInfo);
     Queue queue = mock(Queue.class);

http://git-wip-us.apache.org/repos/asf/hadoop/blob/bddfe42e/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/TestSchedulerApplicationAttempt.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/TestSchedulerApplicationAttempt.java
 
b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/TestSchedulerApplicationAttempt.java
index 17f9d23..fa16eff 100644
--- 
a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/TestSchedulerApplicationAttempt.java
+++ 
b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/TestSchedulerApplicationAttempt.java
@@ -165,7 +165,7 @@ public class TestSchedulerApplicationAttempt {
   private Queue createQueue(String name, Queue parent, float capacity) {
     QueueMetrics metrics = QueueMetrics.forQueue(name, parent, false, conf);
     QueueInfo queueInfo = QueueInfo.newInstance(name, capacity, 1.0f, 0, null,
-        null, QueueState.RUNNING, null, "", null, false, null, false);
+        null, QueueState.RUNNING, null, "", null, false);
     ActiveUsersManager activeUsersManager = new ActiveUsersManager(metrics);
     Queue queue = mock(Queue.class);
     when(queue.getMetrics()).thenReturn(metrics);

http://git-wip-us.apache.org/repos/asf/hadoop/blob/bddfe42e/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/TestLeafQueue.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/TestLeafQueue.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/TestLeafQueue.java
index 04bb791..c45bdb4 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/TestLeafQueue.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/TestLeafQueue.java
@@ -4103,7 +4103,7 @@ public class TestLeafQueue {
       float absCap, Resource res) {
     CSQueueMetrics metrics = CSQueueMetrics.forQueue(name, parent, false, 
cs.getConf());
     QueueInfo queueInfo = QueueInfo.newInstance(name, capacity, 1.0f, 0, null,
-        null, QueueState.RUNNING, null, "", null, false, null, false);
+        null, QueueState.RUNNING, null, "", null, false);
     ActiveUsersManager activeUsersManager = new ActiveUsersManager(metrics);
     AbstractCSQueue queue = mock(AbstractCSQueue.class);
     when(queue.getMetrics()).thenReturn(metrics);

http://git-wip-us.apache.org/repos/asf/hadoop/blob/bddfe42e/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-site/src/site/markdown/CapacityScheduler.md
----------------------------------------------------------------------
diff --git 
a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-site/src/site/markdown/CapacityScheduler.md
 
b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-site/src/site/markdown/CapacityScheduler.md
index 4ecc97a..87cfd39 100644
--- 
a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-site/src/site/markdown/CapacityScheduler.md
+++ 
b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-site/src/site/markdown/CapacityScheduler.md
@@ -236,7 +236,6 @@ The following configuration parameters can be configured in 
yarn-site.xml to con
 | Property | Description |
 |:---- |:---- |
 | `yarn.scheduler.capacity.<queue-path>.disable_preemption` | This 
configuration can be set to `true` to selectively disable preemption of 
application containers submitted to a given queue. This property applies only 
when system wide preemption is enabled by configuring 
`yarn.resourcemanager.scheduler.monitor.enable` to *true* and 
`yarn.resourcemanager.scheduler.monitor.policies` to 
*ProportionalCapacityPreemptionPolicy*. If this property is not set for a 
queue, then the property value is inherited from the queue's parent. Default 
value is false.
-| 
`yarn.scheduler.capacity.<queue-path>.intra-queue-preemption.disable_preemption`
 | This configuration can be set to *true* to selectively disable intra-queue 
preemption of application containers submitted to a given queue. This property 
applies only when system wide preemption is enabled by configuring 
`yarn.resourcemanager.scheduler.monitor.enable` to *true*, 
`yarn.resourcemanager.scheduler.monitor.policies` to 
*ProportionalCapacityPreemptionPolicy*, and 
`yarn.resourcemanager.monitor.capacity.preemption.intra-queue-preemption.enabled`
 to *true*. If this property is not set for a queue, then the property value is 
inherited from the queue's parent. Default value is *false*.
 
 ###Reservation Properties
 
@@ -478,4 +477,4 @@ Updating a Container (Experimental - API may change in the 
future)
   
   The **DECREASE_RESOURCE** and **DEMOTE_EXECUTION_TYPE** container updates 
are automatic - the AM does not explicitly have to ask the NM to decrease the 
resources of the container. The other update types require the AM to explicitly 
ask the NM to update the container.
   
-  If the **yarn.resourcemanager.auto-update.containers** configuration 
parameter is set to **true** (false by default), The RM will ensure that all 
container updates are automatic.
+  If the **yarn.resourcemanager.auto-update.containers** configuration 
parameter is set to **true** (false by default), The RM will ensure that all 
container updates are automatic.  
\ No newline at end of file


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