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From wan...@apache.org
Subject [06/50] [abbrv] hadoop git commit: YARN-5308. FairScheduler: Move continuous scheduling related tests to TestContinuousScheduling (Kai Sasaki via Varun Saxena)
Date Thu, 27 Oct 2016 19:11:50 GMT
YARN-5308. FairScheduler: Move continuous scheduling related tests to TestContinuousScheduling
(Kai Sasaki via Varun Saxena)


Project: http://git-wip-us.apache.org/repos/asf/hadoop/repo
Commit: http://git-wip-us.apache.org/repos/asf/hadoop/commit/79aeddc8
Tree: http://git-wip-us.apache.org/repos/asf/hadoop/tree/79aeddc8
Diff: http://git-wip-us.apache.org/repos/asf/hadoop/diff/79aeddc8

Branch: refs/heads/YARN-3368
Commit: 79aeddc88f0e71f0031d5f39fded172de0b29a2e
Parents: ac35ee9
Author: Varun Saxena <varunsaxena@apache.org>
Authored: Fri Oct 28 00:29:53 2016 +0530
Committer: Varun Saxena <varunsaxena@apache.org>
Committed: Fri Oct 28 00:34:50 2016 +0530

----------------------------------------------------------------------
 .../fair/TestContinuousScheduling.java          | 189 ++++++++++++++++++-
 .../scheduler/fair/TestFairScheduler.java       | 157 ---------------
 2 files changed, 187 insertions(+), 159 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/hadoop/blob/79aeddc8/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/TestContinuousScheduling.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/fair/TestContinuousScheduling.java
b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/TestContinuousScheduling.java
index 6188246..5964d2f 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/TestContinuousScheduling.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/TestContinuousScheduling.java
@@ -22,20 +22,32 @@ import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.yarn.api.records.ApplicationAttemptId;
 import org.apache.hadoop.yarn.api.records.ContainerId;
 import org.apache.hadoop.yarn.api.records.NodeId;
+import org.apache.hadoop.yarn.api.records.Priority;
 import org.apache.hadoop.yarn.api.records.ResourceRequest;
+import org.apache.hadoop.yarn.event.AsyncDispatcher;
+import org.apache.hadoop.yarn.exceptions.YarnRuntimeException;
 import org.apache.hadoop.yarn.server.resourcemanager.MockNodes;
 import org.apache.hadoop.yarn.server.resourcemanager.MockRM;
 import org.apache.hadoop.yarn.server.resourcemanager.rmcontainer.RMContainer;
 import org.apache.hadoop.yarn.server.resourcemanager.rmnode.RMNode;
+import org.apache.hadoop.yarn.server.resourcemanager.scheduler.SchedulerRequestKey;
+import org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.TestUtils;
 import org.apache.hadoop.yarn.server.resourcemanager.scheduler.event.NodeAddedSchedulerEvent;
 
+import org.apache.hadoop.yarn.server.resourcemanager.scheduler.event.NodeRemovedSchedulerEvent;
 import org.apache.hadoop.yarn.server.resourcemanager.scheduler.event.NodeUpdateSchedulerEvent;
 import org.apache.hadoop.yarn.util.ControlledClock;
 import org.apache.hadoop.yarn.util.resource.Resources;
 import org.junit.After;
 import org.junit.Assert;
 import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotEquals;
 import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.fail;
+import static org.mockito.Matchers.isA;
+import static org.mockito.Mockito.doThrow;
+import static org.mockito.Mockito.spy;
+
 import org.junit.Before;
 import org.junit.Test;
 
@@ -43,18 +55,22 @@ import java.util.ArrayList;
 import java.util.HashSet;
 import java.util.Iterator;
 import java.util.List;
+import java.util.Map;
 import java.util.Set;
 
 public class TestContinuousScheduling extends FairSchedulerTestBase {
   private ControlledClock mockClock;
+  private static int delayThresholdTimeMs = 1000;
 
   @Override
   public Configuration createConfiguration() {
     Configuration conf = super.createConfiguration();
     conf.setBoolean(
         FairSchedulerConfiguration.CONTINUOUS_SCHEDULING_ENABLED, true);
-    conf.setInt(FairSchedulerConfiguration.LOCALITY_DELAY_NODE_MS, 100);
-    conf.setInt(FairSchedulerConfiguration.LOCALITY_DELAY_RACK_MS, 100);
+    conf.setInt(FairSchedulerConfiguration.LOCALITY_DELAY_NODE_MS,
+        delayThresholdTimeMs);
+    conf.setInt(FairSchedulerConfiguration.LOCALITY_DELAY_RACK_MS,
+        delayThresholdTimeMs);
     return conf;
   }
 
@@ -167,6 +183,175 @@ public class TestContinuousScheduling extends FairSchedulerTestBase
{
     Assert.assertEquals(2, nodes.size());
   }
 
+  @Test
+  public void testWithNodeRemoved() throws Exception {
+    // Disable continuous scheduling, will invoke continuous
+    // scheduling once manually
+    scheduler = new FairScheduler();
+    conf = super.createConfiguration();
+    resourceManager = new MockRM(conf);
+
+    // TODO: This test should really be using MockRM. For now starting stuff
+    // that is needed at a bare minimum.
+    ((AsyncDispatcher)resourceManager.getRMContext().getDispatcher()).start();
+    resourceManager.getRMContext().getStateStore().start();
+
+    // to initialize the master key
+    resourceManager.getRMContext().getContainerTokenSecretManager()
+        .rollMasterKey();
+
+    scheduler.setRMContext(resourceManager.getRMContext());
+    Assert.assertTrue("Continuous scheduling should be disabled.",
+        !scheduler.isContinuousSchedulingEnabled());
+    scheduler.init(conf);
+    scheduler.start();
+
+    // Add two nodes
+    RMNode node1 =
+        MockNodes.newNodeInfo(1, Resources.createResource(8 * 1024, 8), 1,
+            "127.0.0.1");
+    NodeAddedSchedulerEvent nodeEvent1 = new NodeAddedSchedulerEvent(node1);
+    scheduler.handle(nodeEvent1);
+    RMNode node2 =
+        MockNodes.newNodeInfo(1, Resources.createResource(8 * 1024, 8), 2,
+            "127.0.0.2");
+    NodeAddedSchedulerEvent nodeEvent2 = new NodeAddedSchedulerEvent(node2);
+    scheduler.handle(nodeEvent2);
+    Assert.assertEquals("We should have two alive nodes.",
+        2, scheduler.getNumClusterNodes());
+
+    // Remove one node
+    NodeRemovedSchedulerEvent removeNode1
+        = new NodeRemovedSchedulerEvent(node1);
+    scheduler.handle(removeNode1);
+    Assert.assertEquals("We should only have one alive node.",
+        1, scheduler.getNumClusterNodes());
+
+    // Invoke the continuous scheduling once
+    try {
+      scheduler.continuousSchedulingAttempt();
+    } catch (Exception e) {
+      fail("Exception happened when doing continuous scheduling. " +
+          e.toString());
+    }
+  }
+
+  @Test
+  public void testInterruptedException()
+          throws Exception {
+    // Disable continuous scheduling, will invoke continuous
+    // scheduling once manually
+    scheduler = new FairScheduler();
+    conf = super.createConfiguration();
+    resourceManager = new MockRM(conf);
+
+    // TODO: This test should really be using MockRM. For now starting stuff
+    // that is needed at a bare minimum.
+    ((AsyncDispatcher)resourceManager.getRMContext().getDispatcher()).start();
+    resourceManager.getRMContext().getStateStore().start();
+
+    // to initialize the master key
+    resourceManager.getRMContext().getContainerTokenSecretManager()
+        .rollMasterKey();
+
+    scheduler.setRMContext(resourceManager.getRMContext());
+    scheduler.init(conf);
+    scheduler.start();
+    FairScheduler spyScheduler = spy(scheduler);
+    Assert.assertTrue("Continuous scheduling should be disabled.",
+        !spyScheduler.isContinuousSchedulingEnabled());
+    // Add one nodes
+    RMNode node1 =
+        MockNodes.newNodeInfo(1, Resources.createResource(8 * 1024, 8), 1,
+            "127.0.0.1");
+    NodeAddedSchedulerEvent nodeEvent1 = new NodeAddedSchedulerEvent(node1);
+    spyScheduler.handle(nodeEvent1);
+    Assert.assertEquals("We should have one alive node.",
+        1, spyScheduler.getNumClusterNodes());
+    InterruptedException ie = new InterruptedException();
+    doThrow(new YarnRuntimeException(ie)).when(spyScheduler).
+        attemptScheduling(isA(FSSchedulerNode.class));
+    // Invoke the continuous scheduling once
+    try {
+      spyScheduler.continuousSchedulingAttempt();
+      fail("Expected InterruptedException to stop schedulingThread");
+    } catch (InterruptedException e) {
+      Assert.assertEquals(ie, e);
+    }
+  }
+
+  @Test
+  public void testThreadLifeCycle() throws InterruptedException {
+    scheduler.start();
+
+    Thread updateThread = scheduler.updateThread;
+    Thread schedulingThread = scheduler.schedulingThread;
+
+    assertTrue(updateThread.isAlive());
+    assertTrue(schedulingThread.isAlive());
+
+    scheduler.stop();
+
+    int numRetries = 100;
+    while (numRetries-- > 0 &&
+        (updateThread.isAlive() || schedulingThread.isAlive())) {
+      Thread.sleep(50);
+    }
+
+    assertNotEquals("One of the threads is still alive", 0, numRetries);
+  }
+
+  @Test
+  public void testFairSchedulerContinuousSchedulingInitTime() throws Exception {
+    scheduler.start();
+
+    int priorityValue;
+    Priority priority;
+    FSAppAttempt fsAppAttempt;
+    ResourceRequest request1;
+    ResourceRequest request2;
+    ApplicationAttemptId id11;
+
+    priorityValue = 1;
+    id11 = createAppAttemptId(1, 1);
+    createMockRMApp(id11);
+    priority = Priority.newInstance(priorityValue);
+    scheduler.addApplication(id11.getApplicationId(), "root.queue1", "user1",
+        false);
+    scheduler.addApplicationAttempt(id11, false, false);
+    fsAppAttempt = scheduler.getApplicationAttempt(id11);
+
+    String hostName = "127.0.0.1";
+    RMNode node1 =
+        MockNodes.newNodeInfo(1, Resources.createResource(16 * 1024, 16), 1,
+        hostName);
+    List<ResourceRequest> ask1 = new ArrayList<>();
+    request1 =
+        createResourceRequest(1024, 8, node1.getRackName(), priorityValue, 1,
+        true);
+    request2 =
+        createResourceRequest(1024, 8, ResourceRequest.ANY, priorityValue, 1,
+        true);
+    ask1.add(request1);
+    ask1.add(request2);
+    scheduler.allocate(id11, ask1, new ArrayList<ContainerId>(), null, null,
+        null, null);
+
+    NodeAddedSchedulerEvent nodeEvent1 = new NodeAddedSchedulerEvent(node1);
+    scheduler.handle(nodeEvent1);
+    FSSchedulerNode node =
+        (FSSchedulerNode) scheduler.getSchedulerNode(node1.getNodeID());
+    // Tick the time and let the fsApp startTime different from initScheduler
+    // time
+    mockClock.tickSec(delayThresholdTimeMs / 1000);
+    scheduler.attemptScheduling(node);
+    Map<SchedulerRequestKey, Long> lastScheduledContainer =
+        fsAppAttempt.getLastScheduledContainer();
+    long initSchedulerTime =
+        lastScheduledContainer.get(TestUtils.toSchedulerKey(priority));
+    assertEquals(delayThresholdTimeMs, initSchedulerTime);
+  }
+
   private void triggerSchedulingAttempt() throws InterruptedException {
     Thread.sleep(
         2 * scheduler.getConf().getContinuousSchedulingSleepMs());

http://git-wip-us.apache.org/repos/asf/hadoop/blob/79aeddc8/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/TestFairScheduler.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/fair/TestFairScheduler.java
b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/TestFairScheduler.java
index 9e0dd06..e28b35a 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/TestFairScheduler.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/TestFairScheduler.java
@@ -25,10 +25,7 @@ import static org.junit.Assert.assertNotNull;
 import static org.junit.Assert.assertNull;
 import static org.junit.Assert.assertTrue;
 import static org.junit.Assert.fail;
-import static org.mockito.Matchers.isA;
-import static org.mockito.Mockito.doThrow;
 import static org.mockito.Mockito.mock;
-import static org.mockito.Mockito.spy;
 import static org.mockito.Mockito.when;
 
 import java.io.File;
@@ -62,7 +59,6 @@ import org.apache.hadoop.yarn.api.records.ContainerId;
 import org.apache.hadoop.yarn.api.records.ContainerLaunchContext;
 import org.apache.hadoop.yarn.api.records.FinalApplicationStatus;
 import org.apache.hadoop.yarn.api.records.NodeState;
-import org.apache.hadoop.yarn.api.records.Priority;
 import org.apache.hadoop.yarn.api.records.QueueInfo;
 import org.apache.hadoop.yarn.api.records.Resource;
 import org.apache.hadoop.yarn.api.records.ResourceRequest;
@@ -99,12 +95,9 @@ import org.apache.hadoop.yarn.server.resourcemanager.scheduler.AbstractYarnSched
 import org.apache.hadoop.yarn.server.resourcemanager.scheduler.QueueMetrics;
 import org.apache.hadoop.yarn.server.resourcemanager.scheduler.SchedulerApplicationAttempt;
 
-import org.apache.hadoop.yarn.server.resourcemanager.scheduler.SchedulerRequestKey;
 import org.apache.hadoop.yarn.server.resourcemanager.scheduler.SchedulerNode;
 import org.apache.hadoop.yarn.server.resourcemanager.scheduler.TestSchedulerUtils;
 
-import org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity
-    .TestUtils;
 import org.apache.hadoop.yarn.server.resourcemanager.scheduler.event.AppAddedSchedulerEvent;
 import org.apache.hadoop.yarn.server.resourcemanager.scheduler.event.AppAttemptAddedSchedulerEvent;
 import org.apache.hadoop.yarn.server.resourcemanager.scheduler.event.AppAttemptRemovedSchedulerEvent;
@@ -4125,71 +4118,6 @@ public class TestFairScheduler extends FairSchedulerTestBase {
   }
 
   @Test
-  public void testContinuousSchedulingWithNodeRemoved() throws Exception {
-    // Disable continuous scheduling, will invoke continuous scheduling once manually
-    scheduler.init(conf);
-    scheduler.start();
-    Assert.assertTrue("Continuous scheduling should be disabled.",
-        !scheduler.isContinuousSchedulingEnabled());
-
-    // Add two nodes
-    RMNode node1 =
-        MockNodes.newNodeInfo(1, Resources.createResource(8 * 1024, 8), 1,
-            "127.0.0.1");
-    NodeAddedSchedulerEvent nodeEvent1 = new NodeAddedSchedulerEvent(node1);
-    scheduler.handle(nodeEvent1);
-    RMNode node2 =
-        MockNodes.newNodeInfo(1, Resources.createResource(8 * 1024, 8), 2,
-            "127.0.0.2");
-    NodeAddedSchedulerEvent nodeEvent2 = new NodeAddedSchedulerEvent(node2);
-    scheduler.handle(nodeEvent2);
-    Assert.assertEquals("We should have two alive nodes.",
-        2, scheduler.getNumClusterNodes());
-
-    // Remove one node
-    NodeRemovedSchedulerEvent removeNode1 = new NodeRemovedSchedulerEvent(node1);
-    scheduler.handle(removeNode1);
-    Assert.assertEquals("We should only have one alive node.",
-        1, scheduler.getNumClusterNodes());
-
-    // Invoke the continuous scheduling once
-    try {
-      scheduler.continuousSchedulingAttempt();
-    } catch (Exception e) {
-      fail("Exception happened when doing continuous scheduling. " +
-        e.toString());
-    }
-  }
-
-  @Test
-  public void testContinuousSchedulingInterruptedException()
-      throws Exception {
-    scheduler.init(conf);
-    scheduler.start();
-    FairScheduler spyScheduler = spy(scheduler);
-    Assert.assertTrue("Continuous scheduling should be disabled.",
-        !spyScheduler.isContinuousSchedulingEnabled());
-    // Add one nodes
-    RMNode node1 =
-        MockNodes.newNodeInfo(1, Resources.createResource(8 * 1024, 8), 1,
-            "127.0.0.1");
-    NodeAddedSchedulerEvent nodeEvent1 = new NodeAddedSchedulerEvent(node1);
-    spyScheduler.handle(nodeEvent1);
-    Assert.assertEquals("We should have one alive node.",
-        1, spyScheduler.getNumClusterNodes());
-    InterruptedException ie = new InterruptedException();
-    doThrow(new YarnRuntimeException(ie)).when(spyScheduler).
-        attemptScheduling(isA(FSSchedulerNode.class));
-    // Invoke the continuous scheduling once
-    try {
-      spyScheduler.continuousSchedulingAttempt();
-      fail("Expected InterruptedException to stop schedulingThread");
-    } catch (InterruptedException e) {
-      Assert.assertEquals(ie, e);
-    }
-  }
-
-  @Test
   public void testSchedulingOnRemovedNode() throws Exception {
     // Disable continuous scheduling, will invoke continuous scheduling manually
     scheduler.init(conf);
@@ -4487,30 +4415,6 @@ public class TestFairScheduler extends FairSchedulerTestBase {
   }
 
   @Test
-  public void testThreadLifeCycle() throws InterruptedException {
-    conf.setBoolean(
-        FairSchedulerConfiguration.CONTINUOUS_SCHEDULING_ENABLED, true);
-    scheduler.init(conf);
-    scheduler.start();
-
-    Thread updateThread = scheduler.updateThread;
-    Thread schedulingThread = scheduler.schedulingThread;
-
-    assertTrue(updateThread.isAlive());
-    assertTrue(schedulingThread.isAlive());
-
-    scheduler.stop();
-
-    int numRetries = 100;
-    while (numRetries-- > 0 &&
-        (updateThread.isAlive() || schedulingThread.isAlive())) {
-      Thread.sleep(50);
-    }
-
-    assertNotEquals("One of the threads is still alive", 0, numRetries);
-  }
-
-  @Test
   public void testPerfMetricsInited() {
     scheduler.init(conf);
     scheduler.start();
@@ -4645,67 +4549,6 @@ public class TestFairScheduler extends FairSchedulerTestBase {
   }
 
   @Test
-  public void testFairSchedulerContinuousSchedulingInitTime() throws Exception {
-    int DELAY_THRESHOLD_TIME_MS = 1000;
-    conf.set(FairSchedulerConfiguration.CONTINUOUS_SCHEDULING_ENABLED, "true");
-    conf.set(FairSchedulerConfiguration.LOCALITY_DELAY_NODE_MS,
-        String.valueOf(DELAY_THRESHOLD_TIME_MS));
-    conf.set(FairSchedulerConfiguration.LOCALITY_DELAY_RACK_MS,
-        String.valueOf(DELAY_THRESHOLD_TIME_MS));
-
-    ControlledClock clock = new ControlledClock();
-    scheduler.setClock(clock);
-    scheduler.init(conf);
-    scheduler.start();
-
-    int priorityValue;
-    Priority priority;
-    FSAppAttempt fsAppAttempt;
-    ResourceRequest request1;
-    ResourceRequest request2;
-    ApplicationAttemptId id11;
-
-    priorityValue = 1;
-    id11 = createAppAttemptId(1, 1);
-    createMockRMApp(id11);
-    priority = Priority.newInstance(priorityValue);
-    scheduler.addApplication(id11.getApplicationId(), "root.queue1", "user1",
-        false);
-    scheduler.addApplicationAttempt(id11, false, false);
-    fsAppAttempt = scheduler.getApplicationAttempt(id11);
-
-    String hostName = "127.0.0.1";
-    RMNode node1 =
-        MockNodes.newNodeInfo(1, Resources.createResource(16 * 1024, 16), 1,
-            hostName);
-    List<ResourceRequest> ask1 = new ArrayList<>();
-    request1 =
-        createResourceRequest(1024, 8, node1.getRackName(), priorityValue, 1,
-            true);
-    request2 =
-        createResourceRequest(1024, 8, ResourceRequest.ANY, priorityValue, 1,
-            true);
-    ask1.add(request1);
-    ask1.add(request2);
-    scheduler.allocate(id11, ask1, new ArrayList<ContainerId>(), null, null,
-        null, null);
-
-    NodeAddedSchedulerEvent nodeEvent1 = new NodeAddedSchedulerEvent(node1);
-    scheduler.handle(nodeEvent1);
-    FSSchedulerNode node =
-        (FSSchedulerNode) scheduler.getSchedulerNode(node1.getNodeID());
-    // Tick the time and let the fsApp startTime different from initScheduler
-    // time
-    clock.tickSec(DELAY_THRESHOLD_TIME_MS / 1000);
-    scheduler.attemptScheduling(node);
-    Map<SchedulerRequestKey, Long> lastScheduledContainer =
-        fsAppAttempt.getLastScheduledContainer();
-    long initSchedulerTime =
-        lastScheduledContainer.get(TestUtils.toSchedulerKey(priority));
-    assertEquals(DELAY_THRESHOLD_TIME_MS, initSchedulerTime);
-  }
-
-  @Test
   public void testResourceUpdateDecommissioningNode() throws Exception {
     // Mock the RMNodeResourceUpdate event handler to update SchedulerNode
     // to have 0 available resource


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