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YARN-5308. FairScheduler: Move continuous scheduling related tests to TestContinuousScheduling (Kai Sasaki via Varun Saxena)

This commit is contained in:
Varun Saxena 2016-10-28 00:29:53 +05:30
parent ac35ee9393
commit 79aeddc88f
2 changed files with 187 additions and 159 deletions
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189
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
View File

@ -22,20 +22,32 @@
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.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 void testSortedNodes() throws Exception {
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());

157
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
View File

@ -25,10 +25,7 @@
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.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.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;
@ -4124,71 +4117,6 @@ public void testMaxRunningAppsHierarchicalQueues() throws Exception {
verifyQueueNumRunnable("queue1.sub3", 0, 0);
}
@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
@ -4486,30 +4414,6 @@ public void testLowestCommonAncestorDeeperHierarchy() throws Exception {
assertEquals(ancestorQueue, queue1);
}
@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);
@ -4644,67 +4548,6 @@ public void testUserAsDefaultQueueWithLeadingTrailingSpaceUserName()
.get(attId3.getApplicationId()).getQueue());
}
@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