Java Code Examples for org.apache.hadoop.yarn.server.resourcemanager.nodelabels.RMNodeLabelsManager#init()
The following examples show how to use
org.apache.hadoop.yarn.server.resourcemanager.nodelabels.RMNodeLabelsManager#init() .
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Example 1
| Source File: TestQueueParsing.java From big-c with Apache License 2.0 | 6 votes |
|
@Test
public void testQueueParsingWhenLabelsNotExist() throws IOException {
YarnConfiguration conf = new YarnConfiguration();
CapacitySchedulerConfiguration csConf =
new CapacitySchedulerConfiguration(conf);
setupQueueConfigurationWithLabels(csConf);
CapacityScheduler capacityScheduler = new CapacityScheduler();
RMContextImpl rmContext =
new RMContextImpl(null, null, null, null, null, null,
new RMContainerTokenSecretManager(csConf),
new NMTokenSecretManagerInRM(csConf),
new ClientToAMTokenSecretManagerInRM(), null);
RMNodeLabelsManager nodeLabelsManager = new NullRMNodeLabelsManager();
nodeLabelsManager.init(conf);
nodeLabelsManager.start();
rmContext.setNodeLabelManager(nodeLabelsManager);
capacityScheduler.setConf(csConf);
capacityScheduler.setRMContext(rmContext);
capacityScheduler.init(csConf);
capacityScheduler.start();
ServiceOperations.stopQuietly(capacityScheduler);
ServiceOperations.stopQuietly(nodeLabelsManager);
}
Example 2
| Source File: TestCapacityScheduler.java From hadoop with Apache License 2.0 | 6 votes |
|
@Before
public void setUp() throws Exception {
resourceManager = new ResourceManager() {
@Override
protected RMNodeLabelsManager createNodeLabelManager() {
RMNodeLabelsManager mgr = new NullRMNodeLabelsManager();
mgr.init(getConfig());
return mgr;
}
};
CapacitySchedulerConfiguration csConf
= new CapacitySchedulerConfiguration();
setupQueueConfiguration(csConf);
YarnConfiguration conf = new YarnConfiguration(csConf);
conf.setClass(YarnConfiguration.RM_SCHEDULER,
CapacityScheduler.class, ResourceScheduler.class);
resourceManager.init(conf);
resourceManager.getRMContext().getContainerTokenSecretManager().rollMasterKey();
resourceManager.getRMContext().getNMTokenSecretManager().rollMasterKey();
((AsyncDispatcher)resourceManager.getRMContext().getDispatcher()).start();
mockContext = mock(RMContext.class);
when(mockContext.getConfigurationProvider()).thenReturn(
new LocalConfigurationProvider());
}
Example 3
| Source File: TestCapacityScheduler.java From big-c with Apache License 2.0 | 6 votes |
|
@Before
public void setUp() throws Exception {
resourceManager = new ResourceManager() {
@Override
protected RMNodeLabelsManager createNodeLabelManager() {
RMNodeLabelsManager mgr = new NullRMNodeLabelsManager();
mgr.init(getConfig());
return mgr;
}
};
CapacitySchedulerConfiguration csConf
= new CapacitySchedulerConfiguration();
setupQueueConfiguration(csConf);
YarnConfiguration conf = new YarnConfiguration(csConf);
conf.setClass(YarnConfiguration.RM_SCHEDULER,
CapacityScheduler.class, ResourceScheduler.class);
resourceManager.init(conf);
resourceManager.getRMContext().getContainerTokenSecretManager().rollMasterKey();
resourceManager.getRMContext().getNMTokenSecretManager().rollMasterKey();
((AsyncDispatcher)resourceManager.getRMContext().getDispatcher()).start();
mockContext = mock(RMContext.class);
when(mockContext.getConfigurationProvider()).thenReturn(
new LocalConfigurationProvider());
}
Example 4
| Source File: TestQueueParsing.java From hadoop with Apache License 2.0 | 6 votes |
|
@Test
public void testQueueParsingWhenLabelsNotExist() throws IOException {
YarnConfiguration conf = new YarnConfiguration();
CapacitySchedulerConfiguration csConf =
new CapacitySchedulerConfiguration(conf);
setupQueueConfigurationWithLabels(csConf);
CapacityScheduler capacityScheduler = new CapacityScheduler();
RMContextImpl rmContext =
new RMContextImpl(null, null, null, null, null, null,
new RMContainerTokenSecretManager(csConf),
new NMTokenSecretManagerInRM(csConf),
new ClientToAMTokenSecretManagerInRM(), null);
RMNodeLabelsManager nodeLabelsManager = new NullRMNodeLabelsManager();
nodeLabelsManager.init(conf);
nodeLabelsManager.start();
rmContext.setNodeLabelManager(nodeLabelsManager);
capacityScheduler.setConf(csConf);
capacityScheduler.setRMContext(rmContext);
capacityScheduler.init(csConf);
capacityScheduler.start();
ServiceOperations.stopQuietly(capacityScheduler);
ServiceOperations.stopQuietly(nodeLabelsManager);
}
Example 5
| Source File: MockRM.java From big-c with Apache License 2.0 | 5 votes |
|
@Override
protected RMNodeLabelsManager createNodeLabelManager()
throws InstantiationException, IllegalAccessException {
if (useNullRMNodeLabelsManager) {
RMNodeLabelsManager mgr = new NullRMNodeLabelsManager();
mgr.init(getConfig());
return mgr;
} else {
return super.createNodeLabelManager();
}
}
Example 6
| Source File: TestQueueParsing.java From big-c with Apache License 2.0 | 5 votes |
|
@Test
public void testSingleLevelQueueParsingWhenLabelsNotExistedInNodeLabelManager()
throws IOException {
YarnConfiguration conf = new YarnConfiguration();
CapacitySchedulerConfiguration csConf =
new CapacitySchedulerConfiguration(conf);
setupQueueConfigurationWithSingleLevel(csConf);
CapacityScheduler capacityScheduler = new CapacityScheduler();
RMContextImpl rmContext =
new RMContextImpl(null, null, null, null, null, null,
new RMContainerTokenSecretManager(csConf),
new NMTokenSecretManagerInRM(csConf),
new ClientToAMTokenSecretManagerInRM(), null);
RMNodeLabelsManager nodeLabelsManager = new NullRMNodeLabelsManager();
nodeLabelsManager.init(conf);
nodeLabelsManager.start();
rmContext.setNodeLabelManager(nodeLabelsManager);
capacityScheduler.setConf(csConf);
capacityScheduler.setRMContext(rmContext);
capacityScheduler.init(csConf);
capacityScheduler.start();
ServiceOperations.stopQuietly(capacityScheduler);
ServiceOperations.stopQuietly(nodeLabelsManager);
}
Example 7
| Source File: TestQueueParsing.java From big-c with Apache License 2.0 | 5 votes |
|
@Test
public void testQueueParsingWhenLabelsInheritedNotExistedInNodeLabelManager()
throws IOException {
YarnConfiguration conf = new YarnConfiguration();
CapacitySchedulerConfiguration csConf =
new CapacitySchedulerConfiguration(conf);
setupQueueConfigurationWithLabelsInherit(csConf);
CapacityScheduler capacityScheduler = new CapacityScheduler();
RMContextImpl rmContext =
new RMContextImpl(null, null, null, null, null, null,
new RMContainerTokenSecretManager(csConf),
new NMTokenSecretManagerInRM(csConf),
new ClientToAMTokenSecretManagerInRM(), null);
RMNodeLabelsManager nodeLabelsManager = new NullRMNodeLabelsManager();
nodeLabelsManager.init(conf);
nodeLabelsManager.start();
rmContext.setNodeLabelManager(nodeLabelsManager);
capacityScheduler.setConf(csConf);
capacityScheduler.setRMContext(rmContext);
capacityScheduler.init(csConf);
capacityScheduler.start();
ServiceOperations.stopQuietly(capacityScheduler);
ServiceOperations.stopQuietly(nodeLabelsManager);
}
Example 8
| Source File: TestQueueParsing.java From big-c with Apache License 2.0 | 5 votes |
|
@Test
public void testQueueParsingWhenLabelsNotExistedInNodeLabelManager()
throws IOException {
YarnConfiguration conf = new YarnConfiguration();
CapacitySchedulerConfiguration csConf =
new CapacitySchedulerConfiguration(conf);
setupQueueConfigurationWithLabels(csConf);
CapacityScheduler capacityScheduler = new CapacityScheduler();
RMContextImpl rmContext =
new RMContextImpl(null, null, null, null, null, null,
new RMContainerTokenSecretManager(csConf),
new NMTokenSecretManagerInRM(csConf),
new ClientToAMTokenSecretManagerInRM(), null);
RMNodeLabelsManager nodeLabelsManager = new NullRMNodeLabelsManager();
nodeLabelsManager.init(conf);
nodeLabelsManager.start();
rmContext.setNodeLabelManager(nodeLabelsManager);
capacityScheduler.setConf(csConf);
capacityScheduler.setRMContext(rmContext);
capacityScheduler.init(csConf);
capacityScheduler.start();
ServiceOperations.stopQuietly(capacityScheduler);
ServiceOperations.stopQuietly(nodeLabelsManager);
}
Example 9
| Source File: TestSchedulerUtils.java From big-c with Apache License 2.0 | 5 votes |
|
private static RMContext getMockRMContext() {
RMContext rmContext = mock(RMContext.class);
RMNodeLabelsManager nlm = new NullRMNodeLabelsManager();
nlm.init(new Configuration(false));
when(rmContext.getNodeLabelManager()).thenReturn(nlm);
return rmContext;
}
Example 10
| Source File: MockRM.java From hadoop with Apache License 2.0 | 5 votes |
|
@Override
protected RMNodeLabelsManager createNodeLabelManager()
throws InstantiationException, IllegalAccessException {
if (useNullRMNodeLabelsManager) {
RMNodeLabelsManager mgr = new NullRMNodeLabelsManager();
mgr.init(getConfig());
return mgr;
} else {
return super.createNodeLabelManager();
}
}
Example 11
| Source File: TestQueueParsing.java From hadoop with Apache License 2.0 | 5 votes |
|
@Test
public void testSingleLevelQueueParsingWhenLabelsNotExistedInNodeLabelManager()
throws IOException {
YarnConfiguration conf = new YarnConfiguration();
CapacitySchedulerConfiguration csConf =
new CapacitySchedulerConfiguration(conf);
setupQueueConfigurationWithSingleLevel(csConf);
CapacityScheduler capacityScheduler = new CapacityScheduler();
RMContextImpl rmContext =
new RMContextImpl(null, null, null, null, null, null,
new RMContainerTokenSecretManager(csConf),
new NMTokenSecretManagerInRM(csConf),
new ClientToAMTokenSecretManagerInRM(), null);
RMNodeLabelsManager nodeLabelsManager = new NullRMNodeLabelsManager();
nodeLabelsManager.init(conf);
nodeLabelsManager.start();
rmContext.setNodeLabelManager(nodeLabelsManager);
capacityScheduler.setConf(csConf);
capacityScheduler.setRMContext(rmContext);
capacityScheduler.init(csConf);
capacityScheduler.start();
ServiceOperations.stopQuietly(capacityScheduler);
ServiceOperations.stopQuietly(nodeLabelsManager);
}
Example 12
| Source File: TestQueueParsing.java From hadoop with Apache License 2.0 | 5 votes |
|
@Test
public void testQueueParsingWhenLabelsInheritedNotExistedInNodeLabelManager()
throws IOException {
YarnConfiguration conf = new YarnConfiguration();
CapacitySchedulerConfiguration csConf =
new CapacitySchedulerConfiguration(conf);
setupQueueConfigurationWithLabelsInherit(csConf);
CapacityScheduler capacityScheduler = new CapacityScheduler();
RMContextImpl rmContext =
new RMContextImpl(null, null, null, null, null, null,
new RMContainerTokenSecretManager(csConf),
new NMTokenSecretManagerInRM(csConf),
new ClientToAMTokenSecretManagerInRM(), null);
RMNodeLabelsManager nodeLabelsManager = new NullRMNodeLabelsManager();
nodeLabelsManager.init(conf);
nodeLabelsManager.start();
rmContext.setNodeLabelManager(nodeLabelsManager);
capacityScheduler.setConf(csConf);
capacityScheduler.setRMContext(rmContext);
capacityScheduler.init(csConf);
capacityScheduler.start();
ServiceOperations.stopQuietly(capacityScheduler);
ServiceOperations.stopQuietly(nodeLabelsManager);
}
Example 13
| Source File: TestQueueParsing.java From hadoop with Apache License 2.0 | 5 votes |
|
@Test
public void testQueueParsingWhenLabelsNotExistedInNodeLabelManager()
throws IOException {
YarnConfiguration conf = new YarnConfiguration();
CapacitySchedulerConfiguration csConf =
new CapacitySchedulerConfiguration(conf);
setupQueueConfigurationWithLabels(csConf);
CapacityScheduler capacityScheduler = new CapacityScheduler();
RMContextImpl rmContext =
new RMContextImpl(null, null, null, null, null, null,
new RMContainerTokenSecretManager(csConf),
new NMTokenSecretManagerInRM(csConf),
new ClientToAMTokenSecretManagerInRM(), null);
RMNodeLabelsManager nodeLabelsManager = new NullRMNodeLabelsManager();
nodeLabelsManager.init(conf);
nodeLabelsManager.start();
rmContext.setNodeLabelManager(nodeLabelsManager);
capacityScheduler.setConf(csConf);
capacityScheduler.setRMContext(rmContext);
capacityScheduler.init(csConf);
capacityScheduler.start();
ServiceOperations.stopQuietly(capacityScheduler);
ServiceOperations.stopQuietly(nodeLabelsManager);
}
Example 14
| Source File: TestSchedulerUtils.java From hadoop with Apache License 2.0 | 5 votes |
|
private static RMContext getMockRMContext() {
RMContext rmContext = mock(RMContext.class);
RMNodeLabelsManager nlm = new NullRMNodeLabelsManager();
nlm.init(new Configuration(false));
when(rmContext.getNodeLabelManager()).thenReturn(nlm);
return rmContext;
}
Example 15
| Source File: TestCapacityScheduler.java From big-c with Apache License 2.0 | 4 votes |
|
@Test(expected = YarnException.class)
public void testMoveAppViolateQueueState() throws Exception {
resourceManager = new ResourceManager() {
@Override
protected RMNodeLabelsManager createNodeLabelManager() {
RMNodeLabelsManager mgr = new NullRMNodeLabelsManager();
mgr.init(getConfig());
return mgr;
}
};
CapacitySchedulerConfiguration csConf =
new CapacitySchedulerConfiguration();
setupQueueConfiguration(csConf);
StringBuilder qState = new StringBuilder();
qState.append(CapacitySchedulerConfiguration.PREFIX).append(B)
.append(CapacitySchedulerConfiguration.DOT)
.append(CapacitySchedulerConfiguration.STATE);
csConf.set(qState.toString(), QueueState.STOPPED.name());
YarnConfiguration conf = new YarnConfiguration(csConf);
conf.setClass(YarnConfiguration.RM_SCHEDULER, CapacityScheduler.class,
ResourceScheduler.class);
resourceManager.init(conf);
resourceManager.getRMContext().getContainerTokenSecretManager()
.rollMasterKey();
resourceManager.getRMContext().getNMTokenSecretManager().rollMasterKey();
((AsyncDispatcher) resourceManager.getRMContext().getDispatcher()).start();
mockContext = mock(RMContext.class);
when(mockContext.getConfigurationProvider()).thenReturn(
new LocalConfigurationProvider());
ResourceScheduler scheduler = resourceManager.getResourceScheduler();
// Register node1
String host_0 = "host_0";
NodeManager nm_0 =
registerNode(host_0, 1234, 2345, NetworkTopology.DEFAULT_RACK,
Resources.createResource(6 * GB, 1));
// ResourceRequest priorities
Priority priority_0 =
org.apache.hadoop.yarn.server.resourcemanager.resource.Priority
.create(0);
Priority priority_1 =
org.apache.hadoop.yarn.server.resourcemanager.resource.Priority
.create(1);
// Submit application_0
Application application_0 =
new Application("user_0", "a1", resourceManager);
application_0.submit(); // app + app attempt event sent to scheduler
application_0.addNodeManager(host_0, 1234, nm_0);
Resource capability_0_0 = Resources.createResource(3 * GB, 1);
application_0.addResourceRequestSpec(priority_1, capability_0_0);
Resource capability_0_1 = Resources.createResource(2 * GB, 1);
application_0.addResourceRequestSpec(priority_0, capability_0_1);
Task task_0_0 =
new Task(application_0, priority_1, new String[] { host_0 });
application_0.addTask(task_0_0);
// Send resource requests to the scheduler
application_0.schedule(); // allocate
// task_0_0 allocated
nodeUpdate(nm_0);
// Get allocations from the scheduler
application_0.schedule(); // task_0_0
checkApplicationResourceUsage(3 * GB, application_0);
checkNodeResourceUsage(3 * GB, nm_0);
// b2 queue contains 3GB consumption app,
// add another 3GB will hit max capacity limit on queue b
scheduler.moveApplication(application_0.getApplicationId(), "b1");
}
Example 16
| Source File: TestContainerAllocation.java From big-c with Apache License 2.0 | 4 votes |
|
@Test (timeout = 300000)
public void testContainerAllocationWithSingleUserLimits() throws Exception {
final RMNodeLabelsManager mgr = new NullRMNodeLabelsManager();
mgr.init(conf);
// set node -> label
mgr.addToCluserNodeLabels(ImmutableSet.of("x", "y"));
mgr.addLabelsToNode(ImmutableMap.of(NodeId.newInstance("h1", 0), toSet("x"),
NodeId.newInstance("h2", 0), toSet("y")));
// inject node label manager
MockRM rm1 = new MockRM(getConfigurationWithDefaultQueueLabels(conf)) {
@Override
public RMNodeLabelsManager createNodeLabelManager() {
return mgr;
}
};
rm1.getRMContext().setNodeLabelManager(mgr);
rm1.start();
MockNM nm1 = rm1.registerNode("h1:1234", 8000); // label = x
rm1.registerNode("h2:1234", 8000); // label = y
MockNM nm3 = rm1.registerNode("h3:1234", 8000); // label = <empty>
// launch an app to queue a1 (label = x), and check all container will
// be allocated in h1
RMApp app1 = rm1.submitApp(200, "app", "user", null, "a1");
MockAM am1 = MockRM.launchAndRegisterAM(app1, rm1, nm1);
// A has only 10% of x, so it can only allocate one container in label=empty
ContainerId containerId =
ContainerId.newContainerId(am1.getApplicationAttemptId(), 2);
am1.allocate("*", 1024, 1, new ArrayList<ContainerId>(), "");
Assert.assertTrue(rm1.waitForState(nm3, containerId,
RMContainerState.ALLOCATED, 10 * 1000));
// Cannot allocate 2nd label=empty container
containerId =
ContainerId.newContainerId(am1.getApplicationAttemptId(), 3);
am1.allocate("*", 1024, 1, new ArrayList<ContainerId>(), "");
Assert.assertFalse(rm1.waitForState(nm3, containerId,
RMContainerState.ALLOCATED, 10 * 1000));
// A has default user limit = 100, so it can use all resource in label = x
// We can allocate floor(8000 / 1024) = 7 containers
for (int id = 3; id <= 8; id++) {
containerId =
ContainerId.newContainerId(am1.getApplicationAttemptId(), id);
am1.allocate("*", 1024, 1, new ArrayList<ContainerId>(), "x");
Assert.assertTrue(rm1.waitForState(nm1, containerId,
RMContainerState.ALLOCATED, 10 * 1000));
}
rm1.close();
}
Example 17
| Source File: TestContainerAllocation.java From hadoop with Apache License 2.0 | 4 votes |
|
@Test (timeout = 300000)
public void testContainerAllocationWithSingleUserLimits() throws Exception {
final RMNodeLabelsManager mgr = new NullRMNodeLabelsManager();
mgr.init(conf);
// set node -> label
mgr.addToCluserNodeLabels(ImmutableSet.of("x", "y"));
mgr.addLabelsToNode(ImmutableMap.of(NodeId.newInstance("h1", 0), toSet("x"),
NodeId.newInstance("h2", 0), toSet("y")));
// inject node label manager
MockRM rm1 = new MockRM(TestUtils.getConfigurationWithDefaultQueueLabels(conf)) {
@Override
public RMNodeLabelsManager createNodeLabelManager() {
return mgr;
}
};
rm1.getRMContext().setNodeLabelManager(mgr);
rm1.start();
MockNM nm1 = rm1.registerNode("h1:1234", 8000); // label = x
rm1.registerNode("h2:1234", 8000); // label = y
MockNM nm3 = rm1.registerNode("h3:1234", 8000); // label = <empty>
// launch an app to queue a1 (label = x), and check all container will
// be allocated in h1
RMApp app1 = rm1.submitApp(200, "app", "user", null, "a1");
MockAM am1 = MockRM.launchAndRegisterAM(app1, rm1, nm1);
// A has only 10% of x, so it can only allocate one container in label=empty
ContainerId containerId =
ContainerId.newContainerId(am1.getApplicationAttemptId(), 2);
am1.allocate("*", 1024, 1, new ArrayList<ContainerId>(), "");
Assert.assertTrue(rm1.waitForState(nm3, containerId,
RMContainerState.ALLOCATED, 10 * 1000));
// Cannot allocate 2nd label=empty container
containerId =
ContainerId.newContainerId(am1.getApplicationAttemptId(), 3);
am1.allocate("*", 1024, 1, new ArrayList<ContainerId>(), "");
Assert.assertFalse(rm1.waitForState(nm3, containerId,
RMContainerState.ALLOCATED, 10 * 1000));
// A has default user limit = 100, so it can use all resource in label = x
// We can allocate floor(8000 / 1024) = 7 containers
for (int id = 3; id <= 8; id++) {
containerId =
ContainerId.newContainerId(am1.getApplicationAttemptId(), id);
am1.allocate("*", 1024, 1, new ArrayList<ContainerId>(), "x");
Assert.assertTrue(rm1.waitForState(nm1, containerId,
RMContainerState.ALLOCATED, 10 * 1000));
}
rm1.close();
}
Example 18
| Source File: TestCapacityScheduler.java From hadoop with Apache License 2.0 | 4 votes |
|
@Test(expected = YarnException.class)
public void testMoveAppViolateQueueState() throws Exception {
resourceManager = new ResourceManager() {
@Override
protected RMNodeLabelsManager createNodeLabelManager() {
RMNodeLabelsManager mgr = new NullRMNodeLabelsManager();
mgr.init(getConfig());
return mgr;
}
};
CapacitySchedulerConfiguration csConf =
new CapacitySchedulerConfiguration();
setupQueueConfiguration(csConf);
StringBuilder qState = new StringBuilder();
qState.append(CapacitySchedulerConfiguration.PREFIX).append(B)
.append(CapacitySchedulerConfiguration.DOT)
.append(CapacitySchedulerConfiguration.STATE);
csConf.set(qState.toString(), QueueState.STOPPED.name());
YarnConfiguration conf = new YarnConfiguration(csConf);
conf.setClass(YarnConfiguration.RM_SCHEDULER, CapacityScheduler.class,
ResourceScheduler.class);
resourceManager.init(conf);
resourceManager.getRMContext().getContainerTokenSecretManager()
.rollMasterKey();
resourceManager.getRMContext().getNMTokenSecretManager().rollMasterKey();
((AsyncDispatcher) resourceManager.getRMContext().getDispatcher()).start();
mockContext = mock(RMContext.class);
when(mockContext.getConfigurationProvider()).thenReturn(
new LocalConfigurationProvider());
ResourceScheduler scheduler = resourceManager.getResourceScheduler();
// Register node1
String host_0 = "host_0";
NodeManager nm_0 =
registerNode(host_0, 1234, 2345, NetworkTopology.DEFAULT_RACK,
Resources.createResource(6 * GB, 1));
// ResourceRequest priorities
Priority priority_0 =
org.apache.hadoop.yarn.server.resourcemanager.resource.Priority
.create(0);
Priority priority_1 =
org.apache.hadoop.yarn.server.resourcemanager.resource.Priority
.create(1);
// Submit application_0
Application application_0 =
new Application("user_0", "a1", resourceManager);
application_0.submit(); // app + app attempt event sent to scheduler
application_0.addNodeManager(host_0, 1234, nm_0);
Resource capability_0_0 = Resources.createResource(3 * GB, 1);
application_0.addResourceRequestSpec(priority_1, capability_0_0);
Resource capability_0_1 = Resources.createResource(2 * GB, 1);
application_0.addResourceRequestSpec(priority_0, capability_0_1);
Task task_0_0 =
new Task(application_0, priority_1, new String[] { host_0 });
application_0.addTask(task_0_0);
// Send resource requests to the scheduler
application_0.schedule(); // allocate
// task_0_0 allocated
nodeUpdate(nm_0);
// Get allocations from the scheduler
application_0.schedule(); // task_0_0
checkApplicationResourceUsage(3 * GB, application_0);
checkNodeResourceUsage(3 * GB, nm_0);
// b2 queue contains 3GB consumption app,
// add another 3GB will hit max capacity limit on queue b
scheduler.moveApplication(application_0.getApplicationId(), "b1");
}
