use of org.apache.hadoop.yarn.server.resourcemanager.scheduler.policy.FairOrderingPolicy in project hadoop by apache.
the class TestLeafQueue method testFairConfiguration.
@Test
public void testFairConfiguration() throws Exception {
CapacitySchedulerConfiguration testConf = new CapacitySchedulerConfiguration();
String tproot = CapacitySchedulerConfiguration.ROOT + "." + "testPolicyRoot" + System.currentTimeMillis();
OrderingPolicy<FiCaSchedulerApp> schedOrder = testConf.<FiCaSchedulerApp>getAppOrderingPolicy(tproot);
//override default to fair
String policyType = CapacitySchedulerConfiguration.PREFIX + tproot + "." + CapacitySchedulerConfiguration.ORDERING_POLICY;
testConf.set(policyType, CapacitySchedulerConfiguration.FAIR_APP_ORDERING_POLICY);
schedOrder = testConf.<FiCaSchedulerApp>getAppOrderingPolicy(tproot);
FairOrderingPolicy fop = (FairOrderingPolicy<FiCaSchedulerApp>) schedOrder;
assertFalse(fop.getSizeBasedWeight());
//Now with sizeBasedWeight
String sbwConfig = CapacitySchedulerConfiguration.PREFIX + tproot + "." + CapacitySchedulerConfiguration.ORDERING_POLICY + "." + FairOrderingPolicy.ENABLE_SIZE_BASED_WEIGHT;
testConf.set(sbwConfig, "true");
schedOrder = testConf.<FiCaSchedulerApp>getAppOrderingPolicy(tproot);
fop = (FairOrderingPolicy<FiCaSchedulerApp>) schedOrder;
assertTrue(fop.getSizeBasedWeight());
}
use of org.apache.hadoop.yarn.server.resourcemanager.scheduler.policy.FairOrderingPolicy in project hadoop by apache.
the class TestLeafQueue method testFairAssignment.
@Test
public void testFairAssignment() throws Exception {
LeafQueue a = stubLeafQueue((LeafQueue) queues.get(A));
OrderingPolicy<FiCaSchedulerApp> schedulingOrder = new FairOrderingPolicy<FiCaSchedulerApp>();
a.setOrderingPolicy(schedulingOrder);
String host_0_0 = "127.0.0.1";
String rack_0 = "rack_0";
FiCaSchedulerNode node_0_0 = TestUtils.getMockNode(host_0_0, rack_0, 0, 16 * GB);
final int numNodes = 4;
Resource clusterResource = Resources.createResource(numNodes * (16 * GB), numNodes * 16);
when(csContext.getNumClusterNodes()).thenReturn(numNodes);
String user_0 = "user_0";
final ApplicationAttemptId appAttemptId_0 = TestUtils.getMockApplicationAttemptId(0, 0);
FiCaSchedulerApp app_0 = spy(new FiCaSchedulerApp(appAttemptId_0, user_0, a, mock(ActiveUsersManager.class), spyRMContext));
a.submitApplicationAttempt(app_0, user_0);
final ApplicationAttemptId appAttemptId_1 = TestUtils.getMockApplicationAttemptId(1, 0);
FiCaSchedulerApp app_1 = spy(new FiCaSchedulerApp(appAttemptId_1, user_0, a, mock(ActiveUsersManager.class), spyRMContext));
a.submitApplicationAttempt(app_1, user_0);
Map<ApplicationAttemptId, FiCaSchedulerApp> apps = ImmutableMap.of(app_0.getApplicationAttemptId(), app_0, app_1.getApplicationAttemptId(), app_1);
Map<NodeId, FiCaSchedulerNode> nodes = ImmutableMap.of(node_0_0.getNodeID(), node_0_0);
Priority priority = TestUtils.createMockPriority(1);
List<ResourceRequest> app_0_requests_0 = new ArrayList<ResourceRequest>();
List<ResourceRequest> app_1_requests_0 = new ArrayList<ResourceRequest>();
app_0_requests_0.clear();
app_0_requests_0.add(TestUtils.createResourceRequest(ResourceRequest.ANY, 2 * GB, 1, true, priority, recordFactory));
app_0.updateResourceRequests(app_0_requests_0);
app_1_requests_0.clear();
app_1_requests_0.add(TestUtils.createResourceRequest(ResourceRequest.ANY, 1 * GB, 1, true, priority, recordFactory));
app_1.updateResourceRequests(app_1_requests_0);
// app_0 will get containers as its submitted first.
applyCSAssignment(clusterResource, a.assignContainers(clusterResource, node_0_0, new ResourceLimits(clusterResource), SchedulingMode.RESPECT_PARTITION_EXCLUSIVITY), a, nodes, apps);
Assert.assertEquals(2 * GB, app_0.getCurrentConsumption().getMemorySize());
applyCSAssignment(clusterResource, a.assignContainers(clusterResource, node_0_0, new ResourceLimits(clusterResource), SchedulingMode.RESPECT_PARTITION_EXCLUSIVITY), a, nodes, apps);
Assert.assertEquals(1 * GB, app_1.getCurrentConsumption().getMemorySize());
app_0_requests_0.clear();
app_0_requests_0.add(TestUtils.createResourceRequest(ResourceRequest.ANY, 1 * GB, 1, true, priority, recordFactory));
app_0.updateResourceRequests(app_0_requests_0);
app_1_requests_0.clear();
app_1_requests_0.add(TestUtils.createResourceRequest(ResourceRequest.ANY, 1 * GB, 1, true, priority, recordFactory));
app_1.updateResourceRequests(app_1_requests_0);
//Since it already has more resources, app_0 will not get
//assigned first, but app_1 will
applyCSAssignment(clusterResource, a.assignContainers(clusterResource, node_0_0, new ResourceLimits(clusterResource), SchedulingMode.RESPECT_PARTITION_EXCLUSIVITY), a, nodes, apps);
Assert.assertEquals(2 * GB, app_0.getCurrentConsumption().getMemorySize());
Assert.assertEquals(2 * GB, app_1.getCurrentConsumption().getMemorySize());
//and only then will app_0
applyCSAssignment(clusterResource, a.assignContainers(clusterResource, node_0_0, new ResourceLimits(clusterResource), SchedulingMode.RESPECT_PARTITION_EXCLUSIVITY), a, nodes, apps);
Assert.assertEquals(3 * GB, app_0.getCurrentConsumption().getMemorySize());
}
use of org.apache.hadoop.yarn.server.resourcemanager.scheduler.policy.FairOrderingPolicy in project hadoop by apache.
the class TestCapacityScheduler method testAllocateReorder.
@Test
public void testAllocateReorder() throws Exception {
//Confirm that allocation (resource request) alone will trigger a change in
//application ordering where appropriate
Configuration conf = new Configuration();
conf.setClass(YarnConfiguration.RM_SCHEDULER, CapacityScheduler.class, ResourceScheduler.class);
MockRM rm = new MockRM(conf);
rm.start();
CapacityScheduler cs = (CapacityScheduler) rm.getResourceScheduler();
LeafQueue q = (LeafQueue) cs.getQueue("default");
Assert.assertNotNull(q);
FairOrderingPolicy fop = new FairOrderingPolicy();
fop.setSizeBasedWeight(true);
q.setOrderingPolicy(fop);
String host = "127.0.0.1";
RMNode node = MockNodes.newNodeInfo(0, MockNodes.newResource(4 * GB), 1, host);
cs.handle(new NodeAddedSchedulerEvent(node));
//add app begin
ApplicationId appId1 = BuilderUtils.newApplicationId(100, 1);
ApplicationAttemptId appAttemptId1 = BuilderUtils.newApplicationAttemptId(appId1, 1);
RMAppAttemptMetrics attemptMetric1 = new RMAppAttemptMetrics(appAttemptId1, rm.getRMContext());
RMAppImpl app1 = mock(RMAppImpl.class);
when(app1.getApplicationId()).thenReturn(appId1);
RMAppAttemptImpl attempt1 = mock(RMAppAttemptImpl.class);
Container container = mock(Container.class);
when(attempt1.getMasterContainer()).thenReturn(container);
ApplicationSubmissionContext submissionContext = mock(ApplicationSubmissionContext.class);
when(attempt1.getSubmissionContext()).thenReturn(submissionContext);
when(attempt1.getAppAttemptId()).thenReturn(appAttemptId1);
when(attempt1.getRMAppAttemptMetrics()).thenReturn(attemptMetric1);
when(app1.getCurrentAppAttempt()).thenReturn(attempt1);
rm.getRMContext().getRMApps().put(appId1, app1);
SchedulerEvent addAppEvent1 = new AppAddedSchedulerEvent(appId1, "default", "user");
cs.handle(addAppEvent1);
SchedulerEvent addAttemptEvent1 = new AppAttemptAddedSchedulerEvent(appAttemptId1, false);
cs.handle(addAttemptEvent1);
//add app end
//add app begin
ApplicationId appId2 = BuilderUtils.newApplicationId(100, 2);
ApplicationAttemptId appAttemptId2 = BuilderUtils.newApplicationAttemptId(appId2, 1);
RMAppAttemptMetrics attemptMetric2 = new RMAppAttemptMetrics(appAttemptId2, rm.getRMContext());
RMAppImpl app2 = mock(RMAppImpl.class);
when(app2.getApplicationId()).thenReturn(appId2);
RMAppAttemptImpl attempt2 = mock(RMAppAttemptImpl.class);
when(attempt2.getMasterContainer()).thenReturn(container);
when(attempt2.getSubmissionContext()).thenReturn(submissionContext);
when(attempt2.getAppAttemptId()).thenReturn(appAttemptId2);
when(attempt2.getRMAppAttemptMetrics()).thenReturn(attemptMetric2);
when(app2.getCurrentAppAttempt()).thenReturn(attempt2);
rm.getRMContext().getRMApps().put(appId2, app2);
SchedulerEvent addAppEvent2 = new AppAddedSchedulerEvent(appId2, "default", "user");
cs.handle(addAppEvent2);
SchedulerEvent addAttemptEvent2 = new AppAttemptAddedSchedulerEvent(appAttemptId2, false);
cs.handle(addAttemptEvent2);
//add app end
RecordFactory recordFactory = RecordFactoryProvider.getRecordFactory(null);
Priority priority = TestUtils.createMockPriority(1);
ResourceRequest r1 = TestUtils.createResourceRequest(ResourceRequest.ANY, 1 * GB, 1, true, priority, recordFactory);
//This will allocate for app1
cs.allocate(appAttemptId1, Collections.<ResourceRequest>singletonList(r1), Collections.<ContainerId>emptyList(), null, null, NULL_UPDATE_REQUESTS);
//And this will result in container assignment for app1
CapacityScheduler.schedule(cs);
//Verify that app1 is still first in assignment order
//This happens because app2 has no demand/a magnitude of NaN, which
//results in app1 and app2 being equal in the fairness comparison and
//failling back to fifo (start) ordering
assertEquals(q.getOrderingPolicy().getAssignmentIterator().next().getId(), appId1.toString());
//Now, allocate for app2 (this would be the first/AM allocation)
ResourceRequest r2 = TestUtils.createResourceRequest(ResourceRequest.ANY, 1 * GB, 1, true, priority, recordFactory);
cs.allocate(appAttemptId2, Collections.<ResourceRequest>singletonList(r2), Collections.<ContainerId>emptyList(), null, null, NULL_UPDATE_REQUESTS);
//In this case we do not perform container assignment because we want to
//verify re-ordering based on the allocation alone
//Now, the first app for assignment is app2
assertEquals(q.getOrderingPolicy().getAssignmentIterator().next().getId(), appId2.toString());
rm.stop();
}
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