| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package org.apache.hadoop.yarn.server.resourcemanager.scheduler; |
| |
| import java.io.IOException; |
| import java.util.List; |
| |
| import org.apache.hadoop.yarn.api.protocolrecords.AllocateResponse; |
| import org.apache.hadoop.yarn.api.records.Container; |
| import org.apache.hadoop.yarn.api.records.NodeId; |
| import org.apache.hadoop.yarn.conf.YarnConfiguration; |
| import org.apache.hadoop.yarn.server.resourcemanager.MockAM; |
| import org.apache.hadoop.yarn.server.resourcemanager.MockNM; |
| import org.apache.hadoop.yarn.server.resourcemanager.MockRM; |
| import org.apache.hadoop.yarn.server.resourcemanager.ParameterizedSchedulerTestBase; |
| import org.apache.hadoop.yarn.server.resourcemanager.rmapp.RMApp; |
| import org.apache.hadoop.yarn.server.resourcemanager.rmapp.attempt.RMAppAttempt; |
| import org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.FairSchedulerConfiguration; |
| import org.junit.Assert; |
| import org.junit.Test; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| /** |
| * Tests for checking Scheduling with allocationRequestId, i.e. mapping of |
| * allocated containers to the original client {@code ResourceRequest}. |
| */ |
| public class TestSchedulingWithAllocationRequestId |
| extends ParameterizedSchedulerTestBase { |
| |
| private static final Logger LOG = |
| LoggerFactory.getLogger(TestSchedulingWithAllocationRequestId.class); |
| private static final int GB = 1024; |
| |
| public TestSchedulingWithAllocationRequestId(SchedulerType type) throws IOException { |
| super(type); |
| } |
| |
| @Override |
| public YarnConfiguration getConf() { |
| YarnConfiguration conf = super.getConf(); |
| if (getSchedulerType().equals(SchedulerType.FAIR)) { |
| // Some tests here rely on being able to assign multiple containers with |
| // a single heartbeat |
| conf.setBoolean(FairSchedulerConfiguration.ASSIGN_MULTIPLE, true); |
| } |
| return conf; |
| } |
| |
| @Test (timeout = 10000) |
| public void testMultipleAllocationRequestIds() throws Exception { |
| YarnConfiguration conf = getConf(); |
| MockRM rm = new MockRM(conf); |
| try { |
| rm.start(); |
| |
| MockNM nm1 = rm.registerNode("127.0.0.1:1234", 4 * GB); |
| MockNM nm2 = rm.registerNode("127.0.0.2:5678", 4 * GB); |
| RMApp app1 = rm.submitApp(2048); |
| // kick the scheduling |
| nm1.nodeHeartbeat(true); |
| RMAppAttempt attempt1 = app1.getCurrentAppAttempt(); |
| MockAM am1 = rm.sendAMLaunched(attempt1.getAppAttemptId()); |
| am1.registerAppAttempt(); |
| |
| // send requests for containers with id 10 & 20 |
| am1.allocate(am1.createReq( |
| new String[] {"127.0.0.1"}, 2 * GB, 1, 1, 10L), null); |
| am1.allocate(am1.createReq( |
| new String[] {"127.0.0.2"}, 2 * GB, 1, 2, 20L), null); |
| |
| // check if request id 10 is satisfied |
| AllocateResponse allocResponse = waitForAllocResponse(rm, am1, nm1, 1); |
| List<Container> allocated = allocResponse.getAllocatedContainers(); |
| Assert.assertEquals(1, allocated.size()); |
| checkAllocatedContainer(allocated.get(0), 2 * GB, nm1.getNodeId(), 10); |
| |
| // check now if request id 20 is satisfied |
| allocResponse = waitForAllocResponse(rm, am1, nm2, 2); |
| allocated = allocResponse.getAllocatedContainers(); |
| Assert.assertEquals(2, allocated.size()); |
| for (Container container : allocated) { |
| checkAllocatedContainer(container, 2 * GB, nm2.getNodeId(), 20); |
| } |
| } finally { |
| if (rm != null) { |
| rm.stop(); |
| } |
| } |
| } |
| |
| @Test (timeout = 10000) |
| public void testMultipleAllocationRequestDiffPriority() throws Exception { |
| YarnConfiguration conf = getConf(); |
| MockRM rm = new MockRM(conf); |
| try { |
| rm.start(); |
| |
| MockNM nm1 = rm.registerNode("127.0.0.1:1234", 4 * GB); |
| MockNM nm2 = rm.registerNode("127.0.0.2:5678", 4 * GB); |
| RMApp app1 = rm.submitApp(2048); |
| // kick the scheduling |
| nm1.nodeHeartbeat(true); |
| RMAppAttempt attempt1 = app1.getCurrentAppAttempt(); |
| MockAM am1 = rm.sendAMLaunched(attempt1.getAppAttemptId()); |
| am1.registerAppAttempt(); |
| |
| // send requests for containers with id 10 & 20 |
| am1.allocate(am1.createReq( |
| new String[] {"127.0.0.1"}, 2 * GB, 2, 1, 10L), null); |
| am1.allocate(am1.createReq( |
| new String[] {"127.0.0.2"}, 2 * GB, 1, 2, 20L), null); |
| |
| // check if request id 20 is satisfied first |
| AllocateResponse allocResponse = waitForAllocResponse(rm, am1, nm2, 2); |
| List<Container> allocated = allocResponse.getAllocatedContainers(); |
| Assert.assertEquals(2, allocated.size()); |
| for (Container container : allocated) { |
| checkAllocatedContainer(container, 2 * GB, nm2.getNodeId(), 20); |
| } |
| |
| // check now if request id 10 is satisfied |
| allocResponse = waitForAllocResponse(rm, am1, nm1, 1); |
| allocated = allocResponse.getAllocatedContainers(); |
| Assert.assertEquals(1, allocated.size()); |
| checkAllocatedContainer(allocated.get(0), 2 * GB, nm1.getNodeId(), 10); |
| } finally { |
| if (rm != null) { |
| rm.stop(); |
| } |
| } |
| } |
| |
| private void checkAllocatedContainer(Container allocated, int memory, |
| NodeId nodeId, long allocationRequestId) { |
| Assert.assertEquals(memory, allocated.getResource().getMemorySize()); |
| Assert.assertEquals(nodeId, allocated.getNodeId()); |
| Assert.assertEquals(allocationRequestId, |
| allocated.getAllocationRequestId()); |
| } |
| |
| @Test (timeout = 10000) |
| public void testMultipleAppsWithAllocationReqId() throws Exception { |
| YarnConfiguration conf = getConf(); |
| MockRM rm = new MockRM(conf); |
| try { |
| rm.start(); |
| |
| // Register node1 |
| String host0 = "host_0"; |
| String host1 = "host_1"; |
| MockNM nm1 = |
| new MockNM(host0 + ":1234", 8 * GB, rm.getResourceTrackerService()); |
| nm1.registerNode(); |
| |
| // Register node2 |
| MockNM nm2 = |
| new MockNM(host1 + ":2351", 8 * GB, rm.getResourceTrackerService()); |
| nm2.registerNode(); |
| |
| // submit 1st app |
| RMApp app1 = rm.submitApp(1 * GB, "user_0", "a1"); |
| MockAM am1 = MockRM.launchAndRegisterAM(app1, rm, nm1); |
| |
| // Submit app1 RR with allocationReqId = 5 |
| int numContainers = 1; |
| am1.allocate(am1.createReq( |
| new String[] {host0, host1}, 1 * GB, 1, numContainers, 5L), null); |
| |
| // wait for container to be allocated. |
| AllocateResponse allocResponse = waitForAllocResponse(rm, am1, nm1, 1); |
| List<Container> allocated = allocResponse.getAllocatedContainers(); |
| Assert.assertEquals(1, allocated.size()); |
| checkAllocatedContainer(allocated.get(0), 1 * GB, nm1.getNodeId(), 5L); |
| |
| // Submit another application |
| RMApp app2 = rm.submitApp(1 * GB, "user_1", "a2"); |
| MockAM am2 = MockRM.launchAndRegisterAM(app2, rm, nm2); |
| |
| // Submit app2 RR with allocationReqId = 5 |
| am2.allocate(am1.createReq( |
| new String[] {host0, host1}, 2 * GB, 1, numContainers, 5L), null); |
| |
| // wait for container to be allocated. |
| allocResponse = waitForAllocResponse(rm, am2, nm2, 1); |
| allocated = allocResponse.getAllocatedContainers(); |
| Assert.assertEquals(1, allocated.size()); |
| checkAllocatedContainer(allocated.get(0), 2 * GB, nm2.getNodeId(), 5L); |
| |
| // Now submit app2 RR with allocationReqId = 10 |
| am2.allocate(am1.createReq( |
| new String[] {host0, host1}, 3 * GB, 1, numContainers, 10L), null); |
| |
| // wait for container to be allocated. |
| allocResponse = waitForAllocResponse(rm, am2, nm1, 1); |
| allocated = allocResponse.getAllocatedContainers(); |
| Assert.assertEquals(1, allocated.size()); |
| checkAllocatedContainer(allocated.get(0), 3 * GB, nm1.getNodeId(), 10L); |
| |
| // Now submit app1 RR with allocationReqId = 10 |
| am1.allocate(am1.createReq( |
| new String[] {host0, host1}, 4 * GB, 1, numContainers, 10L), null); |
| |
| // wait for container to be allocated. |
| allocResponse = waitForAllocResponse(rm, am1, nm2, 1); |
| allocated = allocResponse.getAllocatedContainers(); |
| Assert.assertEquals(1, allocated.size()); |
| checkAllocatedContainer(allocated.get(0), 4 * GB, nm2.getNodeId(), 10L); |
| } finally { |
| if (rm != null) { |
| rm.stop(); |
| } |
| } |
| } |
| |
| private AllocateResponse waitForAllocResponse(MockRM rm, MockAM am, MockNM nm, |
| int size) throws Exception { |
| AllocateResponse allocResponse = am.doHeartbeat(); |
| while (allocResponse.getAllocatedContainers().size() < size) { |
| LOG.info("Waiting for containers to be created for app..."); |
| nm.nodeHeartbeat(true); |
| ((AbstractYarnScheduler) rm.getResourceScheduler()).update(); |
| Thread.sleep(100); |
| allocResponse = am.doHeartbeat(); |
| } |
| return allocResponse; |
| } |
| |
| } |