Examples with MockAM org.apache.hadoop.yarn.server.resourcemanager.MockAM used on opensource projects

Example 91 with MockAM

use of org.apache.hadoop.yarn.server.resourcemanager.MockAM in project hadoop by apache.

the class TestContainerAllocation method testContinuousReservationLookingWhenUsedEqualsMax.

@Test(timeout = 60000)
public void testContinuousReservationLookingWhenUsedEqualsMax() throws Exception {
    CapacitySchedulerConfiguration newConf = (CapacitySchedulerConfiguration) TestUtils.getConfigurationWithMultipleQueues(conf);
    // Set maximum capacity of A to 10
    newConf.setMaximumCapacity(CapacitySchedulerConfiguration.ROOT + ".a", 10);
    MockRM rm1 = new MockRM(newConf);
    rm1.getRMContext().setNodeLabelManager(mgr);
    rm1.start();
    MockNM nm1 = rm1.registerNode("h1:1234", 10 * GB);
    MockNM nm2 = rm1.registerNode("h2:1234", 90 * GB);
    // launch an app to queue A, AM container should be launched in nm1
    RMApp app1 = rm1.submitApp(2 * GB, "app", "user", null, "a");
    MockAM am1 = MockRM.launchAndRegisterAM(app1, rm1, nm1);
    // launch 2nd app to queue B, AM container should be launched in nm1
    // Now usage of nm1 is 3G (2G + 1G)
    RMApp app2 = rm1.submitApp(1 * GB, "app", "user", null, "b");
    MockAM am2 = MockRM.launchAndRegisterAM(app2, rm1, nm1);
    am1.allocate("*", 4 * GB, 2, null);
    CapacityScheduler cs = (CapacityScheduler) rm1.getResourceScheduler();
    RMNode rmNode1 = rm1.getRMContext().getRMNodes().get(nm1.getNodeId());
    RMNode rmNode2 = rm1.getRMContext().getRMNodes().get(nm2.getNodeId());
    // Do node heartbeats twice, we expect one container allocated on nm1 and
    // one container reserved on nm1.
    cs.handle(new NodeUpdateSchedulerEvent(rmNode1));
    cs.handle(new NodeUpdateSchedulerEvent(rmNode1));
    FiCaSchedulerApp schedulerApp1 = cs.getApplicationAttempt(am1.getApplicationAttemptId());
    // App1 will get 2 container allocated (plus AM container)
    Assert.assertEquals(2, schedulerApp1.getLiveContainers().size());
    Assert.assertEquals(1, schedulerApp1.getReservedContainers().size());
    // Do node heartbeats on nm2, we expect one container allocated on nm2 and
    // one unreserved on nm1
    cs.handle(new NodeUpdateSchedulerEvent(rmNode2));
    Assert.assertEquals(3, schedulerApp1.getLiveContainers().size());
    Assert.assertEquals(0, schedulerApp1.getReservedContainers().size());
    rm1.close();
}

Example 92 with MockAM

use of org.apache.hadoop.yarn.server.resourcemanager.MockAM in project hadoop by apache.

the class TestContainerResizing method testOrderOfIncreaseContainerRequestAllocation.

@Test
public void testOrderOfIncreaseContainerRequestAllocation() throws Exception {
    /**
     * There're multiple containers need to be increased, check container will
     * be increase sorted by priority, if priority is same, smaller containerId
     * container will get preferred
     */
    MockRM rm1 = new MockRM() {

        @Override
        public RMNodeLabelsManager createNodeLabelManager() {
            return mgr;
        }
    };
    rm1.start();
    MockNM nm1 = rm1.registerNode("h1:1234", 10 * GB);
    // app1 -> a1
    RMApp app1 = rm1.submitApp(1 * GB, "app", "user", null, "default");
    MockAM am1 = MockRM.launchAndRegisterAM(app1, rm1, nm1);
    FiCaSchedulerApp app = TestUtils.getFiCaSchedulerApp(rm1, app1.getApplicationId());
    ApplicationAttemptId attemptId = am1.getApplicationAttemptId();
    // Container 2, 3 (priority=3)
    allocateAndLaunchContainers(am1, nm1, rm1, 2, 1 * GB, 3, 2);
    // Container 4, 5 (priority=2)
    allocateAndLaunchContainers(am1, nm1, rm1, 2, 1 * GB, 2, 4);
    // Container 6, 7 (priority=4)
    allocateAndLaunchContainers(am1, nm1, rm1, 2, 1 * GB, 4, 6);
    // am1 asks to change its container[2-7] from 1G to 2G
    List<UpdateContainerRequest> increaseRequests = new ArrayList<>();
    for (int cId = 2; cId <= 7; cId++) {
        ContainerId containerId = ContainerId.newContainerId(am1.getApplicationAttemptId(), cId);
        increaseRequests.add(UpdateContainerRequest.newInstance(0, containerId, ContainerUpdateType.INCREASE_RESOURCE, Resources.createResource(2 * GB), null));
    }
    am1.sendContainerResizingRequest(increaseRequests);
    checkPendingResource(rm1, "default", 6 * GB, null);
    Assert.assertEquals(6 * GB, app.getAppAttemptResourceUsage().getPending().getMemorySize());
    // Get rmNode1
    CapacityScheduler cs = (CapacityScheduler) rm1.getResourceScheduler();
    RMNode rmNode1 = rm1.getRMContext().getRMNodes().get(nm1.getNodeId());
    // assignContainer, container-4/5/2 increased (which has highest priority OR
    // earlier allocated)
    cs.handle(new NodeUpdateSchedulerEvent(rmNode1));
    AllocateResponse allocateResponse = am1.allocate(null, null);
    Assert.assertEquals(3, allocateResponse.getUpdatedContainers().size());
    verifyContainerIncreased(allocateResponse, ContainerId.newContainerId(attemptId, 4), 2 * GB);
    verifyContainerIncreased(allocateResponse, ContainerId.newContainerId(attemptId, 5), 2 * GB);
    verifyContainerIncreased(allocateResponse, ContainerId.newContainerId(attemptId, 2), 2 * GB);
    /* Check statuses after allocation */
    // There're still 3 pending increase requests
    checkPendingResource(rm1, "default", 3 * GB, null);
    Assert.assertEquals(3 * GB, app.getAppAttemptResourceUsage().getPending().getMemorySize());
    // Queue/user/application's usage will be updated
    checkUsedResource(rm1, "default", 10 * GB, null);
    Assert.assertEquals(10 * GB, ((LeafQueue) cs.getQueue("default")).getUser("user").getUsed().getMemorySize());
    Assert.assertEquals(0 * GB, app.getAppAttemptResourceUsage().getReserved().getMemorySize());
    Assert.assertEquals(10 * GB, app.getAppAttemptResourceUsage().getUsed().getMemorySize());
    rm1.close();
}

Example 93 with MockAM

use of org.apache.hadoop.yarn.server.resourcemanager.MockAM in project hadoop by apache.

the class TestContainerResizing method testSimpleIncreaseRequestReservation.

@Test
public void testSimpleIncreaseRequestReservation() throws Exception {
    /**
     * Application has two containers running, try to increase one of then, node
     * doesn't have enough resource, so the increase request will be reserved.
     * Check resource usage after container reserved, finish a container, the
     * reserved container should be allocated.
     */
    MockRM rm1 = new MockRM() {

        @Override
        public RMNodeLabelsManager createNodeLabelManager() {
            return mgr;
        }
    };
    rm1.start();
    MockNM nm1 = rm1.registerNode("h1:1234", 8 * GB);
    MockNM nm2 = rm1.registerNode("h2:1234", 8 * GB);
    // app1 -> a1
    RMApp app1 = rm1.submitApp(1 * GB, "app", "user", null, "default");
    MockAM am1 = MockRM.launchAndRegisterAM(app1, rm1, nm1);
    FiCaSchedulerApp app = TestUtils.getFiCaSchedulerApp(rm1, app1.getApplicationId());
    // Allocate two more containers
    am1.allocate(Arrays.asList(ResourceRequest.newInstance(Priority.newInstance(1), "*", Resources.createResource(2 * GB), 1)), null);
    ContainerId containerId2 = ContainerId.newContainerId(am1.getApplicationAttemptId(), 2);
    Assert.assertTrue(rm1.waitForState(nm1, containerId2, RMContainerState.ALLOCATED));
    // Acquire them, and NM report RUNNING
    am1.allocate(null, null);
    sentRMContainerLaunched(rm1, containerId2);
    ContainerId containerId1 = ContainerId.newContainerId(am1.getApplicationAttemptId(), 1);
    sentRMContainerLaunched(rm1, containerId1);
    // am1 asks to change its AM container from 1GB to 3GB
    am1.sendContainerResizingRequest(Arrays.asList(UpdateContainerRequest.newInstance(0, containerId1, ContainerUpdateType.INCREASE_RESOURCE, Resources.createResource(7 * GB), null)));
    checkPendingResource(rm1, "default", 6 * GB, null);
    Assert.assertEquals(6 * GB, app.getAppAttemptResourceUsage().getPending().getMemorySize());
    // NM1 do 1 heartbeats
    CapacityScheduler cs = (CapacityScheduler) rm1.getResourceScheduler();
    RMNode rmNode1 = rm1.getRMContext().getRMNodes().get(nm1.getNodeId());
    cs.handle(new NodeUpdateSchedulerEvent(rmNode1));
    /* Check reservation statuses */
    // Increase request should be reserved
    Assert.assertFalse(app.getReservedContainers().isEmpty());
    Assert.assertNotNull(cs.getNode(nm1.getNodeId()).getReservedContainer());
    // Pending resource will not be changed since it's not satisfied
    checkPendingResource(rm1, "default", 6 * GB, null);
    Assert.assertEquals(6 * GB, app.getAppAttemptResourceUsage().getPending().getMemorySize());
    // Queue/user/application's usage will be updated
    checkUsedResource(rm1, "default", 9 * GB, null);
    Assert.assertEquals(9 * GB, ((LeafQueue) cs.getQueue("default")).getUser("user").getUsed().getMemorySize());
    Assert.assertEquals(3 * GB, app.getAppAttemptResourceUsage().getUsed().getMemorySize());
    Assert.assertEquals(6 * GB, app.getAppAttemptResourceUsage().getReserved().getMemorySize());
    // Complete one container and do another allocation
    am1.allocate(null, Arrays.asList(containerId2));
    cs.handle(new NodeUpdateSchedulerEvent(rmNode1));
    // Now container should be increased
    verifyContainerIncreased(am1.allocate(null, null), containerId1, 7 * GB);
    /* Check statuses after reservation satisfied */
    // Increase request should be unreserved
    Assert.assertTrue(app.getReservedContainers().isEmpty());
    Assert.assertNull(cs.getNode(nm1.getNodeId()).getReservedContainer());
    // Pending resource will be changed since it's satisfied
    checkPendingResource(rm1, "default", 0 * GB, null);
    Assert.assertEquals(0 * GB, app.getAppAttemptResourceUsage().getPending().getMemorySize());
    // Queue/user/application's usage will be updated
    checkUsedResource(rm1, "default", 7 * GB, null);
    Assert.assertEquals(7 * GB, ((LeafQueue) cs.getQueue("default")).getUser("user").getUsed().getMemorySize());
    Assert.assertEquals(0 * GB, app.getAppAttemptResourceUsage().getReserved().getMemorySize());
    Assert.assertEquals(7 * GB, app.getAppAttemptResourceUsage().getUsed().getMemorySize());
    verifyAvailableResourceOfSchedulerNode(rm1, nm1.getNodeId(), 1 * GB);
    rm1.close();
}

Example 94 with MockAM

use of org.apache.hadoop.yarn.server.resourcemanager.MockAM in project hadoop by apache.

the class TestContainerResizing method testExcessiveReservationWhenDecreaseSameContainer.

@Test
public void testExcessiveReservationWhenDecreaseSameContainer() throws Exception {
    /**
     * Very similar to testExcessiveReservationWhenCancelIncreaseRequest, after
     * the increase request reserved, it decreases the reserved container,
     * container should be decreased and reservation will be cancelled
     */
    MockRM rm1 = new MockRM() {

        @Override
        public RMNodeLabelsManager createNodeLabelManager() {
            return mgr;
        }
    };
    rm1.start();
    MockNM nm1 = rm1.registerNode("h1:1234", 8 * GB);
    MockNM nm2 = rm1.registerNode("h2:1234", 8 * GB);
    // app1 -> a1
    RMApp app1 = rm1.submitApp(2 * GB, "app", "user", null, "default");
    MockAM am1 = MockRM.launchAndRegisterAM(app1, rm1, nm1);
    FiCaSchedulerApp app = TestUtils.getFiCaSchedulerApp(rm1, app1.getApplicationId());
    // Allocate two more containers
    am1.allocate(Arrays.asList(ResourceRequest.newInstance(Priority.newInstance(1), "*", Resources.createResource(2 * GB), 1)), null);
    ContainerId containerId2 = ContainerId.newContainerId(am1.getApplicationAttemptId(), 2);
    Assert.assertTrue(rm1.waitForState(nm1, containerId2, RMContainerState.ALLOCATED));
    // Acquire them, and NM report RUNNING
    am1.allocate(null, null);
    sentRMContainerLaunched(rm1, containerId2);
    ContainerId containerId1 = ContainerId.newContainerId(am1.getApplicationAttemptId(), 1);
    sentRMContainerLaunched(rm1, containerId1);
    // am1 asks to change its AM container from 2GB to 8GB
    am1.sendContainerResizingRequest(Arrays.asList(UpdateContainerRequest.newInstance(0, containerId1, ContainerUpdateType.INCREASE_RESOURCE, Resources.createResource(8 * GB), null)));
    checkPendingResource(rm1, "default", 6 * GB, null);
    Assert.assertEquals(6 * GB, app.getAppAttemptResourceUsage().getPending().getMemorySize());
    // NM1 do 1 heartbeats
    CapacityScheduler cs = (CapacityScheduler) rm1.getResourceScheduler();
    RMNode rmNode1 = rm1.getRMContext().getRMNodes().get(nm1.getNodeId());
    cs.handle(new NodeUpdateSchedulerEvent(rmNode1));
    /* Check reservation statuses */
    // Increase request should be reserved
    Assert.assertFalse(app.getReservedContainers().isEmpty());
    Assert.assertNotNull(cs.getNode(nm1.getNodeId()).getReservedContainer());
    // Pending resource will not be changed since it's not satisfied
    checkPendingResource(rm1, "default", 6 * GB, null);
    Assert.assertEquals(6 * GB, app.getAppAttemptResourceUsage().getPending().getMemorySize());
    // Queue/user/application's usage will be updated
    checkUsedResource(rm1, "default", 10 * GB, null);
    Assert.assertEquals(10 * GB, ((LeafQueue) cs.getQueue("default")).getUser("user").getUsed().getMemorySize());
    Assert.assertEquals(4 * GB, app.getAppAttemptResourceUsage().getUsed().getMemorySize());
    Assert.assertEquals(6 * GB, app.getAppAttemptResourceUsage().getReserved().getMemorySize());
    // Complete one container and cancel increase request (via send a increase
    // request, make target_capacity=existing_capacity)
    am1.allocate(null, Arrays.asList(containerId2));
    // am1 asks to change its AM container from 2G to 1G (decrease)
    am1.sendContainerResizingRequest(Arrays.asList(UpdateContainerRequest.newInstance(0, containerId1, ContainerUpdateType.DECREASE_RESOURCE, Resources.createResource(1 * GB), null)));
    // Trigger a node heartbeat..
    cs.handle(new NodeUpdateSchedulerEvent(rmNode1));
    /* Check statuses after reservation satisfied */
    // Increase request should be unreserved
    Assert.assertTrue(app.getReservedContainers().isEmpty());
    Assert.assertNull(cs.getNode(nm1.getNodeId()).getReservedContainer());
    // Pending resource will be changed since it's satisfied
    checkPendingResource(rm1, "default", 0 * GB, null);
    Assert.assertEquals(0 * GB, app.getAppAttemptResourceUsage().getPending().getMemorySize());
    // Queue/user/application's usage will be updated
    checkUsedResource(rm1, "default", 1 * GB, null);
    Assert.assertEquals(1 * GB, ((LeafQueue) cs.getQueue("default")).getUser("user").getUsed().getMemorySize());
    Assert.assertEquals(0 * GB, app.getAppAttemptResourceUsage().getReserved().getMemorySize());
    Assert.assertEquals(1 * GB, app.getAppAttemptResourceUsage().getUsed().getMemorySize());
    rm1.close();
}

Example 95 with MockAM

use of org.apache.hadoop.yarn.server.resourcemanager.MockAM in project hadoop by apache.

the class TestContainerResizing method testIncreaseContainerUnreservedWhenApplicationCompleted.

@Test
public void testIncreaseContainerUnreservedWhenApplicationCompleted() throws Exception {
    /**
     * Similar to testIncreaseContainerUnreservedWhenContainerCompleted, when
     * application finishes, reserved increase container should be cancelled
     */
    MockRM rm1 = new MockRM() {

        @Override
        public RMNodeLabelsManager createNodeLabelManager() {
            return mgr;
        }
    };
    rm1.start();
    MockNM nm1 = rm1.registerNode("h1:1234", 8 * GB);
    MockNM nm2 = rm1.registerNode("h2:1234", 8 * GB);
    // app1 -> a1
    RMApp app1 = rm1.submitApp(1 * GB, "app", "user", null, "default");
    MockAM am1 = MockRM.launchAndRegisterAM(app1, rm1, nm1);
    FiCaSchedulerApp app = TestUtils.getFiCaSchedulerApp(rm1, app1.getApplicationId());
    // Allocate two more containers
    am1.allocate(Arrays.asList(ResourceRequest.newInstance(Priority.newInstance(1), "*", Resources.createResource(2 * GB), 1)), null);
    ContainerId containerId2 = ContainerId.newContainerId(am1.getApplicationAttemptId(), 2);
    Assert.assertTrue(rm1.waitForState(nm1, containerId2, RMContainerState.ALLOCATED));
    // Acquire them, and NM report RUNNING
    am1.allocate(null, null);
    sentRMContainerLaunched(rm1, containerId2);
    // am1 asks to change its AM container from 2GB to 8GB
    am1.sendContainerResizingRequest(Arrays.asList(UpdateContainerRequest.newInstance(0, containerId2, ContainerUpdateType.INCREASE_RESOURCE, Resources.createResource(8 * GB), null)));
    checkPendingResource(rm1, "default", 6 * GB, null);
    Assert.assertEquals(6 * GB, app.getAppAttemptResourceUsage().getPending().getMemorySize());
    // NM1 do 1 heartbeats
    CapacityScheduler cs = (CapacityScheduler) rm1.getResourceScheduler();
    RMNode rmNode1 = rm1.getRMContext().getRMNodes().get(nm1.getNodeId());
    cs.handle(new NodeUpdateSchedulerEvent(rmNode1));
    /* Check reservation statuses */
    // Increase request should be reserved
    Assert.assertFalse(app.getReservedContainers().isEmpty());
    Assert.assertNotNull(cs.getNode(nm1.getNodeId()).getReservedContainer());
    // Pending resource will not be changed since it's not satisfied
    checkPendingResource(rm1, "default", 6 * GB, null);
    Assert.assertEquals(6 * GB, app.getAppAttemptResourceUsage().getPending().getMemorySize());
    // Queue/user/application's usage will be updated
    checkUsedResource(rm1, "default", 9 * GB, null);
    Assert.assertEquals(9 * GB, ((LeafQueue) cs.getQueue("default")).getUser("user").getUsed().getMemorySize());
    Assert.assertEquals(3 * GB, app.getAppAttemptResourceUsage().getUsed().getMemorySize());
    Assert.assertEquals(6 * GB, app.getAppAttemptResourceUsage().getReserved().getMemorySize());
    // Kill the application
    cs.handle(new AppAttemptRemovedSchedulerEvent(am1.getApplicationAttemptId(), RMAppAttemptState.KILLED, false));
    /* Check statuses after reservation satisfied */
    // Increase request should be unreserved
    Assert.assertTrue(app.getReservedContainers().isEmpty());
    Assert.assertNull(cs.getNode(nm1.getNodeId()).getReservedContainer());
    // Pending resource will be changed since it's satisfied
    cs.handle(new NodeUpdateSchedulerEvent(rmNode1));
    checkPendingResource(rm1, "default", 0 * GB, null);
    // Queue/user/application's usage will be updated
    checkUsedResource(rm1, "default", 0 * GB, null);
    // User will be removed
    Assert.assertNull(((LeafQueue) cs.getQueue("default")).getUser("user"));
    Assert.assertEquals(0 * GB, app.getAppAttemptResourceUsage().getReserved().getMemorySize());
    Assert.assertEquals(0 * GB, app.getAppAttemptResourceUsage().getUsed().getMemorySize());
    rm1.close();
}