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

Example 21 with MockAM

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

the class TestContainerResizing method testSimpleIncreaseContainer.

@Test
public void testSimpleIncreaseContainer() throws Exception {
    /**
     * Application has a container running, and the node has enough available
     * resource. Add a increase request to see if container will be increased
     */
    MockRM rm1 = new MockRM() {

        @Override
        public RMNodeLabelsManager createNodeLabelManager() {
            return mgr;
        }
    };
    rm1.start();
    MockNM nm1 = rm1.registerNode("h1:1234", 20 * GB);
    // app1 -> a1
    RMApp app1 = rm1.submitApp(1 * GB, "app", "user", null, "default");
    MockAM am1 = MockRM.launchAndRegisterAM(app1, rm1, nm1);
    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(3 * GB), null)));
    FiCaSchedulerApp app = TestUtils.getFiCaSchedulerApp(rm1, app1.getApplicationId());
    checkPendingResource(rm1, "default", 2 * GB, null);
    Assert.assertEquals(2 * 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));
    // Pending resource should be deducted
    checkPendingResource(rm1, "default", 0 * GB, null);
    Assert.assertEquals(0 * GB, app.getAppAttemptResourceUsage().getPending().getMemorySize());
    verifyContainerIncreased(am1.allocate(null, null), containerId1, 3 * GB);
    verifyAvailableResourceOfSchedulerNode(rm1, nm1.getNodeId(), 17 * GB);
    rm1.close();
}

Example 22 with MockAM

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

the class TestContainerResizing method testExcessiveReservationWhenCancelIncreaseRequest.

@Test
public void testExcessiveReservationWhenCancelIncreaseRequest() 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 &
     * cancel the increase request, reservation 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);
    ContainerId containerId1 = ContainerId.newContainerId(am1.getApplicationAttemptId(), 1);
    sentRMContainerLaunched(rm1, containerId1);
    // am1 asks to change its AM container from 1GB to 7GB
    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 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 1G to 1G (cancel the increase
    // request actually)
    am1.sendContainerResizingRequest(Arrays.asList(UpdateContainerRequest.newInstance(0, containerId1, ContainerUpdateType.INCREASE_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 23 with MockAM

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

the class TestContainerResizing method testIncreaseContainerUnreservedWhenContainerCompleted.

@Test
public void testIncreaseContainerUnreservedWhenContainerCompleted() throws Exception {
    /**
     * App has two containers on the same node (node.resource = 8G), container1
     * = 2G, container2 = 2G. App asks to increase container2 to 8G.
     *
     * So increase container request will be reserved. When app releases
     * container2, reserved part should be released as well.
     */
    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);
    rm1.waitForState(Arrays.asList(nm1, nm2), containerId2, RMContainerState.RUNNING);
    // 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());
    // Complete container2, container will be unreserved and completed
    am1.allocate(null, Arrays.asList(containerId2));
    cs.handle(new NodeUpdateSchedulerEvent(rmNode1));
    am1.allocate(null, null);
    /* 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 24 with MockAM

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

the class TestContainerResizing method testIncreaseRequestWithNoHeadroomLeft.

@Test
public void testIncreaseRequestWithNoHeadroomLeft() throws Exception {
    /**
     * Application has two containers running, try to increase one of them, the
     * requested amount exceeds user's headroom for the queue.
     */
    MockRM rm1 = new MockRM() {

        @Override
        public RMNodeLabelsManager createNodeLabelManager() {
            return mgr;
        }
    };
    rm1.start();
    MockNM nm1 = rm1.registerNode("h1:1234", 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 1 container
    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 container2 from 2GB to 8GB, which will exceed user
    // limit
    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 *NOT* be reserved as it exceeds user limit
    Assert.assertTrue(app.getReservedContainers().isEmpty());
    Assert.assertNull(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 *NOT* be updated
    checkUsedResource(rm1, "default", 3 * GB, null);
    Assert.assertEquals(3 * GB, ((LeafQueue) cs.getQueue("default")).getUser("user").getUsed().getMemorySize());
    Assert.assertEquals(3 * GB, app.getAppAttemptResourceUsage().getUsed().getMemorySize());
    Assert.assertEquals(0 * GB, app.getAppAttemptResourceUsage().getReserved().getMemorySize());
    rm1.close();
}

Example 25 with MockAM

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

the class TestContainerResizing method testDecreaseContainerWillNotDeadlockContainerAllocation.

@Test(timeout = 60000)
public void testDecreaseContainerWillNotDeadlockContainerAllocation() throws Exception {
    // create and start MockRM with our MyScheduler
    MockRM rm = new MockRM() {

        @Override
        public ResourceScheduler createScheduler() {
            CapacityScheduler cs = new MyScheduler();
            cs.setConf(conf);
            return cs;
        }
    };
    rm.start();
    // register a node
    MockNM nm = rm.registerNode("h1:1234", 20 * GB);
    // submit an application -> app1
    RMApp app1 = rm.submitApp(3 * GB, "app", "user", null, "default");
    MockAM am1 = MockRM.launchAndRegisterAM(app1, rm, nm);
    // making sure resource is allocated
    checkUsedResource(rm, "default", 3 * GB, null);
    FiCaSchedulerApp app = TestUtils.getFiCaSchedulerApp(rm, app1.getApplicationId());
    Assert.assertEquals(3 * GB, app.getAppAttemptResourceUsage().getUsed().getMemorySize());
    // making sure container is launched
    ContainerId containerId1 = ContainerId.newContainerId(am1.getApplicationAttemptId(), 1);
    sentRMContainerLaunched(rm, containerId1);
    // submit allocation request for a new container
    am1.allocate(Collections.singletonList(ResourceRequest.newInstance(Priority.newInstance(1), "*", Resources.createResource(2 * GB), 1)), null);
    // nm reports status update and triggers container allocation
    nm.nodeHeartbeat(true);
    // *In the mean time*, am1 asks to decrease its AM container resource from
    // 3GB to 1GB
    AllocateResponse response = am1.sendContainerResizingRequest(Collections.singletonList(UpdateContainerRequest.newInstance(0, containerId1, ContainerUpdateType.DECREASE_RESOURCE, Resources.createResource(GB), null)));
    // verify that the containe resource is decreased
    verifyContainerDecreased(response, containerId1, GB);
    rm.close();
}