YARN-4934. Reserved Resource for QueueMetrics needs to be handled correctly in few cases. (Sunil G via wangda)
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Wangda Tan
parent
e6c0742012
commit
fdc46bfb37
@ -1348,13 +1348,6 @@ public void completedContainer(Resource clusterResource,
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// Book-keeping
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if (removed) {
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// track reserved resource for metrics, for normal container
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// getReservedResource will be null.
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Resource reservedRes = rmContainer.getReservedResource();
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if (reservedRes != null && !reservedRes.equals(Resources.none())) {
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decReservedResource(node.getPartition(), reservedRes);
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}
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// Inform the ordering policy
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orderingPolicy.containerReleased(application, rmContainer);
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@ -246,6 +246,8 @@ public synchronized boolean unreserve(Priority priority,
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// Update reserved metrics
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queue.getMetrics().unreserveResource(getUser(),
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rmContainer.getReservedResource());
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queue.decReservedResource(node.getPartition(),
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rmContainer.getReservedResource());
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return true;
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}
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return false;
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@ -28,6 +28,7 @@
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import org.apache.hadoop.yarn.api.protocolrecords.AllocateResponse;
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import org.apache.hadoop.yarn.api.records.Container;
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import org.apache.hadoop.yarn.api.records.ContainerId;
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import org.apache.hadoop.yarn.api.records.ContainerStatus;
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import org.apache.hadoop.yarn.api.records.LogAggregationContext;
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import org.apache.hadoop.yarn.api.records.NodeId;
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import org.apache.hadoop.yarn.api.records.Priority;
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@ -37,6 +38,8 @@
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import org.apache.hadoop.yarn.conf.YarnConfiguration;
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import org.apache.hadoop.yarn.security.ContainerTokenIdentifier;
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import org.apache.hadoop.yarn.server.api.ContainerType;
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import org.apache.hadoop.yarn.server.api.records.NodeHealthStatus;
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import org.apache.hadoop.yarn.server.api.records.NodeStatus;
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import org.apache.hadoop.yarn.server.resourcemanager.MockAM;
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import org.apache.hadoop.yarn.server.resourcemanager.MockNM;
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import org.apache.hadoop.yarn.server.resourcemanager.MockRM;
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@ -50,8 +53,13 @@
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import org.apache.hadoop.yarn.server.resourcemanager.rmcontainer.RMContainer;
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import org.apache.hadoop.yarn.server.resourcemanager.rmcontainer.RMContainerState;
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import org.apache.hadoop.yarn.server.resourcemanager.rmnode.RMNode;
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import org.apache.hadoop.yarn.server.resourcemanager.rmnode.RMNodeEvent;
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import org.apache.hadoop.yarn.server.resourcemanager.rmnode.RMNodeEventType;
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import org.apache.hadoop.yarn.server.resourcemanager.rmnode.RMNodeImpl;
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import org.apache.hadoop.yarn.server.resourcemanager.rmnode.RMNodeStatusEvent;
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import org.apache.hadoop.yarn.server.resourcemanager.scheduler.ResourceScheduler;
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import org.apache.hadoop.yarn.server.resourcemanager.scheduler.common.fica.FiCaSchedulerApp;
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import org.apache.hadoop.yarn.server.resourcemanager.scheduler.event.NodeRemovedSchedulerEvent;
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import org.apache.hadoop.yarn.server.resourcemanager.scheduler.event.NodeUpdateSchedulerEvent;
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import org.apache.hadoop.yarn.server.resourcemanager.security.RMContainerTokenSecretManager;
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import org.apache.hadoop.yarn.server.utils.BuilderUtils;
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@ -417,5 +425,183 @@ public void testExcessReservationWillBeUnreserved() throws Exception {
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rm1.close();
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}
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@Test(timeout = 60000)
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public void testAllocationForReservedContainer() throws Exception {
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/**
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* Test case: Submit two application (app1/app2) to a queue. And there's one
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* node with 8G resource in the cluster. App1 allocates a 6G container, Then
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* app2 asks for a 4G container. App2's request will be reserved on the
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* node.
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*
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* Before next node heartbeat, app1 container is completed/killed. So app1
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* container which was reserved will be allocated.
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*/
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// inject node label manager
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MockRM rm1 = new MockRM();
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rm1.getRMContext().setNodeLabelManager(mgr);
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rm1.start();
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MockNM nm1 = rm1.registerNode("h1:1234", 8 * GB);
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MockNM nm2 = rm1.registerNode("h2:1234", 8 * GB);
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// launch an app to queue, AM container should be launched in nm1
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RMApp app1 = rm1.submitApp(1 * GB, "app", "user", null, "default");
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MockAM am1 = MockRM.launchAndRegisterAM(app1, rm1, nm1);
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// launch another app to queue, AM container should be launched in nm1
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RMApp app2 = rm1.submitApp(1 * GB, "app", "user", null, "default");
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MockAM am2 = MockRM.launchAndRegisterAM(app2, rm1, nm1);
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am1.allocate("*", 4 * GB, 1, new ArrayList<ContainerId>());
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am2.allocate("*", 4 * GB, 1, new ArrayList<ContainerId>());
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CapacityScheduler cs = (CapacityScheduler) rm1.getResourceScheduler();
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RMNode rmNode1 = rm1.getRMContext().getRMNodes().get(nm1.getNodeId());
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LeafQueue leafQueue = (LeafQueue) cs.getQueue("default");
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// Do node heartbeats 2 times
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// First time will allocate container for app1, second time will reserve
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// container for app2
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cs.handle(new NodeUpdateSchedulerEvent(rmNode1));
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cs.handle(new NodeUpdateSchedulerEvent(rmNode1));
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// App2 will get preference to be allocated on node1, and node1 will be all
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// used by App2.
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FiCaSchedulerApp schedulerApp1 =
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cs.getApplicationAttempt(am1.getApplicationAttemptId());
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FiCaSchedulerApp schedulerApp2 =
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cs.getApplicationAttempt(am2.getApplicationAttemptId());
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// Check if a 4G container allocated for app1, and nothing allocated for app2
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Assert.assertEquals(2, schedulerApp1.getLiveContainers().size());
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Assert.assertEquals(1, schedulerApp2.getLiveContainers().size());
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Assert.assertTrue(schedulerApp2.getReservedContainers().size() > 0);
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// NM1 has available resource = 2G (8G - 2 * 1G - 4G)
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Assert.assertEquals(2 * GB, cs.getNode(nm1.getNodeId())
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.getUnallocatedResource().getMemory());
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Assert.assertNotNull(cs.getNode(nm1.getNodeId()).getReservedContainer());
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// Usage of queue = 4G + 2 * 1G + 4G (reserved)
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Assert.assertEquals(10 * GB, cs.getRootQueue().getQueueResourceUsage()
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.getUsed().getMemory());
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Assert.assertEquals(4 * GB, cs.getRootQueue().getQueueResourceUsage()
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.getReserved().getMemory());
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Assert.assertEquals(4 * GB, leafQueue.getQueueResourceUsage().getReserved()
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.getMemory());
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// Mark one app1 container as killed/completed and re-kick RM
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for (RMContainer container : schedulerApp1.getLiveContainers()) {
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if (container.isAMContainer()) {
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continue;
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}
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cs.markContainerForKillable(container);
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}
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// Cancel asks of app1 and re-kick RM
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am1.allocate("*", 4 * GB, 0, new ArrayList<ContainerId>());
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cs.handle(new NodeUpdateSchedulerEvent(rmNode1));
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// Check 4G container cancelled for app1, and one container allocated for
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// app2
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Assert.assertEquals(1, schedulerApp1.getLiveContainers().size());
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Assert.assertEquals(2, schedulerApp2.getLiveContainers().size());
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Assert.assertFalse(schedulerApp2.getReservedContainers().size() > 0);
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// NM1 has available resource = 2G (8G - 2 * 1G - 4G)
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Assert.assertEquals(2 * GB, cs.getNode(nm1.getNodeId())
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.getUnallocatedResource().getMemory());
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Assert.assertNull(cs.getNode(nm1.getNodeId()).getReservedContainer());
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// Usage of queue = 4G + 2 * 1G
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Assert.assertEquals(6 * GB, cs.getRootQueue().getQueueResourceUsage()
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.getUsed().getMemory());
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Assert.assertEquals(0 * GB, cs.getRootQueue().getQueueResourceUsage()
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.getReserved().getMemory());
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Assert.assertEquals(0 * GB, leafQueue.getQueueResourceUsage().getReserved()
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.getMemory());
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rm1.close();
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}
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@Test(timeout = 60000)
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public void testReservedContainerMetricsOnDecommisionedNode() throws Exception {
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/**
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* Test case: Submit two application (app1/app2) to a queue. And there's one
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* node with 8G resource in the cluster. App1 allocates a 6G container, Then
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* app2 asks for a 4G container. App2's request will be reserved on the
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* node.
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*
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* Before next node heartbeat, app1 container is completed/killed. So app1
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* container which was reserved will be allocated.
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*/
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// inject node label manager
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MockRM rm1 = new MockRM();
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rm1.getRMContext().setNodeLabelManager(mgr);
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rm1.start();
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MockNM nm1 = rm1.registerNode("h1:1234", 8 * GB);
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MockNM nm2 = rm1.registerNode("h2:1234", 8 * GB);
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// launch an app to queue, AM container should be launched in nm1
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RMApp app1 = rm1.submitApp(1 * GB, "app", "user", null, "default");
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MockAM am1 = MockRM.launchAndRegisterAM(app1, rm1, nm1);
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// launch another app to queue, AM container should be launched in nm1
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RMApp app2 = rm1.submitApp(1 * GB, "app", "user", null, "default");
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MockAM am2 = MockRM.launchAndRegisterAM(app2, rm1, nm1);
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am1.allocate("*", 4 * GB, 1, new ArrayList<ContainerId>());
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am2.allocate("*", 4 * GB, 1, new ArrayList<ContainerId>());
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CapacityScheduler cs = (CapacityScheduler) rm1.getResourceScheduler();
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RMNode rmNode1 = rm1.getRMContext().getRMNodes().get(nm1.getNodeId());
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LeafQueue leafQueue = (LeafQueue) cs.getQueue("default");
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// Do node heartbeats 2 times
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// First time will allocate container for app1, second time will reserve
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// container for app2
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cs.handle(new NodeUpdateSchedulerEvent(rmNode1));
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cs.handle(new NodeUpdateSchedulerEvent(rmNode1));
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// App2 will get preference to be allocated on node1, and node1 will be all
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// used by App2.
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FiCaSchedulerApp schedulerApp1 =
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cs.getApplicationAttempt(am1.getApplicationAttemptId());
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FiCaSchedulerApp schedulerApp2 =
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cs.getApplicationAttempt(am2.getApplicationAttemptId());
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// Check if a 4G container allocated for app1, and nothing allocated for app2
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Assert.assertEquals(2, schedulerApp1.getLiveContainers().size());
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Assert.assertEquals(1, schedulerApp2.getLiveContainers().size());
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Assert.assertTrue(schedulerApp2.getReservedContainers().size() > 0);
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// NM1 has available resource = 2G (8G - 2 * 1G - 4G)
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Assert.assertEquals(2 * GB, cs.getNode(nm1.getNodeId())
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.getUnallocatedResource().getMemory());
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Assert.assertNotNull(cs.getNode(nm1.getNodeId()).getReservedContainer());
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// Usage of queue = 4G + 2 * 1G + 4G (reserved)
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Assert.assertEquals(10 * GB, cs.getRootQueue().getQueueResourceUsage()
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.getUsed().getMemory());
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Assert.assertEquals(4 * GB, cs.getRootQueue().getQueueResourceUsage()
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.getReserved().getMemory());
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Assert.assertEquals(4 * GB, leafQueue.getQueueResourceUsage().getReserved()
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.getMemory());
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// Remove the node
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cs.handle(new NodeRemovedSchedulerEvent(rmNode1));
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// Check all container cancelled for app1 and app2
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Assert.assertEquals(0, schedulerApp1.getLiveContainers().size());
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Assert.assertEquals(0, schedulerApp2.getLiveContainers().size());
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Assert.assertFalse(schedulerApp2.getReservedContainers().size() > 0);
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// Usage and Reserved capacity of queue is 0
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Assert.assertEquals(0 * GB, cs.getRootQueue().getQueueResourceUsage()
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.getUsed().getMemory());
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Assert.assertEquals(0 * GB, cs.getRootQueue().getQueueResourceUsage()
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.getReserved().getMemory());
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Assert.assertEquals(0 * GB, leafQueue.getQueueResourceUsage().getReserved()
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.getMemory());
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rm1.close();
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}
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}
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