YARN-9413. Queue resource leak after app fail for CapacityScheduler. Contributed by Tao Yang.
(cherry picked from commit ec143cbf67)
This commit is contained in:
Weiwei Yang
parent
f020ac2c06
commit
7a80b1b481
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@ -1508,7 +1508,8 @@ public class RMAppAttemptImpl implements RMAppAttempt, Recoverable {
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&& !appAttempt.submissionContext.getUnmanagedAM()) {
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int numberOfFailure = ((RMAppImpl)appAttempt.rmApp)
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.getNumFailedAppAttempts();
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if (numberOfFailure < appAttempt.rmApp.getMaxAppAttempts()) {
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if (appAttempt.rmApp.getMaxAppAttempts() > 1
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&& numberOfFailure < appAttempt.rmApp.getMaxAppAttempts()) {
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keepContainersAcrossAppAttempts = true;
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}
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}
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@ -60,6 +60,10 @@ import org.apache.hadoop.yarn.server.resourcemanager.scheduler.AbstractYarnSched
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import org.apache.hadoop.yarn.server.resourcemanager.scheduler.SchedulerApplicationAttempt;
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import org.apache.hadoop.yarn.server.resourcemanager.scheduler.TestSchedulerUtils;
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import org.apache.hadoop.yarn.server.resourcemanager.scheduler.YarnScheduler;
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import org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacityScheduler;
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import org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.LeafQueue;
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import org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.FSLeafQueue;
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import org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.FairScheduler;
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import org.apache.hadoop.yarn.util.ControlledClock;
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import org.apache.hadoop.yarn.util.Records;
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import org.junit.Assert;
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@ -381,8 +385,10 @@ public class TestAMRestart extends ParameterizedSchedulerTestBase {
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rm1.stop();
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}
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// AM container preempted, nm disk failure
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// should not be counted towards AM max retry count.
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/**
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* AM container preempted, nm disk failure
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* should not be counted towards AM max retry count.
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*/
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@Test(timeout = 100000)
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public void testShouldNotCountFailureToMaxAttemptRetry() throws Exception {
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getConf().setInt(YarnConfiguration.RM_AM_MAX_ATTEMPTS, 2);
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@ -408,7 +414,7 @@ public class TestAMRestart extends ParameterizedSchedulerTestBase {
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TestSchedulerUtils.waitSchedulerApplicationAttemptStopped(scheduler,
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am1.getApplicationAttemptId());
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Assert.assertTrue(! attempt1.shouldCountTowardsMaxAttemptRetry());
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Assert.assertFalse(attempt1.shouldCountTowardsMaxAttemptRetry());
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rm1.waitForState(app1.getApplicationId(), RMAppState.ACCEPTED);
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ApplicationStateData appState =
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((MemoryRMStateStore) rm1.getRMStateStore()).getState()
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@ -428,7 +434,7 @@ public class TestAMRestart extends ParameterizedSchedulerTestBase {
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TestSchedulerUtils.waitSchedulerApplicationAttemptStopped(scheduler,
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am2.getApplicationAttemptId());
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Assert.assertTrue(! attempt2.shouldCountTowardsMaxAttemptRetry());
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Assert.assertFalse(attempt2.shouldCountTowardsMaxAttemptRetry());
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rm1.waitForState(app1.getApplicationId(), RMAppState.ACCEPTED);
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MockAM am3 =
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rm1.waitForNewAMToLaunchAndRegister(app1.getApplicationId(), 3, nm1);
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@ -450,7 +456,7 @@ public class TestAMRestart extends ParameterizedSchedulerTestBase {
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TestSchedulerUtils.waitSchedulerApplicationAttemptStopped(scheduler,
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am3.getApplicationAttemptId());
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Assert.assertTrue(! attempt3.shouldCountTowardsMaxAttemptRetry());
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Assert.assertFalse(attempt3.shouldCountTowardsMaxAttemptRetry());
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Assert.assertEquals(ContainerExitStatus.DISKS_FAILED,
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appState.getAttempt(am3.getApplicationAttemptId())
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.getAMContainerExitStatus());
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@ -539,9 +545,11 @@ public class TestAMRestart extends ParameterizedSchedulerTestBase {
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rm1.stop();
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}
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// Test RM restarts after AM container is preempted, new RM should not count
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// AM preemption failure towards the max-retry-account and should be able to
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// re-launch the AM.
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/**
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* Test RM restarts after AM container is preempted, new RM should not count
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* AM preemption failure towards the max-retry-account and should be able to
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* re-launch the AM.
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*/
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@Test(timeout = 60000)
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public void testPreemptedAMRestartOnRMRestart() throws Exception {
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getConf().setBoolean(YarnConfiguration.RECOVERY_ENABLED, true);
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@ -624,9 +632,11 @@ public class TestAMRestart extends ParameterizedSchedulerTestBase {
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rm2.stop();
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}
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// Test regular RM restart/failover, new RM should not count
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// AM failure towards the max-retry-account and should be able to
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// re-launch the AM.
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/**
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* Test regular RM restart/failover, new RM should not count
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* AM failure towards the max-retry-account and should be able to
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* re-launch the AM.
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*/
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@Test(timeout = 50000)
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public void testRMRestartOrFailoverNotCountedForAMFailures()
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throws Exception {
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@ -944,9 +954,11 @@ public class TestAMRestart extends ParameterizedSchedulerTestBase {
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rm1.stop();
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}
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// Test restarting AM launched with the KeepContainers and AM reset window.
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// after AM reset window, even if AM who was the last is failed,
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// all containers are launched by previous AM should be kept.
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/**
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* Test restarting AM launched with the KeepContainers and AM reset window.
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* after AM reset window, even if AM who was the last is failed,
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* all containers are launched by previous AM should be kept.
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*/
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@Test (timeout = 20000)
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public void testAMRestartNotLostContainerAfterAttemptFailuresValidityInterval()
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throws Exception {
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@ -1014,23 +1026,25 @@ public class TestAMRestart extends ParameterizedSchedulerTestBase {
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rm1.stop();
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}
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// Test to verify that the containers of previous attempt are returned in
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// the RM response to the heartbeat of AM if these containers were not
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// recovered by the time AM registered.
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//
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// 1. App is started with 2 containers running on 2 different nodes-
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// container 2 on the NM1 node and container 3 on the NM2 node.
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// 2. Fail the AM of the application.
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// 3. Simulate RM restart.
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// 4. NM1 connects to the restarted RM immediately. It sends the RM the status
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// of container 2.
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// 5. 2nd attempt of the app is launched and the app master registers with RM.
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// 6. Verify that app master receives container 2 in the RM response to
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// register request.
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// 7. NM2 connects to the RM after a delay. It sends the RM the status of
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// container 3.
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// 8. Verify that the app master receives container 3 in the RM response to
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// its heartbeat.
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/**
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* Test to verify that the containers of previous attempt are returned in
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* the RM response to the heartbeat of AM if these containers were not
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* recovered by the time AM registered.
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*
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* 1. App is started with 2 containers running on 2 different nodes-
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* container 2 on the NM1 node and container 3 on the NM2 node.
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* 2. Fail the AM of the application.
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* 3. Simulate RM restart.
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* 4. NM1 connects to the restarted RM immediately. It sends the RM the status
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* of container 2.
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* 5. 2nd attempt of the app is launched and the app master registers with RM.
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* 6. Verify that app master receives container 2 in the RM response to
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* register request.
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* 7. NM2 connects to the RM after a delay. It sends the RM the status of
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* container 3.
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* 8. Verify that the app master receives container 3 in the RM response to
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* its heartbeat.
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*/
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@Test(timeout = 200000)
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public void testContainersFromPreviousAttemptsWithRMRestart()
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throws Exception {
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@ -1167,4 +1181,73 @@ public class TestAMRestart extends ParameterizedSchedulerTestBase {
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rm2.stop();
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rm1.stop();
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}
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/**
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* Test to verify that there is no queue resource leak after app fail.
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*
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* 1. Submit an app which is configured to keep containers across app
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* attempts and should fail after AM finished (am-max-attempts=1).
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* 2. App is started with 2 containers running on NM1 node.
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* 3. Preempt the AM of the application which should not count towards max
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* attempt retry but app will fail immediately.
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* 4. Verify that the used resource of queue should be cleaned up normally
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* after app fail.
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*/
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@Test(timeout = 30000)
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public void testQueueResourceDoesNotLeak() throws Exception {
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getConf().setInt(YarnConfiguration.RM_AM_MAX_ATTEMPTS, 1);
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getConf().setBoolean(YarnConfiguration.RECOVERY_ENABLED, true);
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getConf()
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.set(YarnConfiguration.RM_STORE, MemoryRMStateStore.class.getName());
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MockRM rm1 = new MockRM(getConf());
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rm1.start();
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MockNM nm1 =
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new MockNM("127.0.0.1:1234", 8000, rm1.getResourceTrackerService());
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nm1.registerNode();
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RMApp app1 = rm1.submitApp(200, 0, true);
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RMAppAttempt attempt1 = app1.getCurrentAppAttempt();
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MockAM am1 = MockRM.launchAndRegisterAM(app1, rm1, nm1);
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allocateContainers(nm1, am1, 1);
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// launch the 2nd container, for testing running container transferred.
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nm1.nodeHeartbeat(am1.getApplicationAttemptId(), 2,
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ContainerState.RUNNING);
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ContainerId containerId2 =
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ContainerId.newContainerId(am1.getApplicationAttemptId(), 2);
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rm1.waitForState(nm1, containerId2, RMContainerState.RUNNING);
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AbstractYarnScheduler scheduler =
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(AbstractYarnScheduler) rm1.getResourceScheduler();
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ContainerId amContainer =
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ContainerId.newContainerId(am1.getApplicationAttemptId(), 1);
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// Preempt AM container
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scheduler.killContainer(scheduler.getRMContainer(amContainer));
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rm1.waitForState(am1.getApplicationAttemptId(), RMAppAttemptState.FAILED);
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TestSchedulerUtils.waitSchedulerApplicationAttemptStopped(scheduler,
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am1.getApplicationAttemptId());
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Assert.assertFalse(attempt1.shouldCountTowardsMaxAttemptRetry());
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// AM should not be restarted.
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rm1.waitForState(app1.getApplicationId(), RMAppState.FAILED);
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// After app1 failed, used resource of this queue should
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// be cleaned up, otherwise resource leak happened.
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if (getSchedulerType() == SchedulerType.CAPACITY) {
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LeafQueue queue =
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(LeafQueue) ((CapacityScheduler) scheduler).getQueue("default");
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Assert.assertEquals(0,
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queue.getQueueResourceUsage().getUsed().getMemorySize());
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Assert.assertEquals(0,
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queue.getQueueResourceUsage().getUsed().getVirtualCores());
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} else if (getSchedulerType() == SchedulerType.FAIR) {
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FSLeafQueue queue = ((FairScheduler) scheduler).getQueueManager()
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.getLeafQueue("root.default", false);
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Assert.assertEquals(0, queue.getResourceUsage().getMemorySize());
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Assert.assertEquals(0, queue.getResourceUsage().getVirtualCores());
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}
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rm1.stop();
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}
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}
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