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YARN-3464. Race condition in LocalizerRunner kills localizer before localizing all resources. (Zhihai Xu via kasha) 

(cherry picked from commit 47279c3228)
This commit is contained in:
Karthik Kambatla 2015-04-26 09:13:46 -07:00
parent 7aa3399cc5
commit 4045c41afe
5 changed files with 62 additions and 15 deletions
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3
hadoop-yarn-project/CHANGES.txt
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@ -220,6 +220,9 @@ Release 2.8.0 - UNRELEASED
YARN-3537. NPE when NodeManager.serviceInit fails and stopRecoveryStore
invoked (Brahma Reddy Battula via jlowe)
YARN-3464. Race condition in LocalizerRunner kills localizer before
localizing all resources. (Zhihai Xu via kasha)
Release 2.7.1 - UNRELEASED
INCOMPATIBLE CHANGES

8
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/container/ContainerImpl.java
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@ -59,7 +59,9 @@ import org.apache.hadoop.yarn.server.nodemanager.containermanager.launcher.Conta
import org.apache.hadoop.yarn.server.nodemanager.containermanager.launcher.ContainersLauncherEventType;
import org.apache.hadoop.yarn.server.nodemanager.containermanager.localizer.LocalResourceRequest;
import org.apache.hadoop.yarn.server.nodemanager.containermanager.localizer.event.ContainerLocalizationCleanupEvent;
import org.apache.hadoop.yarn.server.nodemanager.containermanager.localizer.event.ContainerLocalizationEvent;
import org.apache.hadoop.yarn.server.nodemanager.containermanager.localizer.event.ContainerLocalizationRequestEvent;
import org.apache.hadoop.yarn.server.nodemanager.containermanager.localizer.event.LocalizationEventType;
import org.apache.hadoop.yarn.server.nodemanager.containermanager.localizer.sharedcache.SharedCacheUploadEvent;
import org.apache.hadoop.yarn.server.nodemanager.containermanager.localizer.sharedcache.SharedCacheUploadEventType;
import org.apache.hadoop.yarn.server.nodemanager.containermanager.loghandler.event.LogHandlerContainerFinishedEvent;
@ -716,7 +718,12 @@ public class ContainerImpl implements Container {
return ContainerState.LOCALIZING;
}
container.dispatcher.getEventHandler().handle(
new ContainerLocalizationEvent(LocalizationEventType.
CONTAINER_RESOURCES_LOCALIZED, container));
container.sendLaunchEvent();
container.metrics.endInitingContainer();
// If this is a recovered container that has already launched, skip
// uploading resources to the shared cache. We do this to avoid uploading
@ -734,7 +741,6 @@ public class ContainerImpl implements Container {
SharedCacheUploadEventType.UPLOAD));
}
container.metrics.endInitingContainer();
return ContainerState.LOCALIZED;
}
}

53
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/localizer/ResourceLocalizationService.java
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@ -35,6 +35,7 @@ import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.concurrent.atomic.AtomicBoolean;
import java.util.concurrent.CancellationException;
import java.util.concurrent.CompletionService;
import java.util.concurrent.ConcurrentHashMap;
@ -108,6 +109,7 @@ import org.apache.hadoop.yarn.server.nodemanager.containermanager.container.Cont
import org.apache.hadoop.yarn.server.nodemanager.containermanager.container.ContainerResourceFailedEvent;
import org.apache.hadoop.yarn.server.nodemanager.containermanager.localizer.event.ApplicationLocalizationEvent;
import org.apache.hadoop.yarn.server.nodemanager.containermanager.localizer.event.ContainerLocalizationCleanupEvent;
import org.apache.hadoop.yarn.server.nodemanager.containermanager.localizer.event.ContainerLocalizationEvent;
import org.apache.hadoop.yarn.server.nodemanager.containermanager.localizer.event.ContainerLocalizationRequestEvent;
import org.apache.hadoop.yarn.server.nodemanager.containermanager.localizer.event.LocalizationEvent;
import org.apache.hadoop.yarn.server.nodemanager.containermanager.localizer.event.LocalizationEventType;
@ -389,6 +391,9 @@ public class ResourceLocalizationService extends CompositeService
case INIT_CONTAINER_RESOURCES:
handleInitContainerResources((ContainerLocalizationRequestEvent) event);
break;
case CONTAINER_RESOURCES_LOCALIZED:
handleContainerResourcesLocalized((ContainerLocalizationEvent) event);
break;
case CACHE_CLEANUP:
handleCacheCleanup(event);
break;
@ -455,7 +460,18 @@ public class ResourceLocalizationService extends CompositeService
}
}
}
/**
* Once a container's resources are localized, kill the corresponding
* {@link ContainerLocalizer}
*/
private void handleContainerResourcesLocalized(
ContainerLocalizationEvent event) {
Container c = event.getContainer();
String locId = ConverterUtils.toString(c.getContainerId());
localizerTracker.endContainerLocalization(locId);
}
private void handleCacheCleanup(LocalizationEvent event) {
ResourceRetentionSet retain =
new ResourceRetentionSet(delService, cacheTargetSize);
@ -670,7 +686,7 @@ public class ResourceLocalizationService extends CompositeService
response.setLocalizerAction(LocalizerAction.DIE);
return response;
}
return localizer.update(status.getResources());
return localizer.processHeartbeat(status.getResources());
}
}
@ -724,6 +740,17 @@ public class ResourceLocalizationService extends CompositeService
localizer.interrupt();
}
}
public void endContainerLocalization(String locId) {
LocalizerRunner localizer;
synchronized (privLocalizers) {
localizer = privLocalizers.get(locId);
if (null == localizer) {
return; // ignore
}
}
localizer.endContainerLocalization();
}
}
@ -878,6 +905,7 @@ public class ResourceLocalizationService extends CompositeService
final Map<LocalResourceRequest,LocalizerResourceRequestEvent> scheduled;
// Its a shared list between Private Localizer and dispatcher thread.
final List<LocalizerResourceRequestEvent> pending;
private AtomicBoolean killContainerLocalizer = new AtomicBoolean(false);
// TODO: threadsafe, use outer?
private final RecordFactory recordFactory =
@ -898,6 +926,10 @@ public class ResourceLocalizationService extends CompositeService
pending.add(request);
}
public void endContainerLocalization() {
killContainerLocalizer.set(true);
}
/**
* Find next resource to be given to a spawned localizer.
*
@ -944,7 +976,7 @@ public class ResourceLocalizationService extends CompositeService
}
}
LocalizerHeartbeatResponse update(
LocalizerHeartbeatResponse processHeartbeat(
List<LocalResourceStatus> remoteResourceStatuses) {
LocalizerHeartbeatResponse response =
recordFactory.newRecordInstance(LocalizerHeartbeatResponse.class);
@ -953,7 +985,7 @@ public class ResourceLocalizationService extends CompositeService
ApplicationId applicationId =
context.getContainerId().getApplicationAttemptId().getApplicationId();
LocalizerAction action = LocalizerAction.LIVE;
boolean fetchFailed = false;
// Update resource statuses.
for (LocalResourceStatus stat : remoteResourceStatuses) {
LocalResource rsrc = stat.getResource();
@ -989,7 +1021,7 @@ public class ResourceLocalizationService extends CompositeService
case FETCH_FAILURE:
final String diagnostics = stat.getException().toString();
LOG.warn(req + " failed: " + diagnostics);
action = LocalizerAction.DIE;
fetchFailed = true;
getLocalResourcesTracker(req.getVisibility(), user, applicationId)
.handle(new ResourceFailedLocalizationEvent(
req, diagnostics));
@ -1001,15 +1033,15 @@ public class ResourceLocalizationService extends CompositeService
break;
default:
LOG.info("Unknown status: " + stat.getStatus());
action = LocalizerAction.DIE;
fetchFailed = true;
getLocalResourcesTracker(req.getVisibility(), user, applicationId)
.handle(new ResourceFailedLocalizationEvent(
req, stat.getException().getMessage()));
break;
}
}
if (action == LocalizerAction.DIE) {
response.setLocalizerAction(action);
if (fetchFailed || killContainerLocalizer.get()) {
response.setLocalizerAction(LocalizerAction.DIE);
return response;
}
@ -1037,12 +1069,9 @@ public class ResourceLocalizationService extends CompositeService
} catch (URISyntaxException e) {
//TODO fail? Already translated several times...
}
} else if (pending.isEmpty()) {
// TODO: Synchronization
action = LocalizerAction.DIE;
}
response.setLocalizerAction(action);
response.setLocalizerAction(LocalizerAction.LIVE);
response.setResourceSpecs(rsrcs);
return response;
}

1
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/localizer/event/LocalizationEventType.java
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@ -23,4 +23,5 @@ public enum LocalizationEventType {
CACHE_CLEANUP,
CLEANUP_CONTAINER_RESOURCES,
DESTROY_APPLICATION_RESOURCES,
CONTAINER_RESOURCES_LOCALIZED,
}

12
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/test/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/localizer/TestResourceLocalizationService.java
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@ -125,6 +125,7 @@ import org.apache.hadoop.yarn.server.nodemanager.containermanager.localizer.Reso
import org.apache.hadoop.yarn.server.nodemanager.containermanager.localizer.ResourceLocalizationService.PublicLocalizer;
import org.apache.hadoop.yarn.server.nodemanager.containermanager.localizer.event.ApplicationLocalizationEvent;
import org.apache.hadoop.yarn.server.nodemanager.containermanager.localizer.event.ContainerLocalizationCleanupEvent;
import org.apache.hadoop.yarn.server.nodemanager.containermanager.localizer.event.ContainerLocalizationEvent;
import org.apache.hadoop.yarn.server.nodemanager.containermanager.localizer.event.ContainerLocalizationRequestEvent;
import org.apache.hadoop.yarn.server.nodemanager.containermanager.localizer.event.LocalizationEvent;
import org.apache.hadoop.yarn.server.nodemanager.containermanager.localizer.event.LocalizationEventType;
@ -975,7 +976,8 @@ public class TestResourceLocalizationService {
.thenReturn(Collections.<LocalResourceStatus>emptyList())
.thenReturn(Collections.singletonList(rsrc1success))
.thenReturn(Collections.singletonList(rsrc2pending))
.thenReturn(rsrcs4);
.thenReturn(rsrcs4)
.thenReturn(Collections.<LocalResourceStatus>emptyList());
String localPath = Path.SEPARATOR + ContainerLocalizer.USERCACHE +
Path.SEPARATOR + "user0" + Path.SEPARATOR +
@ -1019,7 +1021,13 @@ public class TestResourceLocalizationService {
assertTrue(localizedPath.getFile().endsWith(
localPath + Path.SEPARATOR + "1" + Path.SEPARATOR + "12"));
// get shutdown
response = spyService.heartbeat(stat);
assertEquals(LocalizerAction.LIVE, response.getLocalizerAction());
spyService.handle(new ContainerLocalizationEvent(
LocalizationEventType.CONTAINER_RESOURCES_LOCALIZED, c));
// get shutdown after receive CONTAINER_RESOURCES_LOCALIZED event
response = spyService.heartbeat(stat);
assertEquals(LocalizerAction.DIE, response.getLocalizerAction());