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YARN-4138. Roll back container resource allocation after resource increase token expires. Contributed by Meng Ding

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This commit is contained in:
Jian He 2016-02-11 10:06:27 +08:00
parent aeb13ef2ab
commit d16b17b4d2
16 changed files with 804 additions and 227 deletions
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4
hadoop-yarn-project/CHANGES.txt
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@ -804,6 +804,10 @@ Release 2.8.0 - UNRELEASED
YARN-4420. Add REST API for List Reservations. (Sean Po via curino)
YARN-4138. Roll back container resource allocation after resource
increase token expires. (Meng Ding via jianhe)
OPTIMIZATIONS
YARN-3339. TestDockerContainerExecutor should pull a single image and not

75
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/rmcontainer/AllocationExpirationInfo.java Normal file
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@ -0,0 +1,75 @@
/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.hadoop.yarn.server.resourcemanager.rmcontainer;
import org.apache.hadoop.yarn.api.records.ContainerId;
public class AllocationExpirationInfo implements
Comparable<AllocationExpirationInfo> {
private final ContainerId containerId;
private final boolean increase;
public AllocationExpirationInfo(ContainerId containerId) {
this(containerId, false);
}
public AllocationExpirationInfo(
ContainerId containerId, boolean increase) {
this.containerId = containerId;
this.increase = increase;
}
public ContainerId getContainerId() {
return this.containerId;
}
public boolean isIncrease() {
return this.increase;
}
@Override
public int hashCode() {
return (getContainerId().hashCode() << 16);
}
@Override
public boolean equals(Object other) {
if (!(other instanceof AllocationExpirationInfo)) {
return false;
}
return compareTo((AllocationExpirationInfo)other) == 0;
}
@Override
public int compareTo(AllocationExpirationInfo other) {
if (other == null) {
return -1;
}
// Only need to compare containerId.
return getContainerId().compareTo(other.getContainerId());
}
@Override
public String toString() {
return "<container=" + getContainerId() + ", increase="
+ isIncrease() + ">";
}
}

11
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/rmcontainer/ContainerAllocationExpirer.java
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@ -19,7 +19,6 @@
package org.apache.hadoop.yarn.server.resourcemanager.rmcontainer;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.yarn.api.records.ContainerId;
import org.apache.hadoop.yarn.conf.YarnConfiguration;
import org.apache.hadoop.yarn.event.Dispatcher;
import org.apache.hadoop.yarn.event.EventHandler;
@ -28,7 +27,7 @@
@SuppressWarnings({"unchecked", "rawtypes"})
public class ContainerAllocationExpirer extends
AbstractLivelinessMonitor<ContainerId> {
AbstractLivelinessMonitor<AllocationExpirationInfo> {
private EventHandler dispatcher;
@ -47,7 +46,9 @@ public void serviceInit(Configuration conf) throws Exception {
}
@Override
protected void expire(ContainerId containerId) {
dispatcher.handle(new ContainerExpiredSchedulerEvent(containerId));
protected void expire(AllocationExpirationInfo allocationExpirationInfo) {
dispatcher.handle(new ContainerExpiredSchedulerEvent(
allocationExpirationInfo.getContainerId(),
allocationExpirationInfo.isIncrease()));
}
}
}

2
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/rmcontainer/RMContainer.java
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@ -57,6 +57,8 @@ public interface RMContainer extends EventHandler<RMContainerEvent> {
Resource getAllocatedResource();
Resource getLastConfirmedResource();
NodeId getAllocatedNode();
Priority getAllocatedPriority();

132
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/rmcontainer/RMContainerImpl.java
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@ -18,6 +18,7 @@
package org.apache.hadoop.yarn.server.resourcemanager.rmcontainer;
import java.util.Collections;
import java.util.EnumSet;
import java.util.List;
import java.util.concurrent.locks.ReentrantReadWriteLock;
@ -49,12 +50,15 @@
import org.apache.hadoop.yarn.server.resourcemanager.rmapp.attempt.RMAppAttemptEventType;
import org.apache.hadoop.yarn.server.resourcemanager.rmapp.attempt.event.RMAppAttemptContainerFinishedEvent;
import org.apache.hadoop.yarn.server.resourcemanager.rmnode.RMNodeCleanContainerEvent;
import org.apache.hadoop.yarn.server.resourcemanager.rmnode
.RMNodeDecreaseContainerEvent;
import org.apache.hadoop.yarn.state.InvalidStateTransitionException;
import org.apache.hadoop.yarn.state.MultipleArcTransition;
import org.apache.hadoop.yarn.state.SingleArcTransition;
import org.apache.hadoop.yarn.state.StateMachine;
import org.apache.hadoop.yarn.state.StateMachineFactory;
import org.apache.hadoop.yarn.util.ConverterUtils;
import org.apache.hadoop.yarn.util.resource.Resources;
import org.apache.hadoop.yarn.webapp.util.WebAppUtils;
@SuppressWarnings({"unchecked", "rawtypes"})
@ -119,9 +123,6 @@ RMContainerEventType.KILL, new KillTransition())
RMContainerEventType.RELEASED, new KillTransition())
.addTransition(RMContainerState.RUNNING, RMContainerState.RUNNING,
RMContainerEventType.RESERVED, new ContainerReservedTransition())
.addTransition(RMContainerState.RUNNING, RMContainerState.EXPIRED,
RMContainerEventType.EXPIRE,
new ContainerExpiredWhileRunningTransition())
.addTransition(RMContainerState.RUNNING, RMContainerState.RUNNING,
RMContainerEventType.CHANGE_RESOURCE, new ChangeResourceTransition())
.addTransition(RMContainerState.RUNNING, RMContainerState.RUNNING,
@ -177,7 +178,10 @@ RMContainerEventType.CHANGE_RESOURCE, new ChangeResourceTransition())
private List<ResourceRequest> resourceRequests;
private volatile boolean hasIncreaseReservation = false;
// Only used for container resource increase and decrease. This is the
// resource to rollback to should container resource increase token expires.
private Resource lastConfirmedResource;
public RMContainerImpl(Container container,
ApplicationAttemptId appAttemptId, NodeId nodeId, String user,
RMContext rmContext) {
@ -210,6 +214,7 @@ public RMContainerImpl(Container container,
this.isAMContainer = false;
this.resourceRequests = null;
this.nodeLabelExpression = nodeLabelExpression;
this.lastConfirmedResource = container.getResource();
ReentrantReadWriteLock lock = new ReentrantReadWriteLock();
this.readLock = lock.readLock();
@ -283,6 +288,16 @@ public Resource getAllocatedResource() {
}
}
@Override
public Resource getLastConfirmedResource() {
try {
readLock.lock();
return this.lastConfirmedResource;
} finally {
readLock.unlock();
}
}
@Override
public NodeId getAllocatedNode() {
return container.getNodeId();
@ -525,7 +540,8 @@ public void transition(RMContainerImpl container, RMContainerEvent event) {
container.setResourceRequests(null);
// Register with containerAllocationExpirer.
container.containerAllocationExpirer.register(container.getContainerId());
container.containerAllocationExpirer.register(
new AllocationExpirationInfo(container.getContainerId()));
// Tell the app
container.eventHandler.handle(new RMAppRunningOnNodeEvent(container
@ -543,7 +559,8 @@ public void transition(RMContainerImpl container, RMContainerEvent event) {
if (acquiredEvent.isIncreasedContainer()) {
// If container is increased but not acquired by AM, we will start
// containerAllocationExpirer for this container in this transition.
container.containerAllocationExpirer.register(event.getContainerId());
container.containerAllocationExpirer.register(
new AllocationExpirationInfo(event.getContainerId(), true));
}
}
}
@ -553,22 +570,65 @@ private static final class NMReportedContainerChangeIsDoneTransition
@Override
public void transition(RMContainerImpl container, RMContainerEvent event) {
// Unregister the allocation expirer, it is already increased..
container.containerAllocationExpirer.unregister(event.getContainerId());
}
}
private static final class ContainerExpiredWhileRunningTransition extends
BaseTransition {
RMContainerNMDoneChangeResourceEvent nmDoneChangeResourceEvent =
(RMContainerNMDoneChangeResourceEvent)event;
Resource rmContainerResource = container.getAllocatedResource();
Resource nmContainerResource =
nmDoneChangeResourceEvent.getNMContainerResource();
@Override
public void transition(RMContainerImpl container, RMContainerEvent event) {
// When the container expired, and it has a pending increased request, we
// will kill the container.
// TODO, we can do better for this: roll back container resource to the
// resource before increase, and notify scheduler about this decrease as
// well. Will do that in a separated JIRA.
new KillTransition().transition(container, event);
if (Resources.equals(rmContainerResource, nmContainerResource)) {
// If rmContainerResource == nmContainerResource, the resource
// increase is confirmed.
// In this case:
// - Set the lastConfirmedResource as nmContainerResource
// - Unregister the allocation expirer
container.lastConfirmedResource = nmContainerResource;
container.containerAllocationExpirer.unregister(
new AllocationExpirationInfo(event.getContainerId()));
} else if (Resources.fitsIn(rmContainerResource, nmContainerResource)) {
// If rmContainerResource < nmContainerResource, this is caused by the
// following sequence:
// 1. AM asks for increase from 1G to 5G, and RM approves it
// 2. AM acquires the increase token and increases on NM
// 3. Before NM reports 5G to RM to confirm the increase, AM sends
// a decrease request to 4G, and RM approves it
// 4. When NM reports 5G to RM, RM now sees its own allocation as 4G
// In this cases:
// - Set the lastConfirmedResource as rmContainerResource
// - Unregister the allocation expirer
// - Notify NM to reduce its resource to rmContainerResource
container.lastConfirmedResource = rmContainerResource;
container.containerAllocationExpirer.unregister(
new AllocationExpirationInfo(event.getContainerId()));
container.eventHandler.handle(new RMNodeDecreaseContainerEvent(
container.nodeId,
Collections.singletonList(container.getContainer())));
} else if (Resources.fitsIn(nmContainerResource, rmContainerResource)) {
// If nmContainerResource < rmContainerResource, this is caused by the
// following sequence:
// 1. AM asks for increase from 1G to 2G, and RM approves it
// 2. AM asks for increase from 2G to 4G, and RM approves it
// 3. AM only uses the 2G token to increase on NM, but never uses the
// 4G token
// 4. NM reports 2G to RM, but RM sees its own allocation as 4G
// In this case:
// - Set the lastConfirmedResource as the maximum of
// nmContainerResource and lastConfirmedResource
// - Do NOT unregister the allocation expirer
// When the increase allocation expires, resource will be rolled back to
// the last confirmed resource.
container.lastConfirmedResource = Resources.componentwiseMax(
nmContainerResource, container.lastConfirmedResource);
} else {
// Something wrong happened, kill the container
LOG.warn("Something wrong happened, container size reported by NM"
+ " is not expected, ContainerID=" + container.containerId
+ " rm-size-resource:" + rmContainerResource + " nm-size-reosurce:"
+ nmContainerResource);
container.eventHandler.handle(new RMNodeCleanContainerEvent(
container.nodeId, container.containerId));
}
}
}
@ -577,20 +637,22 @@ private static final class ChangeResourceTransition extends BaseTransition {
@Override
public void transition(RMContainerImpl container, RMContainerEvent event) {
RMContainerChangeResourceEvent changeEvent = (RMContainerChangeResourceEvent)event;
// Register with containerAllocationExpirer.
// For now, we assume timeout for increase is as same as container
// allocation.
Resource targetResource = changeEvent.getTargetResource();
Resource lastConfirmedResource = container.lastConfirmedResource;
if (!changeEvent.isIncrease()) {
// if this is a decrease request, if container was increased but not
// told to NM, we can consider previous increase is cancelled,
// unregister from the containerAllocationExpirer
container.containerAllocationExpirer.unregister(container
.getContainerId());
// Only unregister from the containerAllocationExpirer when target
// resource is less than or equal to the last confirmed resource.
if (Resources.fitsIn(targetResource, lastConfirmedResource)) {
container.lastConfirmedResource = targetResource;
container.containerAllocationExpirer.unregister(
new AllocationExpirationInfo(event.getContainerId()));
}
}
container.container.setResource(changeEvent.getTargetResource());
container.container.setResource(targetResource);
// We reach here means we either allocated increase reservation OR
// decreased container, reservation will be cancelled anyway.
container.hasIncreaseReservation = false;
@ -662,8 +724,8 @@ private static final class KillTransition extends FinishedTransition {
public void transition(RMContainerImpl container, RMContainerEvent event) {
// Unregister from containerAllocationExpirer.
container.containerAllocationExpirer.unregister(container
.getContainerId());
container.containerAllocationExpirer.unregister(
new AllocationExpirationInfo(container.getContainerId()));
// Inform node
container.eventHandler.handle(new RMNodeCleanContainerEvent(

37
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/rmcontainer/RMContainerNMDoneChangeResourceEvent.java Normal file
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@ -0,0 +1,37 @@
/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.hadoop.yarn.server.resourcemanager.rmcontainer;
import org.apache.hadoop.yarn.api.records.ContainerId;
import org.apache.hadoop.yarn.api.records.Resource;
public class RMContainerNMDoneChangeResourceEvent extends RMContainerEvent {
private final Resource nmContainerResource;
public RMContainerNMDoneChangeResourceEvent(
ContainerId containerId, Resource nmContainerResource) {
super(containerId, RMContainerEventType.NM_DONE_CHANGE_RESOURCE);
this.nmContainerResource = nmContainerResource;
}
public Resource getNMContainerResource() {
return nmContainerResource;
}
}

7
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/rmnode/RMNodeImpl.java
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@ -68,6 +68,7 @@
import org.apache.hadoop.yarn.server.resourcemanager.rmapp.RMAppImpl;
import org.apache.hadoop.yarn.server.resourcemanager.rmapp.RMAppRunningOnNodeEvent;
import org.apache.hadoop.yarn.server.resourcemanager.rmcontainer.ContainerAllocationExpirer;
import org.apache.hadoop.yarn.server.resourcemanager.rmcontainer.AllocationExpirationInfo;
import org.apache.hadoop.yarn.server.resourcemanager.scheduler.event.NodeAddedSchedulerEvent;
import org.apache.hadoop.yarn.server.resourcemanager.scheduler.event.NodeRemovedSchedulerEvent;
import org.apache.hadoop.yarn.server.resourcemanager.scheduler.event.NodeResourceUpdateSchedulerEvent;
@ -1306,14 +1307,16 @@ private void handleContainerStatus(List<ContainerStatus> containerStatuses) {
launchedContainers.add(containerId);
newlyLaunchedContainers.add(remoteContainer);
// Unregister from containerAllocationExpirer.
containerAllocationExpirer.unregister(containerId);
containerAllocationExpirer.unregister(
new AllocationExpirationInfo(containerId));
}
} else {
// A finished container
launchedContainers.remove(containerId);
completedContainers.add(remoteContainer);
// Unregister from containerAllocationExpirer.
containerAllocationExpirer.unregister(containerId);
containerAllocationExpirer.unregister(
new AllocationExpirationInfo(containerId));
}
}
if (newlyLaunchedContainers.size() != 0 || completedContainers.size() != 0) {

56
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/AbstractYarnScheduler.java
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@ -20,7 +20,6 @@
import java.io.IOException;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.EnumSet;
import java.util.List;
@ -68,18 +67,18 @@
import org.apache.hadoop.yarn.server.resourcemanager.rmapp.RMAppMoveEvent;
import org.apache.hadoop.yarn.server.resourcemanager.rmapp.attempt.RMAppAttempt;
import org.apache.hadoop.yarn.server.resourcemanager.rmcontainer.RMContainer;
import org.apache.hadoop.yarn.server.resourcemanager.rmcontainer.RMContainerEvent;
import org.apache.hadoop.yarn.server.resourcemanager.rmcontainer.RMContainerEventType;
import org.apache.hadoop.yarn.server.resourcemanager.rmcontainer.RMContainerFinishedEvent;
import org.apache.hadoop.yarn.server.resourcemanager.rmcontainer.RMContainerImpl;
import org.apache.hadoop.yarn.server.resourcemanager.rmcontainer
.RMContainerNMDoneChangeResourceEvent;
import org.apache.hadoop.yarn.server.resourcemanager.rmcontainer.RMContainerRecoverEvent;
import org.apache.hadoop.yarn.server.resourcemanager.rmnode.RMNode;
import org.apache.hadoop.yarn.server.resourcemanager.rmnode.RMNodeCleanContainerEvent;
import org.apache.hadoop.yarn.server.resourcemanager.rmnode.RMNodeDecreaseContainerEvent;
import org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity
.LeafQueue;
import org.apache.hadoop.yarn.server.resourcemanager.scheduler.common.QueueEntitlement;
import org.apache.hadoop.yarn.util.resource.Resources;
import com.google.common.annotations.VisibleForTesting;
import com.google.common.util.concurrent.SettableFuture;
@ -260,7 +259,7 @@ protected synchronized void containerLaunchedOnNode(
application.containerLaunchedOnNode(containerId, node.getNodeID());
}
protected synchronized void containerIncreasedOnNode(ContainerId containerId,
protected void containerIncreasedOnNode(ContainerId containerId,
SchedulerNode node, Container increasedContainerReportedByNM) {
// Get the application for the finished container
SchedulerApplicationAttempt application =
@ -273,39 +272,18 @@ protected synchronized void containerIncreasedOnNode(ContainerId containerId,
.handle(new RMNodeCleanContainerEvent(node.getNodeID(), containerId));
return;
}
RMContainer rmContainer = getRMContainer(containerId);
Resource rmContainerResource = rmContainer.getAllocatedResource();
Resource nmContainerResource = increasedContainerReportedByNM.getResource();
if (Resources.equals(nmContainerResource, rmContainerResource)){
// NM reported expected container size, tell RMContainer. Which will stop
// container expire monitor
rmContainer.handle(new RMContainerEvent(containerId,
RMContainerEventType.NM_DONE_CHANGE_RESOURCE));
} else if (Resources.fitsIn(getResourceCalculator(), clusterResource,
nmContainerResource, rmContainerResource)) {
// when rmContainerResource >= nmContainerResource, we won't do anything,
// it is possible a container increased is issued by RM, but AM hasn't
// told NM.
} else if (Resources.fitsIn(getResourceCalculator(), clusterResource,
rmContainerResource, nmContainerResource)) {
// When rmContainerResource <= nmContainerResource, it could happen when a
// container decreased by RM before it is increased in NM.
// Tell NM to decrease the container
this.rmContext.getDispatcher().getEventHandler()
.handle(new RMNodeDecreaseContainerEvent(node.getNodeID(),
Arrays.asList(rmContainer.getContainer())));
} else {
// Something wrong happened, kill the container
LOG.warn("Something wrong happened, container size reported by NM"
+ " is not expected, ContainerID=" + containerId
+ " rm-size-resource:" + rmContainerResource + " nm-size-reosurce:"
+ nmContainerResource);
this.rmContext.getDispatcher().getEventHandler()
.handle(new RMNodeCleanContainerEvent(node.getNodeID(), containerId));
LeafQueue leafQueue = (LeafQueue) application.getQueue();
synchronized (leafQueue) {
RMContainer rmContainer = getRMContainer(containerId);
if (rmContainer == null) {
// Some unknown container sneaked into the system. Kill it.
this.rmContext.getDispatcher().getEventHandler()
.handle(new RMNodeCleanContainerEvent(
node.getNodeID(), containerId));
return;
}
rmContainer.handle(new RMContainerNMDoneChangeResourceEvent(
containerId, increasedContainerReportedByNM.getResource()));
}
}

43
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/CapacityScheduler.java
View File

@ -105,6 +105,7 @@
import org.apache.hadoop.yarn.server.resourcemanager.scheduler.SchedulerApplicationAttempt;
import org.apache.hadoop.yarn.server.resourcemanager.scheduler.SchedulerDynamicEditException;
import org.apache.hadoop.yarn.server.resourcemanager.scheduler.SchedulerHealth;
import org.apache.hadoop.yarn.server.resourcemanager.scheduler.SchedulerNode;
import org.apache.hadoop.yarn.server.resourcemanager.scheduler.SchedulerUtils;
import org.apache.hadoop.yarn.server.resourcemanager.scheduler.common.AssignmentInformation;
import org.apache.hadoop.yarn.server.resourcemanager.scheduler.common.QueueEntitlement;
@ -1392,11 +1393,15 @@ public void handle(SchedulerEvent event) {
ContainerExpiredSchedulerEvent containerExpiredEvent =
(ContainerExpiredSchedulerEvent) event;
ContainerId containerId = containerExpiredEvent.getContainerId();
super.completedContainer(getRMContainer(containerId),
SchedulerUtils.createAbnormalContainerStatus(
containerId,
SchedulerUtils.EXPIRED_CONTAINER),
RMContainerEventType.EXPIRE);
if (containerExpiredEvent.isIncrease()) {
rollbackContainerResource(containerId);
} else {
completedContainer(getRMContainer(containerId),
SchedulerUtils.createAbnormalContainerStatus(
containerId,
SchedulerUtils.EXPIRED_CONTAINER),
RMContainerEventType.EXPIRE);
}
}
break;
case KILL_RESERVED_CONTAINER:
@ -1498,7 +1503,33 @@ private synchronized void removeNode(RMNode nodeInfo) {
LOG.info("Removed node " + nodeInfo.getNodeAddress() +
" clusterResource: " + clusterResource);
}
private void rollbackContainerResource(
ContainerId containerId) {
RMContainer rmContainer = getRMContainer(containerId);
if (rmContainer == null) {
LOG.info("Cannot rollback resource for container " + containerId +
". The container does not exist.");
return;
}
FiCaSchedulerApp application = getCurrentAttemptForContainer(containerId);
if (application == null) {
LOG.info("Cannot rollback resource for container " + containerId +
". The application that the container belongs to does not exist.");
return;
}
LOG.info("Roll back resource for container " + containerId);
LeafQueue leafQueue = (LeafQueue) application.getQueue();
synchronized(leafQueue) {
SchedulerNode schedulerNode =
getSchedulerNode(rmContainer.getAllocatedNode());
SchedContainerChangeRequest decreaseRequest =
new SchedContainerChangeRequest(this.rmContext, schedulerNode,
rmContainer, rmContainer.getLastConfirmedResource());
decreaseContainer(decreaseRequest, application);
}
}
@Lock(CapacityScheduler.class)
@Override
protected synchronized void completedContainerInternal(

12
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/event/ContainerExpiredSchedulerEvent.java
View File

@ -29,14 +29,24 @@
public class ContainerExpiredSchedulerEvent extends SchedulerEvent {
private final ContainerId containerId;
private final boolean increase;
public ContainerExpiredSchedulerEvent(ContainerId containerId) {
this(containerId, false);
}
public ContainerExpiredSchedulerEvent(
ContainerId containerId, boolean increase) {
super(SchedulerEventType.CONTAINER_EXPIRED);
this.containerId = containerId;
this.increase = increase;
}
public ContainerId getContainerId() {
return containerId;
}
public boolean isIncrease() {
return increase;
}
}

20
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/MockNM.java
View File

@ -20,12 +20,14 @@
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.apache.hadoop.yarn.api.records.ApplicationAttemptId;
import org.apache.hadoop.yarn.api.records.ApplicationId;
import org.apache.hadoop.yarn.api.records.Container;
import org.apache.hadoop.yarn.api.records.ContainerState;
import org.apache.hadoop.yarn.api.records.ContainerStatus;
import org.apache.hadoop.yarn.api.records.NodeId;
@ -103,6 +105,17 @@ public void containerStatus(ContainerStatus containerStatus) throws Exception {
nodeHeartbeat(conts, true);
}
public void containerIncreaseStatus(Container container) throws Exception {
Map<ApplicationId, List<ContainerStatus>> conts = new HashMap<>();
ContainerStatus containerStatus = BuilderUtils.newContainerStatus(
container.getId(), ContainerState.RUNNING, "Success", 0,
container.getResource());
conts.put(container.getId().getApplicationAttemptId().getApplicationId(),
Collections.singletonList(containerStatus));
List<Container> increasedConts = Collections.singletonList(container);
nodeHeartbeat(conts, increasedConts, true, ++responseId);
}
public RegisterNodeManagerResponse registerNode() throws Exception {
return registerNode(null, null);
}
@ -159,6 +172,12 @@ public NodeHeartbeatResponse nodeHeartbeat(Map<ApplicationId,
public NodeHeartbeatResponse nodeHeartbeat(Map<ApplicationId,
List<ContainerStatus>> conts, boolean isHealthy, int resId) throws Exception {
return nodeHeartbeat(conts, new ArrayList<Container>(), isHealthy, resId);
}
public NodeHeartbeatResponse nodeHeartbeat(Map<ApplicationId,
List<ContainerStatus>> conts, List<Container> increasedConts,
boolean isHealthy, int resId) throws Exception {
NodeHeartbeatRequest req = Records.newRecord(NodeHeartbeatRequest.class);
NodeStatus status = Records.newRecord(NodeStatus.class);
status.setResponseId(resId);
@ -167,6 +186,7 @@ public NodeHeartbeatResponse nodeHeartbeat(Map<ApplicationId,
Log.info("entry.getValue() " + entry.getValue());
status.setContainersStatuses(entry.getValue());
}
status.setIncreasedContainers(increasedConts);
NodeHealthStatus healthStatus = Records.newRecord(NodeHealthStatus.class);
healthStatus.setHealthReport("");
healthStatus.setIsNodeHealthy(isHealthy);

18
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/TestRMNodeTransitions.java
View File

@ -47,6 +47,8 @@
import org.apache.hadoop.yarn.server.api.protocolrecords.NodeHeartbeatResponse;
import org.apache.hadoop.yarn.server.api.records.NodeHealthStatus;
import org.apache.hadoop.yarn.server.api.records.NodeStatus;
import org.apache.hadoop.yarn.server.resourcemanager.rmcontainer
.AllocationExpirationInfo;
import org.apache.hadoop.yarn.server.resourcemanager.rmcontainer.ContainerAllocationExpirer;
import org.apache.hadoop.yarn.server.resourcemanager.rmnode.RMNode;
import org.apache.hadoop.yarn.server.resourcemanager.rmnode.RMNodeCleanAppEvent;
@ -949,10 +951,14 @@ public void testContainerExpire() throws Exception {
ApplicationAttemptId.newInstance(appId, 1);
ContainerId containerId1 = ContainerId.newContainerId(appAttemptId, 1L);
ContainerId containerId2 = ContainerId.newContainerId(appAttemptId, 2L);
mockExpirer.register(containerId1);
mockExpirer.register(containerId2);
verify(mockExpirer).register(containerId1);
verify(mockExpirer).register(containerId2);
AllocationExpirationInfo expirationInfo1 =
new AllocationExpirationInfo(containerId1);
AllocationExpirationInfo expirationInfo2 =
new AllocationExpirationInfo(containerId2);
mockExpirer.register(expirationInfo1);
mockExpirer.register(expirationInfo2);
verify(mockExpirer).register(expirationInfo1);
verify(mockExpirer).register(expirationInfo2);
((RMContextImpl) rmContext).setContainerAllocationExpirer(mockExpirer);
RMNodeImpl rmNode = getRunningNode();
ContainerStatus status1 =
@ -966,7 +972,7 @@ public void testContainerExpire() throws Exception {
statusList.add(status2);
RMNodeStatusEvent statusEvent = getMockRMNodeStatusEvent(statusList);
rmNode.handle(statusEvent);
verify(mockExpirer).unregister(containerId1);
verify(mockExpirer).unregister(containerId2);
verify(mockExpirer).unregister(expirationInfo1);
verify(mockExpirer).unregister(expirationInfo2);
}
}

112
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/rmcontainer/TestRMContainerImpl.java
View File

@ -46,6 +46,7 @@
import org.apache.hadoop.yarn.api.records.Resource;
import org.apache.hadoop.yarn.api.records.ResourceRequest;
import org.apache.hadoop.yarn.conf.YarnConfiguration;
import org.apache.hadoop.yarn.event.Dispatcher;
import org.apache.hadoop.yarn.event.DrainDispatcher;
import org.apache.hadoop.yarn.event.EventHandler;
import org.apache.hadoop.yarn.server.resourcemanager.MockAM;
@ -249,119 +250,12 @@ public void testExpireWhileRunning() {
rmContainer.handle(new RMContainerFinishedEvent(containerId,
containerStatus, RMContainerEventType.EXPIRE));
drainDispatcher.await();
assertEquals(RMContainerState.EXPIRED, rmContainer.getState());
verify(writer, times(1)).containerFinished(any(RMContainer.class));
verify(publisher, times(1)).containerFinished(any(RMContainer.class),
anyLong());
}
private void testExpireAfterIncreased(boolean acquired) {
/*
* Similar to previous test, a container is increased but not acquired by
* AM. In this case, if a container is expired, the container should be
* finished.
*/
DrainDispatcher drainDispatcher = new DrainDispatcher();
EventHandler<RMAppAttemptEvent> appAttemptEventHandler =
mock(EventHandler.class);
EventHandler generic = mock(EventHandler.class);
drainDispatcher.register(RMAppAttemptEventType.class,
appAttemptEventHandler);
drainDispatcher.register(RMNodeEventType.class, generic);
drainDispatcher.init(new YarnConfiguration());
drainDispatcher.start();
NodeId nodeId = BuilderUtils.newNodeId("host", 3425);
ApplicationId appId = BuilderUtils.newApplicationId(1, 1);
ApplicationAttemptId appAttemptId = BuilderUtils.newApplicationAttemptId(
appId, 1);
ContainerId containerId = BuilderUtils.newContainerId(appAttemptId, 1);
ContainerAllocationExpirer expirer = mock(ContainerAllocationExpirer.class);
Resource resource = BuilderUtils.newResource(512, 1);
Priority priority = BuilderUtils.newPriority(5);
Container container = BuilderUtils.newContainer(containerId, nodeId,
"host:3465", resource, priority, null);
RMApplicationHistoryWriter writer = mock(RMApplicationHistoryWriter.class);
SystemMetricsPublisher publisher = mock(SystemMetricsPublisher.class);
RMContext rmContext = mock(RMContext.class);
when(rmContext.getDispatcher()).thenReturn(drainDispatcher);
when(rmContext.getContainerAllocationExpirer()).thenReturn(expirer);
when(rmContext.getRMApplicationHistoryWriter()).thenReturn(writer);
when(rmContext.getSystemMetricsPublisher()).thenReturn(publisher);
when(rmContext.getYarnConfiguration()).thenReturn(new YarnConfiguration());
ConcurrentMap<ApplicationId, RMApp> apps =
new ConcurrentHashMap<ApplicationId, RMApp>();
apps.put(appId, mock(RMApp.class));
when(rmContext.getRMApps()).thenReturn(apps);
RMContainer rmContainer = new RMContainerImpl(container, appAttemptId,
nodeId, "user", rmContext);
assertEquals(RMContainerState.NEW, rmContainer.getState());
assertEquals(resource, rmContainer.getAllocatedResource());
assertEquals(nodeId, rmContainer.getAllocatedNode());
assertEquals(priority, rmContainer.getAllocatedPriority());
verify(writer).containerStarted(any(RMContainer.class));
verify(publisher).containerCreated(any(RMContainer.class), anyLong());
rmContainer.handle(new RMContainerEvent(containerId,
RMContainerEventType.START));
drainDispatcher.await();
assertEquals(RMContainerState.ALLOCATED, rmContainer.getState());
rmContainer.handle(new RMContainerEvent(containerId,
RMContainerEventType.ACQUIRED));
drainDispatcher.await();
assertEquals(RMContainerState.ACQUIRED, rmContainer.getState());
rmContainer.handle(new RMContainerEvent(containerId,
RMContainerEventType.LAUNCHED));
drainDispatcher.await();
assertEquals(RMContainerState.RUNNING, rmContainer.getState());
assertEquals(
"http://host:3465/node/containerlogs/container_1_0001_01_000001/user",
rmContainer.getLogURL());
// newResource is more than the old resource
Resource newResource = BuilderUtils.newResource(1024, 2);
rmContainer.handle(new RMContainerChangeResourceEvent(containerId,
newResource, true));
if (acquired) {
rmContainer
.handle(new RMContainerUpdatesAcquiredEvent(containerId, true));
drainDispatcher.await();
// status is still RUNNING since this is a increased container acquired by
// AM
assertEquals(RMContainerState.RUNNING, rmContainer.getState());
}
// In RUNNING state. Verify EXPIRE and associated actions.
reset(appAttemptEventHandler);
ContainerStatus containerStatus = SchedulerUtils
.createAbnormalContainerStatus(containerId,
SchedulerUtils.EXPIRED_CONTAINER);
rmContainer.handle(new RMContainerFinishedEvent(containerId,
containerStatus, RMContainerEventType.EXPIRE));
drainDispatcher.await();
assertEquals(RMContainerState.EXPIRED, rmContainer.getState());
// Container will be finished only when it is acquired by AM after increase,
// we will only notify expirer when it is acquired by AM.
verify(writer, times(1)).containerFinished(any(RMContainer.class));
verify(publisher, times(1)).containerFinished(any(RMContainer.class),
verify(writer, never()).containerFinished(any(RMContainer.class));
verify(publisher, never()).containerFinished(any(RMContainer.class),
anyLong());
}
@Test
public void testExpireAfterContainerResourceIncreased() throws Exception {
// expire after increased and acquired by AM
testExpireAfterIncreased(true);
// expire after increased but not acquired by AM
testExpireAfterIncreased(false);
}
@Test
public void testExistenceOfResourceRequestInRMContainer() throws Exception {
Configuration conf = new Configuration();

44
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/TestContainerResizing.java
View File

@ -28,7 +28,6 @@
import org.apache.commons.logging.LogFactory;
import org.apache.hadoop.yarn.api.protocolrecords.AllocateResponse;
import org.apache.hadoop.yarn.api.records.ApplicationAttemptId;
import org.apache.hadoop.yarn.api.records.ApplicationId;
import org.apache.hadoop.yarn.api.records.Container;
import org.apache.hadoop.yarn.api.records.ContainerId;
import org.apache.hadoop.yarn.api.records.ContainerResourceChangeRequest;
@ -143,7 +142,8 @@ public RMNodeLabelsManager createNodeLabelManager() {
.newInstance(containerId1, Resources.createResource(3 * GB))),
null);
FiCaSchedulerApp app = getFiCaSchedulerApp(rm1, app1.getApplicationId());
FiCaSchedulerApp app = TestUtils.getFiCaSchedulerApp(
rm1, app1.getApplicationId());
checkPendingResource(rm1, "default", 2 * GB, null);
Assert.assertEquals(2 * GB,
@ -183,7 +183,8 @@ public RMNodeLabelsManager createNodeLabelManager() {
// app1 -> a1
RMApp app1 = rm1.submitApp(3 * GB, "app", "user", null, "default");
MockAM am1 = MockRM.launchAndRegisterAM(app1, rm1, nm1);
FiCaSchedulerApp app = getFiCaSchedulerApp(rm1, app1.getApplicationId());
FiCaSchedulerApp app = TestUtils.getFiCaSchedulerApp(
rm1, app1.getApplicationId());
checkUsedResource(rm1, "default", 3 * GB, null);
Assert.assertEquals(3 * GB,
@ -242,7 +243,8 @@ public RMNodeLabelsManager createNodeLabelManager() {
RMApp app1 = rm1.submitApp(1 * GB, "app", "user", null, "default");
MockAM am1 = MockRM.launchAndRegisterAM(app1, rm1, nm1);
FiCaSchedulerApp app = getFiCaSchedulerApp(rm1, app1.getApplicationId());
FiCaSchedulerApp app = TestUtils.getFiCaSchedulerApp(
rm1, app1.getApplicationId());
// Allocate two more containers
am1.allocate(
@ -346,7 +348,8 @@ public RMNodeLabelsManager createNodeLabelManager() {
RMApp app1 = rm1.submitApp(1 * GB, "app", "user", null, "default");
MockAM am1 = MockRM.launchAndRegisterAM(app1, rm1, nm1);
FiCaSchedulerApp app = getFiCaSchedulerApp(rm1, app1.getApplicationId());
FiCaSchedulerApp app = TestUtils.getFiCaSchedulerApp(
rm1, app1.getApplicationId());
// Allocate 1 container
am1.allocate(
@ -422,7 +425,8 @@ public RMNodeLabelsManager createNodeLabelManager() {
RMApp app1 = rm1.submitApp(1 * GB, "app", "user", null, "default");
MockAM am1 = MockRM.launchAndRegisterAM(app1, rm1, nm1);
FiCaSchedulerApp app = getFiCaSchedulerApp(rm1, app1.getApplicationId());
FiCaSchedulerApp app = TestUtils.getFiCaSchedulerApp(
rm1, app1.getApplicationId());
// Allocate two more containers
am1.allocate(
@ -532,7 +536,8 @@ public RMNodeLabelsManager createNodeLabelManager() {
RMApp app1 = rm1.submitApp(2 * GB, "app", "user", null, "default");
MockAM am1 = MockRM.launchAndRegisterAM(app1, rm1, nm1);
FiCaSchedulerApp app = getFiCaSchedulerApp(rm1, app1.getApplicationId());
FiCaSchedulerApp app = TestUtils.getFiCaSchedulerApp(
rm1, app1.getApplicationId());
// Allocate two more containers
am1.allocate(
@ -593,8 +598,8 @@ public RMNodeLabelsManager createNodeLabelManager() {
am1.allocate(null, Arrays.asList(containerId2));
// am1 asks to change its AM container from 2G to 1G (decrease)
am1.sendContainerResizingRequest(null, Arrays.asList(
ContainerResourceChangeRequest
.newInstance(containerId1, Resources.createResource(1 * GB))));
ContainerResourceChangeRequest
.newInstance(containerId1, Resources.createResource(1 * GB))));
// Trigger a node heartbeat..
cs.handle(new NodeUpdateSchedulerEvent(rmNode1));
@ -643,7 +648,8 @@ public RMNodeLabelsManager createNodeLabelManager() {
RMApp app1 = rm1.submitApp(1 * GB, "app", "user", null, "default");
MockAM am1 = MockRM.launchAndRegisterAM(app1, rm1, nm1);
FiCaSchedulerApp app = getFiCaSchedulerApp(rm1, app1.getApplicationId());
FiCaSchedulerApp app = TestUtils.getFiCaSchedulerApp(
rm1, app1.getApplicationId());
// Allocate two more containers
am1.allocate(
@ -740,7 +746,8 @@ public RMNodeLabelsManager createNodeLabelManager() {
RMApp app1 = rm1.submitApp(1 * GB, "app", "user", null, "default");
MockAM am1 = MockRM.launchAndRegisterAM(app1, rm1, nm1);
FiCaSchedulerApp app = getFiCaSchedulerApp(rm1, app1.getApplicationId());
FiCaSchedulerApp app = TestUtils.getFiCaSchedulerApp(
rm1, app1.getApplicationId());
// Allocate two more containers
am1.allocate(
@ -862,7 +869,8 @@ public RMNodeLabelsManager createNodeLabelManager() {
RMApp app1 = rm1.submitApp(1 * GB, "app", "user", null, "default");
MockAM am1 = MockRM.launchAndRegisterAM(app1, rm1, nm1);
FiCaSchedulerApp app = getFiCaSchedulerApp(rm1, app1.getApplicationId());
FiCaSchedulerApp app = TestUtils.getFiCaSchedulerApp(
rm1, app1.getApplicationId());
ApplicationAttemptId attemptId = am1.getApplicationAttemptId();
// Container 2, 3 (priority=3)
@ -942,7 +950,8 @@ public RMNodeLabelsManager createNodeLabelManager() {
RMApp app1 = rm1.submitApp(1 * GB, "app", "user", null, "default");
MockAM am1 = MockRM.launchAndRegisterAM(app1, rm1, nm1);
FiCaSchedulerApp app = getFiCaSchedulerApp(rm1, app1.getApplicationId());
FiCaSchedulerApp app = TestUtils.getFiCaSchedulerApp(
rm1, app1.getApplicationId());
ApplicationAttemptId attemptId = am1.getApplicationAttemptId();
// Container 2, 3 (priority=3)
@ -1021,7 +1030,8 @@ public ResourceScheduler createScheduler() {
MockAM am1 = MockRM.launchAndRegisterAM(app1, rm, nm);
// making sure resource is allocated
checkUsedResource(rm, "default", 3 * GB, null);
FiCaSchedulerApp app = getFiCaSchedulerApp(rm, app1.getApplicationId());
FiCaSchedulerApp app = TestUtils.getFiCaSchedulerApp(
rm, app1.getApplicationId());
Assert.assertEquals(3 * GB,
app.getAppAttemptResourceUsage().getUsed().getMemory());
// making sure container is launched
@ -1113,10 +1123,4 @@ private void verifyAvailableResourceOfSchedulerNode(MockRM rm, NodeId nodeId,
Assert
.assertEquals(expectedMemory, node.getAvailableResource().getMemory());
}
private FiCaSchedulerApp getFiCaSchedulerApp(MockRM rm,
ApplicationId appId) {
CapacityScheduler cs = (CapacityScheduler) rm.getResourceScheduler();
return cs.getSchedulerApplications().get(appId).getCurrentAppAttempt();
}
}

443
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/TestIncreaseAllocationExpirer.java Normal file
View File

@ -0,0 +1,443 @@
/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity;
import org.apache.hadoop.yarn.api.protocolrecords.AllocateResponse;
import org.apache.hadoop.yarn.api.records.Container;
import org.apache.hadoop.yarn.api.records.ContainerId;
import org.apache.hadoop.yarn.api.records.ContainerResourceChangeRequest;
import org.apache.hadoop.yarn.api.records.ContainerState;
import org.apache.hadoop.yarn.api.records.NodeId;
import org.apache.hadoop.yarn.api.records.Resource;
import org.apache.hadoop.yarn.conf.YarnConfiguration;
import org.apache.hadoop.yarn.server.resourcemanager.MockAM;
import org.apache.hadoop.yarn.server.resourcemanager.MockNM;
import org.apache.hadoop.yarn.server.resourcemanager.MockRM;
import org.apache.hadoop.yarn.server.resourcemanager.nodelabels.NullRMNodeLabelsManager;
import org.apache.hadoop.yarn.server.resourcemanager.nodelabels.RMNodeLabelsManager;
import org.apache.hadoop.yarn.server.resourcemanager.rmapp.RMApp;
import org.apache.hadoop.yarn.server.resourcemanager.rmcontainer.RMContainer;
import org.apache.hadoop.yarn.server.resourcemanager.rmcontainer.RMContainerState;
import org.apache.hadoop.yarn.server.resourcemanager.scheduler.ResourceScheduler;
import org.apache.hadoop.yarn.server.resourcemanager.scheduler.SchedulerNode;
import org.apache.hadoop.yarn.server.resourcemanager.scheduler.common.fica.FiCaSchedulerApp;
import org.apache.hadoop.yarn.util.resource.Resources;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
public class TestIncreaseAllocationExpirer {
private final int GB = 1024;
private YarnConfiguration conf;
RMNodeLabelsManager mgr;
@Before
public void setUp() throws Exception {
conf = new YarnConfiguration();
conf.setClass(YarnConfiguration.RM_SCHEDULER, CapacityScheduler.class,
ResourceScheduler.class);
mgr = new NullRMNodeLabelsManager();
mgr.init(conf);
}
@Test
public void testContainerIsRemovedFromAllocationExpirer()
throws Exception {
/**
* 1. Allocate 1 container: containerId2 (1G)
* 2. Increase resource of containerId2: 1G -> 3G
* 3. AM acquires the token
* 4. AM uses the token
* 5. Verify containerId2 is removed from allocation expirer such
* that it still runs fine after allocation expiration interval
*/
// Set the allocation expiration to 5 seconds
conf.setLong(
YarnConfiguration.RM_CONTAINER_ALLOC_EXPIRY_INTERVAL_MS, 5000);
MockRM rm1 = new MockRM(conf);
rm1.start();
// Submit an application
MockNM nm1 = rm1.registerNode("127.0.0.1:1234", 20 * GB);
RMApp app1 = rm1.submitApp(1 * GB, "app", "user", null, "default");
MockAM am1 = MockRM.launchAndRegisterAM(app1, rm1, nm1);
// Report AM container status RUNNING to remove it from expirer
nm1.nodeHeartbeat(
app1.getCurrentAppAttempt()
.getAppAttemptId(), 1, ContainerState.RUNNING);
// AM request a new container
am1.allocate("127.0.0.1", 1 * GB, 1, new ArrayList<ContainerId>());
ContainerId containerId2 =
ContainerId.newContainerId(am1.getApplicationAttemptId(), 2);
rm1.waitForState(nm1, containerId2, RMContainerState.ALLOCATED);
// AM acquire a new container to start container allocation expirer
List<Container> containers =
am1.allocate(null, null).getAllocatedContainers();
Assert.assertEquals(containerId2, containers.get(0).getId());
Assert.assertNotNull(containers.get(0).getContainerToken());
checkUsedResource(rm1, "default", 2 * GB, null);
FiCaSchedulerApp app = TestUtils.getFiCaSchedulerApp(
rm1, app1.getApplicationId());
Assert.assertEquals(2 * GB,
app.getAppAttemptResourceUsage().getUsed().getMemory());
verifyAvailableResourceOfSchedulerNode(rm1, nm1.getNodeId(), 18 * GB);
// Report container status
nm1.nodeHeartbeat(
app1.getCurrentAppAttempt()
.getAppAttemptId(), 2, ContainerState.RUNNING);
// Wait until container status is RUNNING, and is removed from
// allocation expirer
rm1.waitForState(nm1, containerId2, RMContainerState.RUNNING);
// am1 asks to increase containerId2 from 1GB to 3GB
am1.sendContainerResizingRequest(Collections.singletonList(
ContainerResourceChangeRequest.newInstance(
containerId2, Resources.createResource(3 * GB))), null);
// Kick off scheduling and sleep for 1 second;
nm1.nodeHeartbeat(true);
Thread.sleep(1000);
// Start container increase allocation expirer"
am1.allocate(null, null);
// Remember the resource in order to report status
Resource resource = Resources.clone(
rm1.getResourceScheduler().getRMContainer(containerId2)
.getAllocatedResource());
nm1.containerIncreaseStatus(getContainer(rm1, containerId2, resource));
// Wait long enough and verify that the container was removed
// from allocation expirer, and the container is still running
Thread.sleep(10000);
Assert.assertEquals(RMContainerState.RUNNING,
rm1.getResourceScheduler().getRMContainer(containerId2).getState());
// Verify container size is 3G
Assert.assertEquals(
3 * GB, rm1.getResourceScheduler().getRMContainer(containerId2)
.getAllocatedResource().getMemory());
// Verify total resource usage
checkUsedResource(rm1, "default", 4 * GB, null);
Assert.assertEquals(4 * GB,
app.getAppAttemptResourceUsage().getUsed().getMemory());
// Verify available resource
verifyAvailableResourceOfSchedulerNode(rm1, nm1.getNodeId(), 16 * GB);
rm1.stop();
}
@Test
public void testContainerIncreaseAllocationExpiration()
throws Exception {
/**
* 1. Allocate 1 container: containerId2 (1G)
* 2. Increase resource of containerId2: 1G -> 3G
* 3. AM acquires the token
* 4. AM does not use the token
* 5. Verify containerId2's resource usage falls back to
* 1G after the increase token expires
*/
// Set the allocation expiration to 5 seconds
conf.setLong(YarnConfiguration.RM_CONTAINER_ALLOC_EXPIRY_INTERVAL_MS, 5000);
MockRM rm1 = new MockRM(conf);
rm1.start();
MockNM nm1 = rm1.registerNode("127.0.0.1:1234", 20 * GB);
RMApp app1 = rm1.submitApp(1 * GB, "app", "user", null, "default");
MockAM am1 = MockRM.launchAndRegisterAM(app1, rm1, nm1);
nm1.nodeHeartbeat(
app1.getCurrentAppAttempt()
.getAppAttemptId(), 1, ContainerState.RUNNING);
am1.allocate("127.0.0.1", 1 * GB, 1, new ArrayList<ContainerId>());
ContainerId containerId2 =
ContainerId.newContainerId(am1.getApplicationAttemptId(), 2);
rm1.waitForState(nm1, containerId2, RMContainerState.ALLOCATED);
List<Container> containers =
am1.allocate(null, null).getAllocatedContainers();
Assert.assertEquals(containerId2, containers.get(0).getId());
Assert.assertNotNull(containers.get(0).getContainerToken());
checkUsedResource(rm1, "default", 2 * GB, null);
FiCaSchedulerApp app = TestUtils.getFiCaSchedulerApp(
rm1, app1.getApplicationId());
Assert.assertEquals(2 * GB,
app.getAppAttemptResourceUsage().getUsed().getMemory());
verifyAvailableResourceOfSchedulerNode(rm1, nm1.getNodeId(), 18 * GB);
nm1.nodeHeartbeat(
app1.getCurrentAppAttempt()
.getAppAttemptId(), 2, ContainerState.RUNNING);
rm1.waitForState(nm1, containerId2, RMContainerState.RUNNING);
// am1 asks to increase containerId2 from 1GB to 3GB
am1.sendContainerResizingRequest(Collections.singletonList(
ContainerResourceChangeRequest.newInstance(
containerId2, Resources.createResource(3 * GB))), null);
// Kick off scheduling and wait for 1 second;
nm1.nodeHeartbeat(true);
Thread.sleep(1000);
// Start container increase allocation expirer
am1.allocate(null, null);
// Verify resource usage
checkUsedResource(rm1, "default", 4 * GB, null);
Assert.assertEquals(4 * GB,
app.getAppAttemptResourceUsage().getUsed().getMemory());
verifyAvailableResourceOfSchedulerNode(rm1, nm1.getNodeId(), 16 * GB);
// Wait long enough for the increase token to expire, and for the roll
// back action to complete
Thread.sleep(10000);
// Verify container size is 1G
Assert.assertEquals(
1 * GB, rm1.getResourceScheduler().getRMContainer(containerId2)
.getAllocatedResource().getMemory());
// Verify total resource usage is 2G
checkUsedResource(rm1, "default", 2 * GB, null);
Assert.assertEquals(2 * GB,
app.getAppAttemptResourceUsage().getUsed().getMemory());
// Verify available resource is rolled back to 18GB
verifyAvailableResourceOfSchedulerNode(rm1, nm1.getNodeId(), 18 * GB);
rm1.stop();
}
@Test
public void testConsecutiveContainerIncreaseAllocationExpiration()
throws Exception {
/**
* 1. Allocate 1 container: containerId2 (1G)
* 2. Increase resource of containerId2: 1G -> 3G
* 3. AM acquires the token
* 4. Increase resource of containerId2 again: 3G -> 5G
* 5. AM acquires the token
* 6. AM uses the first token to increase the container in NM to 3G
* 7. AM NEVER uses the second token
* 8. Verify containerId2 eventually is allocated 3G after token expires
* 9. Verify NM eventually uses 3G for containerId2
*/
// Set the allocation expiration to 5 seconds
conf.setLong(YarnConfiguration.RM_CONTAINER_ALLOC_EXPIRY_INTERVAL_MS, 5000);
MockRM rm1 = new MockRM(conf);
rm1.start();
// Submit an application
MockNM nm1 = rm1.registerNode("127.0.0.1:1234", 20 * GB);
RMApp app1 = rm1.submitApp(1 * GB, "app", "user", null, "default");
MockAM am1 = MockRM.launchAndRegisterAM(app1, rm1, nm1);
nm1.nodeHeartbeat(
app1.getCurrentAppAttempt()
.getAppAttemptId(), 1, ContainerState.RUNNING);
// AM request a new container
am1.allocate("127.0.0.1", 1 * GB, 1, new ArrayList<ContainerId>());
ContainerId containerId2 =
ContainerId.newContainerId(am1.getApplicationAttemptId(), 2);
rm1.waitForState(nm1, containerId2, RMContainerState.ALLOCATED);
// AM acquire a new container to start container allocation expirer
am1.allocate(null, null).getAllocatedContainers();
// Report container status
nm1.nodeHeartbeat(
app1.getCurrentAppAttempt()
.getAppAttemptId(), 2, ContainerState.RUNNING);
// Wait until container status is RUNNING, and is removed from
// allocation expirer
rm1.waitForState(nm1, containerId2, RMContainerState.RUNNING);
// am1 asks to change containerId2 from 1GB to 3GB
am1.sendContainerResizingRequest(Collections.singletonList(
ContainerResourceChangeRequest.newInstance(
containerId2, Resources.createResource(3 * GB))), null);
// Kick off scheduling and sleep for 1 second to
// make sure the allocation is done
nm1.nodeHeartbeat(true);
Thread.sleep(1000);
// Start container increase allocation expirer
am1.allocate(null, null);
// Remember the resource (3G) in order to report status
Resource resource1 = Resources.clone(
rm1.getResourceScheduler().getRMContainer(containerId2)
.getAllocatedResource());
// am1 asks to change containerId2 from 3GB to 5GB
am1.sendContainerResizingRequest(Collections.singletonList(
ContainerResourceChangeRequest.newInstance(
containerId2, Resources.createResource(5 * GB))), null);
// Kick off scheduling and sleep for 1 second to
// make sure the allocation is done
nm1.nodeHeartbeat(true);
Thread.sleep(1000);
// Reset container increase allocation expirer
am1.allocate(null, null);
// Verify current resource allocation in RM
checkUsedResource(rm1, "default", 6 * GB, null);
FiCaSchedulerApp app = TestUtils.getFiCaSchedulerApp(
rm1, app1.getApplicationId());
Assert.assertEquals(6 * GB,
app.getAppAttemptResourceUsage().getUsed().getMemory());
// Verify available resource is now reduced to 14GB
verifyAvailableResourceOfSchedulerNode(rm1, nm1.getNodeId(), 14 * GB);
// Use the first token (3G)
nm1.containerIncreaseStatus(getContainer(rm1, containerId2, resource1));
// Wait long enough for the second token (5G) to expire, and verify that
// the roll back action is completed as expected
Thread.sleep(10000);
// Verify container size is rolled back to 3G
Assert.assertEquals(
3 * GB, rm1.getResourceScheduler().getRMContainer(containerId2)
.getAllocatedResource().getMemory());
// Verify total resource usage is 4G
checkUsedResource(rm1, "default", 4 * GB, null);
Assert.assertEquals(4 * GB,
app.getAppAttemptResourceUsage().getUsed().getMemory());
// Verify available resource is rolled back to 14GB
verifyAvailableResourceOfSchedulerNode(rm1, nm1.getNodeId(), 16 * GB);
// Verify NM receives the decrease message (3G)
List<Container> containersToDecrease =
nm1.nodeHeartbeat(true).getContainersToDecrease();
Assert.assertEquals(1, containersToDecrease.size());
Assert.assertEquals(
3 * GB, containersToDecrease.get(0).getResource().getMemory());
rm1.stop();
}
@Test
public void testDecreaseAfterIncreaseWithAllocationExpiration()
throws Exception {
/**
* 1. Allocate three containers: containerId2, containerId3, containerId4
* 2. Increase resource of containerId2: 3G -> 6G
* 3. Increase resource of containerId3: 3G -> 6G
* 4. Increase resource of containerId4: 3G -> 6G
* 5. Do NOT use the increase tokens for containerId2 and containerId3
* 6. Decrease containerId2: 6G -> 2G (i.e., below last confirmed resource)
* 7. Decrease containerId3: 6G -> 4G (i.e., above last confirmed resource)
* 8. Decrease containerId4: 6G -> 4G (i.e., above last confirmed resource)
* 9. Use token for containerId4 to increase containerId4 on NM to 6G
* 10. Verify containerId2 eventually uses 2G (removed from expirer)
* 11. verify containerId3 eventually uses 3G (increase token expires)
* 12. Verify containerId4 eventually uses 4G (removed from expirer)
* 13. Verify NM evetually uses 3G for containerId3, 4G for containerId4
*/
// Set the allocation expiration to 5 seconds
conf.setLong(YarnConfiguration.RM_CONTAINER_ALLOC_EXPIRY_INTERVAL_MS, 5000);
MockRM rm1 = new MockRM(conf);
rm1.start();
// Submit an application
MockNM nm1 = rm1.registerNode("127.0.0.1:1234", 20 * GB);
RMApp app1 = rm1.submitApp(1 * GB, "app", "user", null, "default");
MockAM am1 = MockRM.launchAndRegisterAM(app1, rm1, nm1);
nm1.nodeHeartbeat(
app1.getCurrentAppAttempt()
.getAppAttemptId(), 1, ContainerState.RUNNING);
// AM request two new continers
am1.allocate("127.0.0.1", 3 * GB, 3, new ArrayList<ContainerId>());
ContainerId containerId2 =
ContainerId.newContainerId(am1.getApplicationAttemptId(), 2);
rm1.waitForState(nm1, containerId2, RMContainerState.ALLOCATED);
ContainerId containerId3 =
ContainerId.newContainerId(am1.getApplicationAttemptId(), 3);
rm1.waitForState(nm1, containerId3, RMContainerState.ALLOCATED);
ContainerId containerId4 =
ContainerId.newContainerId(am1.getApplicationAttemptId(), 4);
rm1.waitForState(nm1, containerId4, RMContainerState.ALLOCATED);
// AM acquires tokens to start container allocation expirer
List<Container> containers =
am1.allocate(null, null).getAllocatedContainers();
Assert.assertEquals(3, containers.size());
Assert.assertNotNull(containers.get(0).getContainerToken());
Assert.assertNotNull(containers.get(1).getContainerToken());
Assert.assertNotNull(containers.get(2).getContainerToken());
// Report container status
nm1.nodeHeartbeat(app1.getCurrentAppAttempt().getAppAttemptId(),
2, ContainerState.RUNNING);
nm1.nodeHeartbeat(app1.getCurrentAppAttempt().getAppAttemptId(),
3, ContainerState.RUNNING);
nm1.nodeHeartbeat(app1.getCurrentAppAttempt().getAppAttemptId(),
4, ContainerState.RUNNING);
// Wait until container status becomes RUNNING
rm1.waitForState(nm1, containerId2, RMContainerState.RUNNING);
rm1.waitForState(nm1, containerId3, RMContainerState.RUNNING);
rm1.waitForState(nm1, containerId4, RMContainerState.RUNNING);
// am1 asks to change containerId2 and containerId3 from 1GB to 3GB
List<ContainerResourceChangeRequest> increaseRequests = new ArrayList<>();
increaseRequests.add(ContainerResourceChangeRequest.newInstance(
containerId2, Resources.createResource(6 * GB)));
increaseRequests.add(ContainerResourceChangeRequest.newInstance(
containerId3, Resources.createResource(6 * GB)));
increaseRequests.add(ContainerResourceChangeRequest.newInstance(
containerId4, Resources.createResource(6 * GB)));
am1.sendContainerResizingRequest(increaseRequests, null);
nm1.nodeHeartbeat(true);
Thread.sleep(1000);
// Start container increase allocation expirer
am1.allocate(null, null);
// Decrease containers
List<ContainerResourceChangeRequest> decreaseRequests = new ArrayList<>();
decreaseRequests.add(ContainerResourceChangeRequest.newInstance(
containerId2, Resources.createResource(2 * GB)));
decreaseRequests.add(ContainerResourceChangeRequest.newInstance(
containerId3, Resources.createResource(4 * GB)));
decreaseRequests.add(ContainerResourceChangeRequest.newInstance(
containerId4, Resources.createResource(4 * GB)));
AllocateResponse response =
am1.sendContainerResizingRequest(null, decreaseRequests);
// Verify containers are decreased in scheduler
Assert.assertEquals(3, response.getDecreasedContainers().size());
// Use the token for containerId4 on NM (6G). This should set the last
// confirmed resource to 4G, and cancel the allocation expirer
nm1.containerIncreaseStatus(getContainer(
rm1, containerId4, Resources.createResource(6 * GB)));
// Wait for containerId3 token to expire,
Thread.sleep(10000);
Assert.assertEquals(
2 * GB, rm1.getResourceScheduler().getRMContainer(containerId2)
.getAllocatedResource().getMemory());
Assert.assertEquals(
3 * GB, rm1.getResourceScheduler().getRMContainer(containerId3)
.getAllocatedResource().getMemory());
Assert.assertEquals(
4 * GB, rm1.getResourceScheduler().getRMContainer(containerId4)
.getAllocatedResource().getMemory());
// Verify NM receives 2 decrease message
List<Container> containersToDecrease =
nm1.nodeHeartbeat(true).getContainersToDecrease();
Assert.assertEquals(2, containersToDecrease.size());
// Sort the list to make sure containerId3 is the first
Collections.sort(containersToDecrease);
Assert.assertEquals(
3 * GB, containersToDecrease.get(0).getResource().getMemory());
Assert.assertEquals(
4 * GB, containersToDecrease.get(1).getResource().getMemory());
rm1.stop();
}
private void checkUsedResource(MockRM rm, String queueName, int memory,
String label) {
CapacityScheduler cs = (CapacityScheduler) rm.getResourceScheduler();
CSQueue queue = cs.getQueue(queueName);
Assert.assertEquals(memory,
queue.getQueueResourceUsage()
.getUsed(label == null ? RMNodeLabelsManager.NO_LABEL : label)
.getMemory());
}
private void verifyAvailableResourceOfSchedulerNode(MockRM rm, NodeId nodeId,
int expectedMemory) {
CapacityScheduler cs = (CapacityScheduler) rm.getResourceScheduler();
SchedulerNode node = cs.getNode(nodeId);
Assert
.assertEquals(expectedMemory, node.getAvailableResource().getMemory());
}
private Container getContainer(
MockRM rm, ContainerId containerId, Resource resource) {
RMContainer rmContainer = rm.getResourceScheduler()
.getRMContainer(containerId);
return Container.newInstance(
containerId, rmContainer.getAllocatedNode(), null,
resource, null, null);
}
}

15
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/TestUtils.java
View File

@ -42,6 +42,7 @@
import org.apache.hadoop.yarn.event.EventHandler;
import org.apache.hadoop.yarn.factories.RecordFactory;
import org.apache.hadoop.yarn.factory.providers.RecordFactoryProvider;
import org.apache.hadoop.yarn.server.resourcemanager.MockRM;
import org.apache.hadoop.yarn.server.resourcemanager.RMContext;
import org.apache.hadoop.yarn.server.resourcemanager.RMContextImpl;
import org.apache.hadoop.yarn.server.resourcemanager.ahs.RMApplicationHistoryWriter;
@ -91,10 +92,10 @@ public EventHandler getEventHandler() {
}
};
// No op
ContainerAllocationExpirer cae =
// No op
ContainerAllocationExpirer cae =
new ContainerAllocationExpirer(nullDispatcher);
Configuration conf = new Configuration();
RMApplicationHistoryWriter writer = mock(RMApplicationHistoryWriter.class);
RMContextImpl rmContext =
@ -122,7 +123,7 @@ public Resource answer(InvocationOnMock invocation) throws Throwable {
return (Resource) args[1];
}
});
rmContext.setNodeLabelManager(nlm);
rmContext.setSystemMetricsPublisher(mock(SystemMetricsPublisher.class));
rmContext.setRMApplicationHistoryWriter(mock(RMApplicationHistoryWriter.class));
@ -349,4 +350,10 @@ public static Configuration getConfigurationWithDefaultQueueLabels(
conf.setDefaultNodeLabelExpression(B, "y");
return conf;
}
public static FiCaSchedulerApp getFiCaSchedulerApp(MockRM rm,
ApplicationId appId) {
CapacityScheduler cs = (CapacityScheduler) rm.getResourceScheduler();
return cs.getSchedulerApplications().get(appId).getCurrentAppAttempt();
}
}