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YARN-10953. Make CapacityScheduler#getOrCreateQueueFromPlacementConte… Contributed by Andras Gyori

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9uapaw 2021-10-07 17:09:38 +02:00 committed by GitHub
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6 changed files with 148 additions and 89 deletions
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148
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

@ -234,6 +234,7 @@ public Configuration getConf() {
private boolean multiNodePlacementEnabled;
private boolean printedVerboseLoggingForAsyncScheduling;
private boolean appShouldFailFast;
/**
* EXPERT
@ -355,6 +356,9 @@ void initScheduler(Configuration configuration) throws
this.assignMultipleEnabled = this.conf.getAssignMultipleEnabled();
this.maxAssignPerHeartbeat = this.conf.getMaxAssignPerHeartbeat();
this.appShouldFailFast = CapacitySchedulerConfiguration.shouldAppFailFast(
getConfig());
// number of threads for async scheduling
int maxAsyncSchedulingThreads = this.conf.getInt(
CapacitySchedulerConfiguration.SCHEDULE_ASYNCHRONOUSLY_MAXIMUM_THREAD,
@ -491,6 +495,8 @@ public void reinitialize(Configuration newConf, RMContext rmContext,
assignMultipleEnabled = this.conf.getAssignMultipleEnabled();
maxAssignPerHeartbeat = this.conf.getMaxAssignPerHeartbeat();
offswitchPerHeartbeatLimit = this.conf.getOffSwitchPerHeartbeatLimit();
appShouldFailFast = CapacitySchedulerConfiguration.shouldAppFailFast(
getConfig());
LOG.info("assignMultipleEnabled = " + assignMultipleEnabled + "\n" +
"maxAssignPerHeartbeat = " + maxAssignPerHeartbeat + "\n" +
@ -880,7 +886,7 @@ private void addApplicationOnRecovery(ApplicationId applicationId,
if (queue == null) {
//During a restart, this indicates a queue was removed, which is
//not presently supported
if (!getConfiguration().shouldAppFailFast(getConfig())) {
if (!appShouldFailFast) {
this.rmContext.getDispatcher().getEventHandler().handle(
new RMAppEvent(applicationId, RMAppEventType.KILL,
"Application killed on recovery as it"
@ -901,7 +907,7 @@ private void addApplicationOnRecovery(ApplicationId applicationId,
if (!(queue instanceof LeafQueue)) {
// During RM restart, this means leaf queue was converted to a parent
// queue, which is not supported for running apps.
if (!getConfiguration().shouldAppFailFast(getConfig())) {
if (!appShouldFailFast) {
this.rmContext.getDispatcher().getEventHandler().handle(
new RMAppEvent(applicationId, RMAppEventType.KILL,
"Application killed on recovery as it was "
@ -951,73 +957,83 @@ private CSQueue getOrCreateQueueFromPlacementContext(ApplicationId
applicationId, String user, String queueName,
ApplicationPlacementContext placementContext,
boolean isRecovery) {
CSQueue queue = getQueue(queueName);
ApplicationPlacementContext fallbackContext = placementContext;
QueuePath queuePath = new QueuePath(queueName);
if (queue == null) {
// Even if placement rules are turned off, we still have the opportunity
// to auto create a queue.
if (placementContext == null) {
fallbackContext = CSQueueUtils.extractQueuePath(queueName);
}
//we need to make sure there is no empty path parts present
String path = fallbackContext.getFullQueuePath();
String[] pathParts = path.split("\\.");
for (int i = 0; i < pathParts.length; i++) {
if ("".equals(pathParts[i])) {
LOG.error("Application submitted to invalid path: '{}'", path);
return null;
}
}
if (fallbackContext.hasParentQueue()) {
try {
writeLock.lock();
return queueManager.createQueue(fallbackContext);
} catch (YarnException | IOException e) {
// A null queue is expected if the placementContext is null. In order
// not to disrupt the control flow, if we fail to auto create a queue,
// we fall back to the original logic.
if (placementContext == null) {
LOG.error("Could not auto-create leaf queue " + queueName +
" due to : ", e);
return null;
}
if (isRecovery) {
if (!getConfiguration().shouldAppFailFast(getConfig())) {
LOG.error("Could not auto-create leaf queue " + queueName +
" due to : ", e);
this.rmContext.getDispatcher().getEventHandler().handle(
new RMAppEvent(applicationId, RMAppEventType.KILL,
"Application killed on recovery"
+ " as it was submitted to queue " + queueName
+ " which could not be auto-created"));
} else{
String queueErrorMsg =
"Queue named " + queueName + " could not be "
+ "auto-created during application recovery.";
LOG.error(FATAL, queueErrorMsg, e);
throw new QueueInvalidException(queueErrorMsg);
}
} else{
LOG.error("Could not auto-create leaf queue due to : ", e);
final String message =
"Application " + applicationId + " submission by user : "
+ user
+ " to queue : " + queueName + " failed : " + e
.getMessage();
this.rmContext.getDispatcher().getEventHandler().handle(
new RMAppEvent(applicationId, RMAppEventType.APP_REJECTED,
message));
}
} finally {
writeLock.unlock();
}
}
if (queue != null) {
return queue;
}
if (isAmbiguous(queueName)) {
return null;
}
if (placementContext != null) {
queuePath = new QueuePath(placementContext.getFullQueuePath());
}
//we need to make sure there are no empty path parts present
if (queuePath.hasEmptyPart()) {
LOG.error("Application submitted to invalid path due to empty parts: " +
"'{}'", queuePath);
return null;
}
if (!queuePath.hasParent()) {
LOG.error("Application submitted to a queue without parent" +
" '{}'", queuePath);
return null;
}
try {
writeLock.lock();
return queueManager.createQueue(queuePath);
} catch (YarnException | IOException e) {
// A null queue is expected if the placementContext is null. In order
// not to disrupt the control flow, if we fail to auto create a queue,
// we fall back to the original logic.
if (placementContext == null) {
LOG.error("Could not auto-create leaf queue " + queueName +
" due to : ", e);
return null;
}
handleQueueCreationError(applicationId, user, queueName, isRecovery, e);
} finally {
writeLock.unlock();
}
return null;
}
private void handleQueueCreationError(
ApplicationId applicationId, String user, String queueName,
boolean isRecovery, Exception e) {
if (isRecovery) {
if (!appShouldFailFast) {
LOG.error("Could not auto-create leaf queue " + queueName +
" due to : ", e);
this.rmContext.getDispatcher().getEventHandler().handle(
new RMAppEvent(applicationId, RMAppEventType.KILL,
"Application killed on recovery"
+ " as it was submitted to queue " + queueName
+ " which did not exist and could not be auto-created"));
} else {
String queueErrorMsg =
"Queue named " + queueName + " could not be "
+ "auto-created during application recovery.";
LOG.error(FATAL, queueErrorMsg, e);
throw new QueueInvalidException(queueErrorMsg);
}
} else {
LOG.error("Could not auto-create leaf queue due to : ", e);
final String message =
"Application " + applicationId + " submission by user : "
+ user
+ " to queue : " + queueName + " failed : " + e
.getMessage();
this.rmContext.getDispatcher().getEventHandler().handle(
new RMAppEvent(applicationId, RMAppEventType.APP_REJECTED,
message));
}
return queue;
}
private void addApplication(ApplicationId applicationId, String queueName,

2
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/CapacitySchedulerConfiguration.java
View File

@ -1672,7 +1672,7 @@ public boolean getLazyPreemptionEnabled() {
return getBoolean(LAZY_PREEMPTION_ENABLED, DEFAULT_LAZY_PREEMPTION_ENABLED);
}
public boolean shouldAppFailFast(Configuration conf) {
public static boolean shouldAppFailFast(Configuration conf) {
return conf.getBoolean(APP_FAIL_FAST, DEFAULT_APP_FAIL_FAST);
}

39
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/CapacitySchedulerQueueManager.java
View File

@ -29,7 +29,6 @@
import java.util.Set;
import org.apache.commons.lang3.StringUtils;
import org.apache.hadoop.yarn.server.resourcemanager.placement.ApplicationPlacementContext;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.apache.hadoop.classification.InterfaceAudience.Private;
@ -528,10 +527,10 @@ public void addLegacyDynamicQueue(Queue queue)
* @throws YarnException if the given path is not eligible to be auto created
* @throws IOException if the given path can not be added to the parent
*/
public LeafQueue createQueue(ApplicationPlacementContext queue)
public LeafQueue createQueue(QueuePath queue)
throws YarnException, IOException {
String leafQueueName = queue.getQueue();
String parentQueueName = queue.getParentQueue();
String leafQueueName = queue.getLeafName();
String parentQueueName = queue.getParent();
if (!StringUtils.isEmpty(parentQueueName)) {
CSQueue parentQueue = getQueue(parentQueueName);
@ -563,16 +562,22 @@ public LeafQueue createQueue(ApplicationPlacementContext queue)
* to be auto created
*/
public List<String> determineMissingParents(
ApplicationPlacementContext queue) throws SchedulerDynamicEditException {
if (!queue.hasParentQueue()) {
QueuePath queue) throws SchedulerDynamicEditException {
if (!queue.hasParent()) {
throw new SchedulerDynamicEditException("Can not auto create queue "
+ queue.getFullQueuePath() + " due to missing ParentQueue path.");
+ queue.getFullPath() + " due to missing ParentQueue path.");
}
if (isAmbiguous(queue.getParent())) {
throw new SchedulerDynamicEditException("Could not auto-create queue "
+ queue + " due to ParentQueue " + queue.getParent() +
" being ambiguous.");
}
// Start from the first parent
int firstStaticParentDistance = 1;
StringBuilder parentCandidate = new StringBuilder(queue.getParentQueue());
StringBuilder parentCandidate = new StringBuilder(queue.getParent());
LinkedList<String> parentsToCreate = new LinkedList<>();
CSQueue firstExistingParent = getQueue(parentCandidate.toString());
@ -584,7 +589,7 @@ public List<String> determineMissingParents(
if (firstStaticParentDistance > MAXIMUM_DYNAMIC_QUEUE_DEPTH) {
throw new SchedulerDynamicEditException(
"Could not auto create queue " + queue.getFullQueuePath()
"Could not auto create queue " + queue.getFullPath()
+ ". The distance of the LeafQueue from the first static " +
"ParentQueue is " + firstStaticParentDistance + ", which is " +
"above the limit.");
@ -607,7 +612,7 @@ public List<String> determineMissingParents(
if (!(firstExistingParent instanceof ParentQueue)) {
throw new SchedulerDynamicEditException(
"Could not auto create hierarchy of "
+ queue.getFullQueuePath() + ". Queue " + queue.getParentQueue() +
+ queue.getFullPath() + ". Queue " + queue.getParent() +
" is not a ParentQueue."
);
}
@ -616,7 +621,7 @@ public List<String> determineMissingParents(
if (!existingParentQueue.isEligibleForAutoQueueCreation()) {
throw new SchedulerDynamicEditException("Auto creation of queue " +
queue.getFullQueuePath() + " is not enabled under parent "
queue.getFullPath() + " is not enabled under parent "
+ existingParentQueue.getQueuePath());
}
@ -637,12 +642,12 @@ public void reinitConfiguredNodeLabels(CapacitySchedulerConfiguration conf) {
this.configuredNodeLabels = new ConfiguredNodeLabels(conf);
}
private LeafQueue createAutoQueue(ApplicationPlacementContext queue)
private LeafQueue createAutoQueue(QueuePath queue)
throws SchedulerDynamicEditException {
List<String> parentsToCreate = determineMissingParents(queue);
// First existing parent is either the parent of the last missing parent
// or the parent of the given path
String existingParentName = queue.getParentQueue();
String existingParentName = queue.getParent();
if (!parentsToCreate.isEmpty()) {
existingParentName = parentsToCreate.get(0).substring(
0, parentsToCreate.get(0).lastIndexOf("."));
@ -657,21 +662,21 @@ private LeafQueue createAutoQueue(ApplicationPlacementContext queue)
}
LeafQueue leafQueue = existingParentQueue.addDynamicLeafQueue(
queue.getFullQueuePath());
queue.getFullPath());
addQueue(leafQueue.getQueuePath(), leafQueue);
return leafQueue;
}
private LeafQueue createLegacyAutoQueue(ApplicationPlacementContext queue)
private LeafQueue createLegacyAutoQueue(QueuePath queue)
throws IOException, SchedulerDynamicEditException {
CSQueue parentQueue = getQueue(queue.getParentQueue());
CSQueue parentQueue = getQueue(queue.getParent());
// Case 1: Handle ManagedParentQueue
ManagedParentQueue autoCreateEnabledParentQueue =
(ManagedParentQueue) parentQueue;
AutoCreatedLeafQueue autoCreatedLeafQueue =
new AutoCreatedLeafQueue(
csContext, queue.getQueue(), autoCreateEnabledParentQueue);
csContext, queue.getLeafName(), autoCreateEnabledParentQueue);
addLegacyDynamicQueue(autoCreatedLeafQueue);
return autoCreatedLeafQueue;

40
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/TestCapacityScheduler.java
View File

@ -1566,6 +1566,46 @@ private MockRM setUpMove(Configuration config) {
return rm;
}
@Test
public void testAppSubmission() throws Exception {
CapacitySchedulerConfiguration conf = new CapacitySchedulerConfiguration();
setupQueueConfiguration(conf);
conf.setClass(YarnConfiguration.RM_SCHEDULER, CapacityScheduler.class,
ResourceScheduler.class);
conf.setQueues(A, new String[] {"a1", "a2", "b"});
conf.setCapacity(A1, 20);
conf.setCapacity("root.a.b", 10);
MockRM rm = new MockRM(conf);
rm.start();
RMApp noParentQueueApp = submitAppAndWaitForState(rm, "q", RMAppState.FAILED);
Assert.assertEquals(RMAppState.FAILED, noParentQueueApp.getState());
RMApp ambiguousQueueApp = submitAppAndWaitForState(rm, "b", RMAppState.FAILED);
Assert.assertEquals(RMAppState.FAILED, ambiguousQueueApp.getState());
RMApp emptyPartQueueApp = submitAppAndWaitForState(rm, "root..a1", RMAppState.FAILED);
Assert.assertEquals(RMAppState.FAILED, emptyPartQueueApp.getState());
RMApp failedAutoQueue = submitAppAndWaitForState(rm, "root.a.b.c.d", RMAppState.FAILED);
Assert.assertEquals(RMAppState.FAILED, failedAutoQueue.getState());
}
private RMApp submitAppAndWaitForState(MockRM rm, String b, RMAppState state) throws Exception {
MockRMAppSubmissionData ambiguousQueueAppData =
MockRMAppSubmissionData.Builder.createWithMemory(GB, rm)
.withWaitForAppAcceptedState(false)
.withAppName("app")
.withUser("user")
.withAcls(null)
.withQueue(b)
.withUnmanagedAM(false)
.build();
RMApp app1 = MockRMAppSubmitter.submit(rm, ambiguousQueueAppData);
rm.waitForState(app1.getApplicationId(), state);
return app1;
}
@Test
public void testMoveAppBasic() throws Exception {
MockRM rm = setUpMove();

3
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/TestCapacitySchedulerNewQueueAutoCreation.java
View File

@ -1209,8 +1209,7 @@ public void testParentQueueDynamicChildRemoval() throws Exception {
protected LeafQueue createQueue(String queuePath) throws YarnException,
IOException {
return autoQueueHandler.createQueue(
CSQueueUtils.extractQueuePath(queuePath));
return autoQueueHandler.createQueue(new QueuePath(queuePath));
}
private void assertQueueMinResource(CSQueue queue, float expected) {

5
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/webapp/TestRMWebServicesCapacitySchedDynamicConfig.java
View File

@ -42,11 +42,11 @@
import org.apache.hadoop.yarn.server.resourcemanager.ResourceManager;
import org.apache.hadoop.yarn.server.resourcemanager.scheduler.ResourceScheduler;
import org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.AutoCreatedQueueTemplate;
import org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CSQueueUtils;
import org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacityScheduler;
import org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacitySchedulerConfiguration;
import org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacitySchedulerQueueManager;
import org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.LeafQueue;
import org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.QueuePath;
import org.apache.hadoop.yarn.webapp.GenericExceptionHandler;
import org.apache.hadoop.yarn.webapp.GuiceServletConfig;
import org.apache.hadoop.yarn.webapp.JerseyTestBase;
@ -359,8 +359,7 @@ private void initAutoQueueHandler() throws Exception {
private LeafQueue createQueue(String queuePath) throws YarnException,
IOException {
return autoQueueHandler.createQueue(
CSQueueUtils.extractQueuePath(queuePath));
return autoQueueHandler.createQueue(new QueuePath(queuePath));
}
private JSONObject sendRequestToSchedulerEndpoint() throws Exception {