org.apache.flink.runtime.jobmaster.DefaultSlotPoolServiceSchedulerFactory Maven / Gradle / Ivy
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* to you under the Apache License, Version 2.0 (the
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* http://www.apache.org/licenses/LICENSE-2.0
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package org.apache.flink.runtime.jobmaster;
import org.apache.flink.annotation.VisibleForTesting;
import org.apache.flink.api.common.JobID;
import org.apache.flink.api.common.time.Time;
import org.apache.flink.configuration.AkkaOptions;
import org.apache.flink.configuration.CheckpointingOptions;
import org.apache.flink.configuration.ClusterOptions;
import org.apache.flink.configuration.Configuration;
import org.apache.flink.configuration.JobManagerOptions;
import org.apache.flink.configuration.SchedulerExecutionMode;
import org.apache.flink.runtime.blob.BlobWriter;
import org.apache.flink.runtime.checkpoint.CheckpointRecoveryFactory;
import org.apache.flink.runtime.concurrent.ComponentMainThreadExecutor;
import org.apache.flink.runtime.executiongraph.JobStatusListener;
import org.apache.flink.runtime.io.network.partition.JobMasterPartitionTracker;
import org.apache.flink.runtime.jobgraph.JobGraph;
import org.apache.flink.runtime.jobgraph.JobType;
import org.apache.flink.runtime.jobmaster.slotpool.DeclarativeSlotPoolBridgeServiceFactory;
import org.apache.flink.runtime.jobmaster.slotpool.DeclarativeSlotPoolServiceFactory;
import org.apache.flink.runtime.jobmaster.slotpool.PreferredAllocationRequestSlotMatchingStrategy;
import org.apache.flink.runtime.jobmaster.slotpool.RequestSlotMatchingStrategy;
import org.apache.flink.runtime.jobmaster.slotpool.SimpleRequestSlotMatchingStrategy;
import org.apache.flink.runtime.jobmaster.slotpool.SlotPoolService;
import org.apache.flink.runtime.jobmaster.slotpool.SlotPoolServiceFactory;
import org.apache.flink.runtime.metrics.groups.JobManagerJobMetricGroup;
import org.apache.flink.runtime.rpc.FatalErrorHandler;
import org.apache.flink.runtime.scheduler.DefaultSchedulerFactory;
import org.apache.flink.runtime.scheduler.SchedulerNG;
import org.apache.flink.runtime.scheduler.SchedulerNGFactory;
import org.apache.flink.runtime.scheduler.adaptive.AdaptiveSchedulerFactory;
import org.apache.flink.runtime.scheduler.adaptivebatch.AdaptiveBatchSchedulerFactory;
import org.apache.flink.runtime.shuffle.ShuffleMaster;
import org.apache.flink.util.clock.SystemClock;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.time.Duration;
import java.util.concurrent.Executor;
import java.util.concurrent.ScheduledExecutorService;
/** Default {@link SlotPoolServiceSchedulerFactory} implementation. */
public final class DefaultSlotPoolServiceSchedulerFactory
implements SlotPoolServiceSchedulerFactory {
private static final Logger LOG =
LoggerFactory.getLogger(DefaultSlotPoolServiceSchedulerFactory.class);
private final SlotPoolServiceFactory slotPoolServiceFactory;
private final SchedulerNGFactory schedulerNGFactory;
private DefaultSlotPoolServiceSchedulerFactory(
SlotPoolServiceFactory slotPoolServiceFactory, SchedulerNGFactory schedulerNGFactory) {
this.slotPoolServiceFactory = slotPoolServiceFactory;
this.schedulerNGFactory = schedulerNGFactory;
}
@VisibleForTesting
SchedulerNGFactory getSchedulerNGFactory() {
return schedulerNGFactory;
}
@Override
public SlotPoolService createSlotPoolService(JobID jid) {
return slotPoolServiceFactory.createSlotPoolService(jid);
}
@Override
public JobManagerOptions.SchedulerType getSchedulerType() {
return schedulerNGFactory.getSchedulerType();
}
@Override
public SchedulerNG createScheduler(
Logger log,
JobGraph jobGraph,
Executor ioExecutor,
Configuration configuration,
SlotPoolService slotPoolService,
ScheduledExecutorService futureExecutor,
ClassLoader userCodeLoader,
CheckpointRecoveryFactory checkpointRecoveryFactory,
Time rpcTimeout,
BlobWriter blobWriter,
JobManagerJobMetricGroup jobManagerJobMetricGroup,
Time slotRequestTimeout,
ShuffleMaster shuffleMaster,
JobMasterPartitionTracker partitionTracker,
ExecutionDeploymentTracker executionDeploymentTracker,
long initializationTimestamp,
ComponentMainThreadExecutor mainThreadExecutor,
FatalErrorHandler fatalErrorHandler,
JobStatusListener jobStatusListener)
throws Exception {
return schedulerNGFactory.createInstance(
log,
jobGraph,
ioExecutor,
configuration,
slotPoolService,
futureExecutor,
userCodeLoader,
checkpointRecoveryFactory,
rpcTimeout,
blobWriter,
jobManagerJobMetricGroup,
slotRequestTimeout,
shuffleMaster,
partitionTracker,
executionDeploymentTracker,
initializationTimestamp,
mainThreadExecutor,
fatalErrorHandler,
jobStatusListener);
}
public static DefaultSlotPoolServiceSchedulerFactory create(
SlotPoolServiceFactory slotPoolServiceFactory, SchedulerNGFactory schedulerNGFactory) {
return new DefaultSlotPoolServiceSchedulerFactory(
slotPoolServiceFactory, schedulerNGFactory);
}
public static DefaultSlotPoolServiceSchedulerFactory fromConfiguration(
Configuration configuration, JobType jobType) {
final Time rpcTimeout =
Time.fromDuration(configuration.get(AkkaOptions.ASK_TIMEOUT_DURATION));
final Time slotIdleTimeout =
Time.milliseconds(configuration.getLong(JobManagerOptions.SLOT_IDLE_TIMEOUT));
final Time batchSlotTimeout =
Time.milliseconds(configuration.getLong(JobManagerOptions.SLOT_REQUEST_TIMEOUT));
final SlotPoolServiceFactory slotPoolServiceFactory;
final SchedulerNGFactory schedulerNGFactory;
JobManagerOptions.SchedulerType schedulerType =
ClusterOptions.getSchedulerType(configuration);
if (schedulerType == JobManagerOptions.SchedulerType.Adaptive && jobType == JobType.BATCH) {
LOG.info(
"Adaptive Scheduler configured, but Batch job detected. Changing scheduler type to NG / DefaultScheduler.");
// overwrite
schedulerType = JobManagerOptions.SchedulerType.Ng;
}
switch (schedulerType) {
case Ng:
schedulerNGFactory = new DefaultSchedulerFactory();
slotPoolServiceFactory =
new DeclarativeSlotPoolBridgeServiceFactory(
SystemClock.getInstance(),
rpcTimeout,
slotIdleTimeout,
batchSlotTimeout,
getRequestSlotMatchingStrategy(configuration, jobType));
break;
case Adaptive:
schedulerNGFactory = getAdaptiveSchedulerFactoryFromConfiguration(configuration);
slotPoolServiceFactory =
new DeclarativeSlotPoolServiceFactory(
SystemClock.getInstance(), slotIdleTimeout, rpcTimeout);
break;
case AdaptiveBatch:
schedulerNGFactory = new AdaptiveBatchSchedulerFactory();
slotPoolServiceFactory =
new DeclarativeSlotPoolBridgeServiceFactory(
SystemClock.getInstance(),
rpcTimeout,
slotIdleTimeout,
batchSlotTimeout,
getRequestSlotMatchingStrategy(configuration, jobType));
break;
default:
throw new IllegalArgumentException(
String.format(
"Illegal value [%s] for config option [%s]",
schedulerType, JobManagerOptions.SCHEDULER.key()));
}
return new DefaultSlotPoolServiceSchedulerFactory(
slotPoolServiceFactory, schedulerNGFactory);
}
@VisibleForTesting
static RequestSlotMatchingStrategy getRequestSlotMatchingStrategy(
Configuration configuration, JobType jobType) {
final boolean isLocalRecoveryEnabled =
configuration.get(CheckpointingOptions.LOCAL_RECOVERY);
if (isLocalRecoveryEnabled) {
if (jobType == JobType.STREAMING) {
return PreferredAllocationRequestSlotMatchingStrategy.INSTANCE;
} else {
LOG.warn(
"Batch jobs do not support local recovery. Falling back for request slot matching strategy to {}.",
SimpleRequestSlotMatchingStrategy.class.getSimpleName());
return SimpleRequestSlotMatchingStrategy.INSTANCE;
}
} else {
return SimpleRequestSlotMatchingStrategy.INSTANCE;
}
}
private static AdaptiveSchedulerFactory getAdaptiveSchedulerFactoryFromConfiguration(
Configuration configuration) {
Duration allocationTimeoutDefault = JobManagerOptions.RESOURCE_WAIT_TIMEOUT.defaultValue();
Duration stabilizationTimeoutDefault =
JobManagerOptions.RESOURCE_STABILIZATION_TIMEOUT.defaultValue();
if (configuration.get(JobManagerOptions.SCHEDULER_MODE)
== SchedulerExecutionMode.REACTIVE) {
allocationTimeoutDefault = Duration.ofMillis(-1);
stabilizationTimeoutDefault = Duration.ZERO;
}
final Duration initialResourceAllocationTimeout =
configuration
.getOptional(JobManagerOptions.RESOURCE_WAIT_TIMEOUT)
.orElse(allocationTimeoutDefault);
final Duration resourceStabilizationTimeout =
configuration
.getOptional(JobManagerOptions.RESOURCE_STABILIZATION_TIMEOUT)
.orElse(stabilizationTimeoutDefault);
return new AdaptiveSchedulerFactory(
initialResourceAllocationTimeout, resourceStabilizationTimeout);
}
}
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