Java Code Examples for org.apache.flink.runtime.executiongraph.restart.RestartStrategyFactory#createRestartStrategyFactory()

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Example 1
Source File: JobManagerSharedServices.java    From Flink-CEPplus with Apache License 2.0 4 votes vote down vote up 
public static JobManagerSharedServices fromConfiguration(
		Configuration config,
		BlobServer blobServer) throws Exception {

	checkNotNull(config);
	checkNotNull(blobServer);

	final String classLoaderResolveOrder =
		config.getString(CoreOptions.CLASSLOADER_RESOLVE_ORDER);

	final String[] alwaysParentFirstLoaderPatterns = CoreOptions.getParentFirstLoaderPatterns(config);

	final BlobLibraryCacheManager libraryCacheManager =
		new BlobLibraryCacheManager(
			blobServer,
			FlinkUserCodeClassLoaders.ResolveOrder.fromString(classLoaderResolveOrder),
			alwaysParentFirstLoaderPatterns);

	final FiniteDuration timeout;
	try {
		timeout = AkkaUtils.getTimeout(config);
	} catch (NumberFormatException e) {
		throw new IllegalConfigurationException(AkkaUtils.formatDurationParsingErrorMessage());
	}

	final ScheduledExecutorService futureExecutor = Executors.newScheduledThreadPool(
			Hardware.getNumberCPUCores(),
			new ExecutorThreadFactory("jobmanager-future"));

	final StackTraceSampleCoordinator stackTraceSampleCoordinator =
		new StackTraceSampleCoordinator(futureExecutor, timeout.toMillis());
	final int cleanUpInterval = config.getInteger(WebOptions.BACKPRESSURE_CLEANUP_INTERVAL);
	final BackPressureStatsTrackerImpl backPressureStatsTracker = new BackPressureStatsTrackerImpl(
		stackTraceSampleCoordinator,
		cleanUpInterval,
		config.getInteger(WebOptions.BACKPRESSURE_NUM_SAMPLES),
		config.getInteger(WebOptions.BACKPRESSURE_REFRESH_INTERVAL),
		Time.milliseconds(config.getInteger(WebOptions.BACKPRESSURE_DELAY)));

	futureExecutor.scheduleWithFixedDelay(
		backPressureStatsTracker::cleanUpOperatorStatsCache,
		cleanUpInterval,
		cleanUpInterval,
		TimeUnit.MILLISECONDS);

	return new JobManagerSharedServices(
		futureExecutor,
		libraryCacheManager,
		RestartStrategyFactory.createRestartStrategyFactory(config),
		stackTraceSampleCoordinator,
		backPressureStatsTracker,
		blobServer);
}
Example 2
Source File: JobManagerSharedServices.java    From flink with Apache License 2.0 4 votes vote down vote up 
public static JobManagerSharedServices fromConfiguration(
		Configuration config,
		BlobServer blobServer) throws Exception {

	checkNotNull(config);
	checkNotNull(blobServer);

	final String classLoaderResolveOrder =
		config.getString(CoreOptions.CLASSLOADER_RESOLVE_ORDER);

	final String[] alwaysParentFirstLoaderPatterns = CoreOptions.getParentFirstLoaderPatterns(config);

	final BlobLibraryCacheManager libraryCacheManager =
		new BlobLibraryCacheManager(
			blobServer,
			FlinkUserCodeClassLoaders.ResolveOrder.fromString(classLoaderResolveOrder),
			alwaysParentFirstLoaderPatterns);

	final FiniteDuration timeout;
	try {
		timeout = AkkaUtils.getTimeout(config);
	} catch (NumberFormatException e) {
		throw new IllegalConfigurationException(AkkaUtils.formatDurationParsingErrorMessage());
	}

	final ScheduledExecutorService futureExecutor = Executors.newScheduledThreadPool(
			Hardware.getNumberCPUCores(),
			new ExecutorThreadFactory("jobmanager-future"));

	final StackTraceSampleCoordinator stackTraceSampleCoordinator =
		new StackTraceSampleCoordinator(futureExecutor, timeout.toMillis());
	final int cleanUpInterval = config.getInteger(WebOptions.BACKPRESSURE_CLEANUP_INTERVAL);
	final BackPressureStatsTrackerImpl backPressureStatsTracker = new BackPressureStatsTrackerImpl(
		stackTraceSampleCoordinator,
		cleanUpInterval,
		config.getInteger(WebOptions.BACKPRESSURE_NUM_SAMPLES),
		config.getInteger(WebOptions.BACKPRESSURE_REFRESH_INTERVAL),
		Time.milliseconds(config.getInteger(WebOptions.BACKPRESSURE_DELAY)));

	futureExecutor.scheduleWithFixedDelay(
		backPressureStatsTracker::cleanUpOperatorStatsCache,
		cleanUpInterval,
		cleanUpInterval,
		TimeUnit.MILLISECONDS);

	return new JobManagerSharedServices(
		futureExecutor,
		libraryCacheManager,
		RestartStrategyFactory.createRestartStrategyFactory(config),
		stackTraceSampleCoordinator,
		backPressureStatsTracker,
		blobServer);
}