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Example 1 with AsyncSnapshotWriterImpl

use of com.hazelcast.jet.impl.util.AsyncSnapshotWriterImpl in project hazelcast by hazelcast.

the class ExecutionPlan method initialize.

/**
 * A method called on the members as part of the InitExecutionOperation.
 * Creates tasklets, inboxes/outboxes and connects these to make them ready
 * for a later StartExecutionOperation.
 */
public void initialize(NodeEngineImpl nodeEngine, long jobId, long executionId, @Nonnull SnapshotContext snapshotContext, ConcurrentHashMap<String, File> tempDirectories, InternalSerializationService jobSerializationService) {
    this.nodeEngine = nodeEngine;
    this.jobClassLoaderService = ((JetServiceBackend) nodeEngine.getService(JetServiceBackend.SERVICE_NAME)).getJobClassLoaderService();
    this.executionId = executionId;
    initProcSuppliers(jobId, tempDirectories, jobSerializationService);
    initDag(jobSerializationService);
    this.ptionArrgmt = new PartitionArrangement(partitionAssignment, nodeEngine.getThisAddress());
    Set<Integer> higherPriorityVertices = VertexDef.getHigherPriorityVertices(vertices);
    for (Address destAddr : remoteMembers.get()) {
        Connection conn = getMemberConnection(nodeEngine, destAddr);
        if (conn == null) {
            throw new TopologyChangedException("no connection to job participant: " + destAddr);
        }
        memberConnections.put(destAddr, conn);
    }
    for (VertexDef vertex : vertices) {
        ClassLoader processorClassLoader = isLightJob ? null : jobClassLoaderService.getProcessorClassLoader(jobId, vertex.name());
        Collection<? extends Processor> processors = doWithClassLoader(processorClassLoader, () -> createProcessors(vertex, vertex.localParallelism()));
        String jobPrefix = prefix(jobConfig.getName(), jobId, vertex.name());
        // create StoreSnapshotTasklet and the queues to it
        ConcurrentConveyor<Object> ssConveyor = null;
        if (!isLightJob) {
            // Note that we create the snapshot queues for all non-light jobs, even if they don't have
            // processing guarantee enabled, because in EE one can request a snapshot also for
            // non-snapshotted jobs.
            @SuppressWarnings("unchecked") QueuedPipe<Object>[] snapshotQueues = new QueuedPipe[vertex.localParallelism()];
            Arrays.setAll(snapshotQueues, i -> new OneToOneConcurrentArrayQueue<>(SNAPSHOT_QUEUE_SIZE));
            ssConveyor = ConcurrentConveyor.concurrentConveyor(null, snapshotQueues);
            ILogger storeSnapshotLogger = prefixedLogger(nodeEngine.getLogger(StoreSnapshotTasklet.class), jobPrefix);
            StoreSnapshotTasklet ssTasklet = new StoreSnapshotTasklet(snapshotContext, ConcurrentInboundEdgeStream.create(ssConveyor, 0, 0, true, jobPrefix + "/ssFrom", null), new AsyncSnapshotWriterImpl(nodeEngine, snapshotContext, vertex.name(), memberIndex, memberCount, jobSerializationService), storeSnapshotLogger, vertex.name(), higherPriorityVertices.contains(vertex.vertexId()));
            tasklets.add(ssTasklet);
        }
        int localProcessorIdx = 0;
        for (Processor processor : processors) {
            int globalProcessorIndex = memberIndex * vertex.localParallelism() + localProcessorIdx;
            String processorPrefix = prefix(jobConfig.getName(), jobId, vertex.name(), globalProcessorIndex);
            ILogger logger = prefixedLogger(nodeEngine.getLogger(processor.getClass()), processorPrefix);
            ProcCtx context = new ProcCtx(nodeEngine, jobId, executionId, getJobConfig(), logger, vertex.name(), localProcessorIdx, globalProcessorIndex, isLightJob, partitionAssignment, vertex.localParallelism(), memberIndex, memberCount, tempDirectories, jobSerializationService, subject, processorClassLoader);
            // createOutboundEdgeStreams() populates localConveyorMap and edgeSenderConveyorMap.
            // Also populates instance fields: senderMap, receiverMap, tasklets.
            List<OutboundEdgeStream> outboundStreams = createOutboundEdgeStreams(vertex, localProcessorIdx, jobPrefix, jobSerializationService);
            List<InboundEdgeStream> inboundStreams = createInboundEdgeStreams(vertex, localProcessorIdx, jobPrefix, globalProcessorIndex);
            OutboundCollector snapshotCollector = ssConveyor == null ? null : new ConveyorCollector(ssConveyor, localProcessorIdx, null);
            // vertices which are only used for snapshot restore will not be marked as "source=true" in metrics
            // also do not consider snapshot restore edges for determining source tag
            boolean isSource = vertex.inboundEdges().stream().allMatch(EdgeDef::isSnapshotRestoreEdge) && !vertex.isSnapshotVertex();
            ProcessorTasklet processorTasklet = new ProcessorTasklet(context, nodeEngine.getExecutionService().getExecutor(TASKLET_INIT_CLOSE_EXECUTOR_NAME), jobSerializationService, processor, inboundStreams, outboundStreams, snapshotContext, snapshotCollector, isSource);
            tasklets.add(processorTasklet);
            this.processors.add(processor);
            localProcessorIdx++;
        }
    }
    List<ReceiverTasklet> allReceivers = receiverMap.values().stream().flatMap(o -> o.values().stream()).flatMap(a -> a.values().stream()).collect(toList());
    tasklets.addAll(allReceivers);
}
Also used : Address(com.hazelcast.cluster.Address) ImdgUtil.getMemberConnection(com.hazelcast.jet.impl.util.ImdgUtil.getMemberConnection) Arrays(java.util.Arrays) SnapshotContext(com.hazelcast.jet.impl.execution.SnapshotContext) Collections.unmodifiableList(java.util.Collections.unmodifiableList) ConcurrentConveyor.concurrentConveyor(com.hazelcast.internal.util.concurrent.ConcurrentConveyor.concurrentConveyor) Processor(com.hazelcast.jet.core.Processor) OutboundCollector.compositeCollector(com.hazelcast.jet.impl.execution.OutboundCollector.compositeCollector) ObjectWithPartitionId(com.hazelcast.jet.impl.util.ObjectWithPartitionId) ProcessorTasklet(com.hazelcast.jet.impl.execution.ProcessorTasklet) ImdgUtil(com.hazelcast.jet.impl.util.ImdgUtil) Collectors.toMap(java.util.stream.Collectors.toMap) ConcurrentConveyor(com.hazelcast.internal.util.concurrent.ConcurrentConveyor) Map(java.util.Map) Util.memoize(com.hazelcast.jet.impl.util.Util.memoize) 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StoreSnapshotTasklet(com.hazelcast.jet.impl.execution.StoreSnapshotTasklet) ObjectDataOutput(com.hazelcast.nio.ObjectDataOutput) TopologyChangedException(com.hazelcast.jet.core.TopologyChangedException) IntStream(java.util.stream.IntStream) ComparatorEx(com.hazelcast.function.ComparatorEx) IdentifiedDataSerializable(com.hazelcast.nio.serialization.IdentifiedDataSerializable) ImdgUtil.writeList(com.hazelcast.jet.impl.util.ImdgUtil.writeList) OutboundEdgeStream(com.hazelcast.jet.impl.execution.OutboundEdgeStream) RoutingPolicy(com.hazelcast.jet.core.Edge.RoutingPolicy) Util.doWithClassLoader(com.hazelcast.jet.impl.util.Util.doWithClassLoader) SenderTasklet(com.hazelcast.jet.impl.execution.SenderTasklet) HashMap(java.util.HashMap) Supplier(java.util.function.Supplier) ProcSupplierCtx(com.hazelcast.jet.impl.execution.init.Contexts.ProcSupplierCtx) ArrayList(java.util.ArrayList) PrefixedLogger.prefixedLogger(com.hazelcast.jet.impl.util.PrefixedLogger.prefixedLogger) JetException(com.hazelcast.jet.JetException) ConveyorCollector(com.hazelcast.jet.impl.execution.ConveyorCollector) ReceiverTasklet(com.hazelcast.jet.impl.execution.ReceiverTasklet) ILogger(com.hazelcast.logging.ILogger) InternalSerializationService(com.hazelcast.internal.serialization.InternalSerializationService) Nonnull(javax.annotation.Nonnull) ProcessorSupplier(com.hazelcast.jet.core.ProcessorSupplier) QueuedPipe(com.hazelcast.internal.util.concurrent.QueuedPipe) IntFunction(java.util.function.IntFunction) JetConfig(com.hazelcast.jet.config.JetConfig) NodeEngineImpl(com.hazelcast.spi.impl.NodeEngineImpl) OneToOneConcurrentArrayQueue(com.hazelcast.internal.util.concurrent.OneToOneConcurrentArrayQueue) Connection(com.hazelcast.internal.nio.Connection) Tasklet(com.hazelcast.jet.impl.execution.Tasklet) ProcCtx(com.hazelcast.jet.impl.execution.init.Contexts.ProcCtx) AsyncSnapshotWriterImpl(com.hazelcast.jet.impl.util.AsyncSnapshotWriterImpl) IOException(java.io.IOException) ConveyorCollectorWithPartition(com.hazelcast.jet.impl.execution.ConveyorCollectorWithPartition) Subject(javax.security.auth.Subject) File(java.io.File) ImdgUtil.readList(com.hazelcast.jet.impl.util.ImdgUtil.readList) Collectors.toList(java.util.stream.Collectors.toList) OutboundCollector(com.hazelcast.jet.impl.execution.OutboundCollector) JobClassLoaderService(com.hazelcast.jet.impl.JobClassLoaderService) ProcessingGuarantee(com.hazelcast.jet.config.ProcessingGuarantee) JetServiceBackend(com.hazelcast.jet.impl.JetServiceBackend) Processor(com.hazelcast.jet.core.Processor) Address(com.hazelcast.cluster.Address) AsyncSnapshotWriterImpl(com.hazelcast.jet.impl.util.AsyncSnapshotWriterImpl) OutboundCollector(com.hazelcast.jet.impl.execution.OutboundCollector) ConveyorCollector(com.hazelcast.jet.impl.execution.ConveyorCollector) ProcCtx(com.hazelcast.jet.impl.execution.init.Contexts.ProcCtx) InboundEdgeStream(com.hazelcast.jet.impl.execution.InboundEdgeStream) 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Aggregations

Address (com.hazelcast.cluster.Address)1 ComparatorEx (com.hazelcast.function.ComparatorEx)1 Connection (com.hazelcast.internal.nio.Connection)1 IPartitionService (com.hazelcast.internal.partition.IPartitionService)1 InternalSerializationService (com.hazelcast.internal.serialization.InternalSerializationService)1 SerializationServiceAware (com.hazelcast.internal.serialization.SerializationServiceAware)1 ConcurrentConveyor (com.hazelcast.internal.util.concurrent.ConcurrentConveyor)1 ConcurrentConveyor.concurrentConveyor (com.hazelcast.internal.util.concurrent.ConcurrentConveyor.concurrentConveyor)1 OneToOneConcurrentArrayQueue (com.hazelcast.internal.util.concurrent.OneToOneConcurrentArrayQueue)1 QueuedPipe (com.hazelcast.internal.util.concurrent.QueuedPipe)1 JetException (com.hazelcast.jet.JetException)1 DEFAULT_QUEUE_SIZE (com.hazelcast.jet.config.EdgeConfig.DEFAULT_QUEUE_SIZE)1 JetConfig (com.hazelcast.jet.config.JetConfig)1 JobConfig (com.hazelcast.jet.config.JobConfig)1 ProcessingGuarantee (com.hazelcast.jet.config.ProcessingGuarantee)1 DISTRIBUTE_TO_ALL (com.hazelcast.jet.core.Edge.DISTRIBUTE_TO_ALL)1 RoutingPolicy (com.hazelcast.jet.core.Edge.RoutingPolicy)1 Processor (com.hazelcast.jet.core.Processor)1 ProcessorSupplier (com.hazelcast.jet.core.ProcessorSupplier)1 TopologyChangedException (com.hazelcast.jet.core.TopologyChangedException)1