Examples with MPIMultiMessageDeserializer edu.iu.dsc.tws.comms.mpi.io.MPIMultiMessageDeserializer used on opensource projects

Example 1 with MPIMultiMessageDeserializer

use of edu.iu.dsc.tws.comms.mpi.io.MPIMultiMessageDeserializer in project twister2 by DSC-SPIDAL.

the class MPIDataFlowGather method init.

/**
 * Initialize
 * @param cfg
 * @param t
 * @param taskPlan
 * @param edge
 */
public void init(Config cfg, MessageType t, TaskPlan taskPlan, int edge) {
    this.type = t;
    this.instancePlan = taskPlan;
    this.executor = taskPlan.getThisExecutor();
    // we only have one path
    this.router = new InvertedBinaryTreeRouter(cfg, taskPlan, destination, sources, index);
    // initialize the receive
    if (this.partialReceiver != null && !isLastReceiver()) {
        partialReceiver.init(cfg, this, receiveExpectedTaskIds());
    }
    if (this.finalReceiver != null && isLastReceiver()) {
        this.finalReceiver.init(cfg, this, receiveExpectedTaskIds());
    }
    Map<Integer, ArrayBlockingQueue<Pair<Object, MPISendMessage>>> pendingSendMessagesPerSource = new HashMap<>();
    Map<Integer, Queue<Pair<Object, MPIMessage>>> pendingReceiveMessagesPerSource = new HashMap<>();
    Map<Integer, Queue<MPIMessage>> pendingReceiveDeSerializations = new HashMap<>();
    Map<Integer, MessageSerializer> serializerMap = new HashMap<>();
    Map<Integer, MessageDeSerializer> deSerializerMap = new HashMap<>();
    Set<Integer> srcs = router.sendQueueIds();
    for (int s : srcs) {
        // later look at how not to allocate pairs for this each time
        ArrayBlockingQueue<Pair<Object, MPISendMessage>> pendingSendMessages = new ArrayBlockingQueue<Pair<Object, MPISendMessage>>(MPIContext.sendPendingMax(cfg));
        pendingSendMessagesPerSource.put(s, pendingSendMessages);
        serializerMap.put(s, new MPIMultiMessageSerializer(new KryoSerializer(), executor));
    }
    int maxReceiveBuffers = MPIContext.receiveBufferCount(cfg);
    int receiveExecutorsSize = receivingExecutors().size();
    if (receiveExecutorsSize == 0) {
        receiveExecutorsSize = 1;
    }
    Set<Integer> execs = router.receivingExecutors();
    for (int e : execs) {
        int capacity = maxReceiveBuffers * 2 * receiveExecutorsSize;
        Queue<Pair<Object, MPIMessage>> pendingReceiveMessages = new ArrayBlockingQueue<Pair<Object, MPIMessage>>(capacity);
        pendingReceiveMessagesPerSource.put(e, pendingReceiveMessages);
        pendingReceiveDeSerializations.put(e, new ArrayBlockingQueue<MPIMessage>(capacity));
        deSerializerMap.put(e, new MPIMultiMessageDeserializer(new KryoSerializer(), executor));
    }
    Set<Integer> sourcesOfThisExec = TaskPlanUtils.getTasksOfThisExecutor(taskPlan, sources);
    for (int s : sourcesOfThisExec) {
        sendRoutingParameters(s, pathToUse);
        partialSendRoutingParameters(s, pathToUse);
    }
    delegete.init(cfg, t, taskPlan, edge, router.receivingExecutors(), router.isLastReceiver(), this, pendingSendMessagesPerSource, pendingReceiveMessagesPerSource, pendingReceiveDeSerializations, serializerMap, deSerializerMap, isKeyed);
    delegete.setKeyType(keyType);
}