Examples with TWSCommunication edu.iu.dsc.tws.comms.core.TWSCommunication used on opensource projects

Example 26 with TWSCommunication

use of edu.iu.dsc.tws.comms.core.TWSCommunication in project twister2 by DSC-SPIDAL.

the class BaseBroadcastCommunication method init.

@Override
public void init(Config cfg, int containerId, ResourcePlan plan) {
    LOG.log(Level.INFO, "Starting the example with container id: " + plan.getThisId());
    try {
        this.config = cfg;
        this.resourcePlan = plan;
        this.id = containerId;
        this.status = Status.INIT;
        this.noOfTasksPerExecutor = NO_OF_TASKS / plan.noOfContainers();
        // lets create the task plan
        TaskPlan taskPlan = Utils.createReduceTaskPlan(cfg, plan, NO_OF_TASKS);
        LOG.log(Level.INFO, "Task plan: " + taskPlan);
        // first get the communication config file
        TWSNetwork network = new TWSNetwork(cfg, taskPlan);
        TWSCommunication channel = network.getDataFlowTWSCommunication();
        Set<Integer> sources = new HashSet<>();
        for (int i = 0; i < NO_OF_TASKS; i++) {
            sources.add(i);
        }
        int dest = NO_OF_TASKS;
        Map<String, Object> newCfg = new HashMap<>();
        LOG.info(String.format("Setting up reduce dataflow operation %d %s", dest, sources));
        // this method calls the init method
        // I think this is wrong
        broadcast = channel.broadCast(newCfg, MessageType.OBJECT, 0, dest, sources, new BCastReceive());
        // the map thread where data is produced
        if (id == 0) {
            Thread mapThread = new Thread(new MapWorker());
            mapThread.start();
        }
        // we need to progress the communication
        while (true) {
            try {
                // progress the channel
                channel.progress();
                // we should progress the communication directive
                broadcast.progress();
                Thread.yield();
            } catch (Throwable t) {
                t.printStackTrace();
            }
        }
    } catch (Throwable t) {
        t.printStackTrace();
    }
}

Example 27 with TWSCommunication

use of edu.iu.dsc.tws.comms.core.TWSCommunication in project twister2 by DSC-SPIDAL.

the class BaseKeyedReduceCommunication method init.

@Override
public void init(Config cfg, int containerId, ResourcePlan plan) {
    LOG.log(Level.INFO, "Starting the example with container id: " + plan.getThisId());
    this.config = cfg;
    this.resourcePlan = plan;
    this.id = containerId;
    this.status = Status.INIT;
    this.noOfTasksPerExecutor = NO_OF_TASKS / plan.noOfContainers();
    this.reduceTask = NO_OF_TASKS / 2;
    // lets create the task plan
    TaskPlan taskPlan = Utils.createReduceTaskPlan(cfg, plan, NO_OF_TASKS);
    // first get the communication config file
    TWSNetwork network = new TWSNetwork(cfg, taskPlan);
    TWSCommunication channel = network.getDataFlowTWSCommunication();
    Set<Integer> sources = new HashSet<>();
    for (int i = 0; i < NO_OF_TASKS / 2; i++) {
        sources.add(i);
    }
    Set<Integer> destinations = new HashSet<>();
    for (int i = 0; i < NO_OF_TASKS / 2; i++) {
        destinations.add(NO_OF_TASKS / 2 + i);
    }
    Map<String, Object> newCfg = new HashMap<>();
    LOG.info("Setting up reduce dataflow operation");
    // this method calls the init method
    // I think this is wrong
    reduce = channel.keyedReduce(newCfg, MessageType.OBJECT, destinations, sources, destinations, new FinalReduceReceive(), new PartialReduceWorker());
    if (id == 0 || id == 1) {
        for (int i = 0; i < noOfTasksPerExecutor; i++) {
            // the map thread where data is produced
            LOG.info(String.format("%d Starting %d", id, i + id * noOfTasksPerExecutor));
            Thread mapThread = new Thread(new MapWorker(i + id * noOfTasksPerExecutor));
            mapThread.start();
        }
    }
    // we need to progress the communication
    while (true) {
        try {
            // progress the channel
            channel.progress();
            // we should progress the communication directive
            reduce.progress();
            Thread.yield();
        } catch (Throwable t) {
            LOG.severe("Error occurred: " + id);
            t.printStackTrace();
        }
    }
}

Example 28 with TWSCommunication

use of edu.iu.dsc.tws.comms.core.TWSCommunication in project twister2 by DSC-SPIDAL.

the class BasePartitionMultiByteCommunication method init.

@Override
public void init(Config cfg, int containerId, ResourcePlan plan) {
    LOG.log(Level.INFO, "Starting the example with container id: " + plan.getThisId());
    this.config = cfg;
    this.resourcePlan = plan;
    this.id = containerId;
    this.status = Status.INIT;
    this.noOfTasksPerExecutor = NO_OF_TASKS / plan.noOfContainers();
    // lets create the task plan
    TaskPlan taskPlan = Utils.createReduceTaskPlan(cfg, plan, NO_OF_TASKS);
    // first get the communication config file
    TWSNetwork network = new TWSNetwork(cfg, taskPlan);
    TWSCommunication channel = network.getDataFlowTWSCommunication();
    Set<Integer> sources = new HashSet<>();
    Set<Integer> dests = new HashSet<>();
    for (int i = 0; i < NO_OF_TASKS; i++) {
        sources.add(i);
        dests.add(i);
    }
    Map<String, Object> newCfg = new HashMap<>();
    LOG.info("Setting up partition dataflow operation");
    try {
        // this method calls the init method
        // I think this is wrong
        Map<Integer, List<Integer>> expectedIds = new HashMap<>();
        for (int i = 0; i < NO_OF_TASKS; i++) {
            expectedIds.put(i, new ArrayList<>());
            for (int j = 0; j < NO_OF_TASKS; j++) {
                if (!(i == j)) {
                    expectedIds.get(i).add(j);
                }
            }
        }
        FinalPartitionReciver finalPartitionRec = new FinalPartitionReciver();
        partition = channel.partition(newCfg, MessageType.MULTI_FIXED_BYTE, MessageType.MULTI_FIXED_BYTE, 2, sources, dests, finalPartitionRec);
        finalPartitionRec.setMap(expectedIds);
        partition.setMemoryMapped(true);
        for (int i = 0; i < noOfTasksPerExecutor; i++) {
            // the map thread where data is produced
            LOG.info(String.format("%d Starting %d", id, i + id * noOfTasksPerExecutor));
            Thread mapThread = new Thread(new MapWorker(i + id * noOfTasksPerExecutor));
            mapThread.start();
        }
        // we need to progress the communication
        while (true) {
            try {
                // progress the channel
                channel.progress();
                // we should progress the communication directive
                partition.progress();
                Thread.yield();
            } catch (Throwable t) {
                t.printStackTrace();
            }
        }
    } catch (Throwable t) {
        t.printStackTrace();
    }
}