Package org.apache.flink.runtime.operators.util

Examples of org.apache.flink.runtime.operators.util.TaskConfig.addIterationAggregator()

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    // --------------- the auxiliaries ---------------------

    AbstractJobVertex sync = JobGraphUtils.createSync(jobGraph, degreeOfParallelism);
    TaskConfig syncConfig = new TaskConfig(sync.getConfiguration());
    syncConfig.setNumberOfIterations(numIterations);
    syncConfig.addIterationAggregator(CustomCompensatableDotProductCoGroup.AGGREGATOR_NAME, new PageRankStatsAggregator());
    syncConfig.setConvergenceCriterion(CustomCompensatableDotProductCoGroup.AGGREGATOR_NAME, new DiffL1NormConvergenceCriterion());
    syncConfig.setIterationId(ITERATION_ID);
   
    // --------------- the wiring ---------------------
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    // --------------- the auxiliaries ---------------------

    AbstractJobVertex sync = JobGraphUtils.createSync(jobGraph, degreeOfParallelism);
    TaskConfig syncConfig = new TaskConfig(sync.getConfiguration());
    syncConfig.setNumberOfIterations(numIterations);
    syncConfig.addIterationAggregator(CustomCompensatableDotProductCoGroup.AGGREGATOR_NAME, new PageRankStatsAggregator());
    syncConfig.setConvergenceCriterion(CustomCompensatableDotProductCoGroup.AGGREGATOR_NAME, new DiffL1NormConvergenceCriterion());
    syncConfig.setIterationId(ITERATION_ID);
   
    // --------------- the wiring ---------------------
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    // --------------- the auxiliaries ---------------------

    AbstractJobVertex sync = JobGraphUtils.createSync(jobGraph, degreeOfParallelism);
    TaskConfig syncConfig = new TaskConfig(sync.getConfiguration());
    syncConfig.setNumberOfIterations(numIterations);
    syncConfig.addIterationAggregator(CompensatableDotProductCoGroup.AGGREGATOR_NAME, new PageRankStatsAggregator());
    syncConfig.setConvergenceCriterion(CompensatableDotProductCoGroup.AGGREGATOR_NAME, new DiffL1NormConvergenceCriterion());
    syncConfig.setIterationId(ITERATION_ID);
   
    // --------------- the wiring ---------------------
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    tailConfig.setInputLocalStrategy(1, LocalStrategy.SORT);
    tailConfig.setInputComparator(vertexWithRankComparator, 1);
    tailConfig.setRelativeMemoryInput(1, (double)coGroupSortMemory/totalMemoryConsumption);
    tailConfig.setFilehandlesInput(1, NUM_FILE_HANDLES_PER_SORT);
    tailConfig.setSpillingThresholdInput(1, SORT_SPILL_THRESHOLD);
    tailConfig.addIterationAggregator(CustomCompensatableDotProductCoGroup.AGGREGATOR_NAME, new PageRankStatsAggregator());
   
    // output
    tailConfig.setOutputSerializer(vertexWithRankAndDanglingSerializer);
   
    // the stub
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  private static AbstractJobVertex createSync(JobGraph jobGraph, int numSubTasks, int maxIterations) {
    AbstractJobVertex sync = JobGraphUtils.createSync(jobGraph, numSubTasks);
    TaskConfig syncConfig = new TaskConfig(sync.getConfiguration());
    syncConfig.setNumberOfIterations(maxIterations);
    syncConfig.setIterationId(ITERATION_ID);
    syncConfig.addIterationAggregator(WorksetEmptyConvergenceCriterion.AGGREGATOR_NAME,
      new LongSumAggregator());
    syncConfig.setConvergenceCriterion(WorksetEmptyConvergenceCriterion.AGGREGATOR_NAME,
      new WorksetEmptyConvergenceCriterion());

    return sync;
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