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* http://creativecommons.org/publicdomain/zero/1.0/ |
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*/ |
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import java.util.*; |
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import java.util.concurrent.*; |
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//import jsr166y.*; |
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import java.util.Queue; |
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import java.util.Random; |
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import java.util.concurrent.ArrayBlockingQueue; |
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import java.util.concurrent.CyclicBarrier; |
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import java.util.concurrent.BlockingQueue; |
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import java.util.concurrent.ConcurrentLinkedDeque; |
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import java.util.concurrent.ConcurrentLinkedQueue; |
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import java.util.concurrent.ExecutorService; |
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import java.util.concurrent.Executors; |
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import java.util.concurrent.LinkedBlockingDeque; |
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import java.util.concurrent.LinkedBlockingQueue; |
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import java.util.concurrent.LinkedTransferQueue; |
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import java.util.concurrent.Phaser; |
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import java.util.concurrent.PriorityBlockingQueue; |
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public class OfferPollLoops { |
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static final int NCPUS = Runtime.getRuntime().availableProcessors(); |
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static final Random rng = new Random(); |
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static final ExecutorService pool = Executors.newCachedThreadPool(); |
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static boolean print = false; |
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static int producerSum; |
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System.out.print("ArrayBlockingQueue "); |
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oneRun(new ArrayBlockingQueue<Integer>(POOL_SIZE), n, iters); |
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Thread.sleep(100); // System.gc(); |
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if (print) |
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System.out.print("PriorityBlockingQueue "); |
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if (print) |
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System.out.print("ArrayBlockingQueue(fair)"); |
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oneRun(new ArrayBlockingQueue<Integer>(POOL_SIZE, true), n, fairIters); |
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} |
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abstract static class Stage implements Runnable { |
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System.out.println("\t: " + LoopHelpers.rightJustify(time / (iters * n)) + " ns per transfer"); |
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} |
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– |
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} |