public void ShouldReportProgressByUpdatingSequenceViaCallback()
{
var ringBuffer = new RingBuffer <StubEvent>(() => new StubEvent(0), 16);
var sequenceBarrier = ringBuffer.NewBarrier();
var handler = new TestSequenceReportingEventHandler(_callbackLatch);
var batchEventProcessor = new BatchEventProcessor <StubEvent>(ringBuffer, sequenceBarrier, handler);
ringBuffer.SetGatingSequences(batchEventProcessor.Sequence);
var thread = new Thread(batchEventProcessor.Run)
{
IsBackground = true
};
thread.Start();
Assert.AreEqual(-1L, batchEventProcessor.Sequence.Value);
ringBuffer.Publish(ringBuffer.Next());
_callbackLatch.WaitOne();
Assert.AreEqual(0L, batchEventProcessor.Sequence.Value);
_onEndOfBatchLatch.Set();
Assert.AreEqual(0L, batchEventProcessor.Sequence.Value);
batchEventProcessor.Halt();
thread.Join();
}
public void ShouldThrowExceptionOnSettingNullExceptionHandler()
{
var eventHandler = new ActionEventHandler <StubEvent>(x => throw new NullReferenceException());
var batchEventProcessor = new BatchEventProcessor <StubEvent>(_ringBuffer, _sequenceBarrier, eventHandler);
Assert.Throws <ArgumentNullException>(() => batchEventProcessor.SetExceptionHandler(null));
}
static void DemoNonDSLDisruptor()
{
var bufferSize = (int)Math.Pow(2, 4);
var ringBuffer = RingBuffer <DataVO> .CreateSingleProducer(() => new DataVO(), bufferSize);
var barrier = ringBuffer.NewBarrier();
var eventProcessor = new BatchEventProcessor <DataVO>(ringBuffer, barrier, new DataEventHandler("Handler1"));
Task.Factory.StartNew(() => eventProcessor.Run());
var task = Task.Run(() => eventProcessor.Run());
var sequenceNo = ringBuffer.Next();
Console.WriteLine($"Current SequenceNo:{sequenceNo.ToString()}");
var data = ringBuffer[sequenceNo];
data.Value = "Hello";
ringBuffer.Publish(sequenceNo);
sequenceNo = ringBuffer.Next();
Console.WriteLine($"Current SequenceNo:{sequenceNo.ToString()}");
data = ringBuffer[sequenceNo];
data.Value = "World";
ringBuffer.Publish(sequenceNo);
Thread.Sleep(3000);
eventProcessor.Halt();
}
public OneToThreePipelineSequencedThroughputTest()
{
var stepOneFunctionHandler = new FunctionEventHandler(FunctionStep.One);
var stepTwoFunctionHandler = new FunctionEventHandler(FunctionStep.Two);
_stepThreeFunctionHandler = new FunctionEventHandler(FunctionStep.Three);
var stepOneSequenceBarrier = _ringBuffer.NewBarrier();
_stepOneBatchProcessor = new BatchEventProcessor<FunctionEvent>(_ringBuffer, stepOneSequenceBarrier, stepOneFunctionHandler);
var stepTwoSequenceBarrier = _ringBuffer.NewBarrier(_stepOneBatchProcessor.Sequence);
_stepTwoBatchProcessor = new BatchEventProcessor<FunctionEvent>(_ringBuffer, stepTwoSequenceBarrier, stepTwoFunctionHandler);
var stepThreeSequenceBarrier = _ringBuffer.NewBarrier(_stepTwoBatchProcessor.Sequence);
_stepThreeBatchProcessor = new BatchEventProcessor<FunctionEvent>(_ringBuffer, stepThreeSequenceBarrier, _stepThreeFunctionHandler);
var temp = 0L;
var operandTwo = _operandTwoInitialValue;
for (long i = 0; i < _iterations; i++)
{
var stepOneResult = i + operandTwo--;
var stepTwoResult = stepOneResult + 3;
if ((stepTwoResult & 4L) == 4L)
{
++temp;
}
}
_expectedResult = temp;
_ringBuffer.AddGatingSequences(_stepThreeBatchProcessor.Sequence);
}
public OneToThreeDiamondSequencedThroughputTest()
{
var sequenceBarrier = _ringBuffer.NewBarrier();
var fizzHandler = new FizzBuzzEventHandler(FizzBuzzStep.Fizz);
_batchProcessorFizz = new BatchEventProcessor <FizzBuzzEvent>(_ringBuffer, sequenceBarrier, fizzHandler);
var buzzHandler = new FizzBuzzEventHandler(FizzBuzzStep.Buzz);
_batchProcessorBuzz = new BatchEventProcessor <FizzBuzzEvent>(_ringBuffer, sequenceBarrier, buzzHandler);
var sequenceBarrierFizzBuzz = _ringBuffer.NewBarrier(_batchProcessorFizz.Sequence, _batchProcessorBuzz.Sequence);
_fizzBuzzHandler = new FizzBuzzEventHandler(FizzBuzzStep.FizzBuzz);
_batchProcessorFizzBuzz = new BatchEventProcessor <FizzBuzzEvent>(_ringBuffer, sequenceBarrierFizzBuzz, _fizzBuzzHandler);
var temp = 0L;
for (long i = 0; i < _iterations; i++)
{
var fizz = 0 == (i % 3L);
var buzz = 0 == (i % 5L);
if (fizz && buzz)
{
++temp;
}
}
_expectedResult = temp;
_ringBuffer.AddGatingSequences(_batchProcessorFizzBuzz.Sequence);
}
private const int _ringSize = 16; // Must be multiple of 2
static void Main(string[] args)
{
var sw = new Stopwatch();
sw.Start();
var ringBuffer = RingBuffer <MyValueEntry> .CreateSingleProducer(() => new MyValueEntry(), _ringSize, new YieldingWaitStrategy());
//Case A: 1 Producer - 1 Consumer (Unicast event)
var sequenceBarrier = ringBuffer.NewBarrier();
var batchProcessorPrintVal = new BatchEventProcessor <MyValueEntry>(ringBuffer, sequenceBarrier, new MyValueAdditionHandler());
var processorTask1 = Task.Run(() => batchProcessorPrintVal.Run());
batchProcessorPrintVal.WaitUntilStarted(TimeSpan.FromSeconds(5));
Simulator.SimulatePublishEvent(ringBuffer, 1000);
batchProcessorPrintVal.Halt();
Task.WaitAll(processorTask1);
sw.Stop();
Console.WriteLine($"elapsed {sw.ElapsedMilliseconds} ms");
Console.Read();
}
private void doRun()
{
BatchEventProcessor <EventHolder> batchEventProcessor =
new BatchEventProcessor <EventHolder>(ringBuffer,
ringBuffer.NewBarrier(),
eventHolderHandler);
ringBuffer.AddGatingSequences(batchEventProcessor.Sequence);
Thread t = new Thread(o => (o as BatchEventProcessor <EventHolder>).Run());
t.Start(batchEventProcessor);
long iterations = Constants.ITERATIONS;
for (long l = 0; l < iterations; l++)
{
SimpleEvent e = new SimpleEvent(l, l, l, l);
ringBuffer.PublishEvent(new EventTranslatorOneArg(), e);
}
while (batchEventProcessor.Sequence.Value != iterations - 1)
{
Thread.Sleep(0);
}
batchEventProcessor.Halt();
t.Join();
}
public void ShouldAddEventProcessorsAfterPublishing()
{
var rb = _disruptor.GetRingBuffer();
var b1 = new BatchEventProcessor <TestEvent>(rb, rb.NewBarrier(), new SleepingEventHandler());
var b2 = new BatchEventProcessor <TestEvent>(rb, rb.NewBarrier(b1.GetSequence()), new SleepingEventHandler());
var b3 = new BatchEventProcessor <TestEvent>(
rb, rb.NewBarrier(b2.GetSequence()), new SleepingEventHandler());
Assert.Equal(b1.GetSequence().GetValue(), -1L);
Assert.Equal(b2.GetSequence().GetValue(), -1L);
Assert.Equal(b3.GetSequence().GetValue(), -1L);
rb.Publish(rb.Next());
rb.Publish(rb.Next());
rb.Publish(rb.Next());
rb.Publish(rb.Next());
rb.Publish(rb.Next());
rb.Publish(rb.Next());
_disruptor.HandleEventsWith(b1, b2, b3);
Assert.Equal(5L, b1.GetSequence().GetValue());
Assert.Equal(5L, b2.GetSequence().GetValue());
Assert.Equal(5L, b3.GetSequence().GetValue());
}
internal EventHandlerGroup <T> CreateEventProcessors(ISequence[] barrierSequences, IEventHandler <T>[] eventHandlers)
{
CheckNotStarted();
var processorSequences = new List <ISequence>(eventHandlers.Length);
var barrier = _ringBuffer.NewBarrier(barrierSequences);
foreach (var eventHandler in eventHandlers)
{
var batchEventProcessor = new BatchEventProcessor <T>(_ringBuffer, barrier, eventHandler);
if (_exceptionHandler != null)
{
batchEventProcessor.SetExceptionHandler(_exceptionHandler);
}
_consumerRepository.Add(batchEventProcessor, eventHandler, barrier);
processorSequences.Add(batchEventProcessor.Sequence);
}
if (processorSequences.Count > 0)
{
_consumerRepository.UnMarkEventProcessorsAsEndOfChain(barrierSequences);
}
return(new EventHandlerGroup <T>(this, _consumerRepository, processorSequences));
}
public static void Main(string[] args)
{
var executor = new BasicExecutor(TaskScheduler.Current);
var disruptor = new Disruptor <StubEvent>(() => new StubEvent(-1), 1024, TaskScheduler.Current);
var ringBuffer = disruptor.Start();
// Construct 2 batch event processors.
var handler1 = new DynamicHandler();
var processor1 = new BatchEventProcessor <StubEvent>(ringBuffer, ringBuffer.NewBarrier(), handler1);
var handler2 = new DynamicHandler();
var processor2 = new BatchEventProcessor <StubEvent>(ringBuffer, ringBuffer.NewBarrier(processor1.Sequence), handler2);
// Dynamically add both sequences to the ring buffer
ringBuffer.AddGatingSequences(processor1.Sequence, processor2.Sequence);
// Start the new batch processors.
executor.Execute(processor1.Run);
executor.Execute(processor2.Run);
// Remove a processor.
// Stop the processor
processor2.Halt();
// Wait for shutdown the complete
handler2.WaitShutdown();
// Remove the gating sequence from the ring buffer
ringBuffer.RemoveGatingSequence(processor2.Sequence);
}
internal EventHandlerGroup <T> CreateEventProcessors(IEventProcessor[] barrierEventProcessors,
IEventHandler <T>[] eventHandlers, long startSequence = Sequencer.InitialCursorValue)
{
CheckNotStarted();
var createdEventProcessors = new IEventProcessor[eventHandlers.Length];
ISequenceBarrier barrier = _ringBuffer.NewBarrier(Util.GetSequencesFor(barrierEventProcessors));
for (int i = 0; i < eventHandlers.Length; i++)
{
var eventHandler = eventHandlers[i];
var batchEventProcessor = new BatchEventProcessor <T>(_ringBuffer, barrier, eventHandler, startSequence);
if (_exceptionHandler != null)
{
batchEventProcessor.SetExceptionHandler(_exceptionHandler);
}
_eventProcessorRepository.Add(batchEventProcessor, eventHandler, barrier);
createdEventProcessors[i] = batchEventProcessor;
}
if (createdEventProcessors.Length > 0)
{
_eventProcessorRepository.UnmarkEventProcessorsAsEndOfChain(barrierEventProcessors);
}
return(new EventHandlerGroup <T>(this, _eventProcessorRepository, createdEventProcessors));
}
public EventHandlerGroup <T> CreateEventProcessors(
ISequence[] barrierSequences,
IEventHandler <T>[] eventHandlers)
{
CheckNotStarted();
var processorSequences = new ISequence[eventHandlers.Length];
var barrier = _ringBuffer.NewBarrier(barrierSequences);
for (var i = 0; i < eventHandlers.Length; i++)
{
var eventHandler = eventHandlers[i];
var batchEventProcessor = new BatchEventProcessor <T>(_ringBuffer, barrier, eventHandler);
if (_exceptionHandler != null)
{
batchEventProcessor.SetExceptionHandler(_exceptionHandler);
}
_consumerRepository.Add(batchEventProcessor, eventHandler, barrier);
processorSequences[i] = batchEventProcessor.GetSequence();
}
UpdateGatingSequencesForNextInChain(barrierSequences, processorSequences);
return(new EventHandlerGroup <T>(this, _consumerRepository, processorSequences));
}
public OneToThreeSequencedThroughputTest()
: base(Test_Disruptor, ITERATIONS, 7)
{
ThreadPool.SetMaxThreads(NUM_EVENT_PROCESSORS, NUM_EVENT_PROCESSORS);
for (long i = 0; i < ITERATIONS; i++)
{
results[0] = Operation.Addition.Op(results[0], i);
results[1] = Operation.Substraction.Op(results[1], i);
results[2] = Operation.And.Op(results[2], i);
}
sequenceBarrier = ringBuffer.NewBarrier();
handlers[0] = new ValueMutationEventHandler_v3(Operation.Addition);
handlers[1] = new ValueMutationEventHandler_v3(Operation.Substraction);
handlers[2] = new ValueMutationEventHandler_v3(Operation.And);
batchEventProcessors[0] = new BatchEventProcessor <ValueEvent>(ringBuffer, sequenceBarrier, handlers[0]);
batchEventProcessors[1] = new BatchEventProcessor <ValueEvent>(ringBuffer, sequenceBarrier, handlers[1]);
batchEventProcessors[2] = new BatchEventProcessor <ValueEvent>(ringBuffer, sequenceBarrier, handlers[2]);
ringBuffer.AddGatingSequences(
batchEventProcessors[0].Sequence,
batchEventProcessors[1].Sequence,
batchEventProcessors[2].Sequence);
}
public EventHandlerGroup <T> CreateEventProcessors(Sequence[] barrierSequences,
IEventHandler <T>[] eventHandlers)
{
CheckNotStarted();
var processorSequences = new Sequence[eventHandlers.Length];
var barrier = ringBuffer.NewBarrier(barrierSequences);
for (int i = 0, eventHandlersLength = eventHandlers.Length; i < eventHandlersLength; i++)
{
IEventHandler <T> eventHandler = eventHandlers[i];
BatchEventProcessor <T> batchEventProcessor = new BatchEventProcessor <T>(ringBuffer, barrier, eventHandler);
if (exceptionHandler != null)
{
batchEventProcessor.SetExceptionHandler(exceptionHandler);
}
consumerRepository.Add(batchEventProcessor, eventHandler, barrier);
processorSequences[i] = batchEventProcessor.Sequence;
}
if (processorSequences.Length > 0)
{
consumerRepository.UnMarkEventProcessorsAsEndOfChain(barrierSequences);
}
return(new EventHandlerGroup <T>(this, consumerRepository, processorSequences));
}
public OneToThreeDiamondSequencedThroughputTest()
{
var sequenceBarrier = _ringBuffer.NewBarrier();
var fizzHandler = new FizzBuzzEventHandler(FizzBuzzStep.Fizz);
_batchProcessorFizz = new BatchEventProcessor<FizzBuzzEvent>(_ringBuffer, sequenceBarrier, fizzHandler);
var buzzHandler = new FizzBuzzEventHandler(FizzBuzzStep.Buzz);
_batchProcessorBuzz = new BatchEventProcessor<FizzBuzzEvent>(_ringBuffer, sequenceBarrier, buzzHandler);
var sequenceBarrierFizzBuzz = _ringBuffer.NewBarrier(_batchProcessorFizz.Sequence, _batchProcessorBuzz.Sequence);
_fizzBuzzHandler = new FizzBuzzEventHandler(FizzBuzzStep.FizzBuzz);
_batchProcessorFizzBuzz = new BatchEventProcessor<FizzBuzzEvent>(_ringBuffer, sequenceBarrierFizzBuzz, _fizzBuzzHandler);
var temp = 0L;
for (long i = 0; i < _iterations; i++)
{
var fizz = 0 == (i % 3L);
var buzz = 0 == (i % 5L);
if (fizz && buzz)
{
++temp;
}
}
_expectedResult = temp;
_ringBuffer.AddGatingSequences(_batchProcessorFizzBuzz.Sequence);
}
public OneToOneSequencedBatchThroughputTest()
{
_ringBuffer = RingBuffer<ValueEvent>.CreateSingleProducer(ValueEvent.EventFactory, _bufferSize, new YieldingWaitStrategy());
var sequenceBarrier = _ringBuffer.NewBarrier();
_handler = new ValueAdditionEventHandler();
_batchEventProcessor = new BatchEventProcessor<ValueEvent>(_ringBuffer, sequenceBarrier, _handler);
_ringBuffer.AddGatingSequences(_batchEventProcessor.Sequence);
}
public OneToOneSequencedLongArrayThroughputTest()
: base(Test_Disruptor, ITERATIONS,7)
{
ThreadPool.SetMaxThreads (1,1);
sequenceBarrier = ringBuffer.NewBarrier();
batchEventProcessor = new BatchEventProcessor<long[]>(ringBuffer, sequenceBarrier, handler);
ringBuffer.AddGatingSequences(batchEventProcessor.Sequence);
}
public EventProcessorProps(BatchEventProcessor eventProcessor)
{
var fieldsInfo = Reflection.GetAllFields(eventProcessor.GetType());
BatchSize = Reflection.GetFieldValue <int, BatchEventProcessor>(eventProcessor, "BatchSize", fieldsInfo);
FlushInterval = Reflection.GetFieldValue <TimeSpan, BatchEventProcessor>(eventProcessor, "FlushInterval", fieldsInfo);
TimeoutInterval = Reflection.GetFieldValue <TimeSpan, BatchEventProcessor>(eventProcessor, "TimeoutInterval", fieldsInfo);
}
public OneToOneSequencedBatchThroughputTest()
: base(Test_Disruptor, ITERATIONS, 7)
{
ThreadPool.SetMaxThreads(4, 4);
sequenceBarrier = ringBuffer.NewBarrier();
batchEventProcessor = new BatchEventProcessor <ValueEvent>(ringBuffer, sequenceBarrier, handler);
ringBuffer.AddGatingSequences(batchEventProcessor.Sequence);
}
public OneToOneSequencedLongArrayThroughputTest()
{
_ringBuffer = RingBuffer<long[]>.CreateSingleProducer(() => new long[_arraySize], _bufferSize, new YieldingWaitStrategy());
var sequenceBarrier = _ringBuffer.NewBarrier();
_handler = new LongArrayEventHandler();
_batchEventProcessor = new BatchEventProcessor<long[]>(_ringBuffer, sequenceBarrier, _handler);
_ringBuffer.AddGatingSequences(_batchEventProcessor.Sequence);
}
public OnePublisherToOneProcessorUniCastThroughputTest()
: base("Disruptor", ITERATIONS)
{
sequenceBarrier = ringBuffer.NewBarrier();
batchEventProcessor = new BatchEventProcessor <ValueEvent>(ringBuffer, sequenceBarrier, disruptorHandler);
ringBuffer.AddGatingSequences(batchEventProcessor.Sequence);
//queueHandler = new ValueAdditionQueueProcessor_V3(blockQueue, ITERATIONS - 1);
}
public void Setup()
{
_ringBuffer = new RingBuffer <StubEvent>(() => new StubEvent(-1), 16);
_sequenceBarrier = _ringBuffer.NewBarrier();
_batchHandlerMock = new Mock <IEventHandler <StubEvent> >();
_countDownEvent = new CountdownEvent(1);
_batchEventProcessor = new BatchEventProcessor <StubEvent>(_ringBuffer, _sequenceBarrier, _batchHandlerMock.Object);
_ringBuffer.AddGatingSequences(_batchEventProcessor.Sequence);
}
public OnePublisherToOneProcessorUniCastThroughputTest()
: base("Disruptor", ITERATIONS)
{
sequenceBarrier = ringBuffer.NewBarrier();
batchEventProcessor = new BatchEventProcessor<ValueEvent>(ringBuffer, sequenceBarrier, disruptorHandler);
ringBuffer.AddGatingSequences(batchEventProcessor.Sequence);
//queueHandler = new ValueAdditionQueueProcessor_V3(blockQueue, ITERATIONS - 1);
}
public void Setup()
{
_ringBuffer = new RingBuffer<StubEvent>(()=>new StubEvent(-1), 16);
_sequenceBarrier = _ringBuffer.NewBarrier();
_batchHandlerMock = new Mock<IEventHandler<StubEvent>>();
_countDownEvent = new CountdownEvent(1);
_batchEventProcessor = new BatchEventProcessor<StubEvent>(_ringBuffer, _sequenceBarrier, _batchHandlerMock.Object);
_ringBuffer.AddGatingSequences(_batchEventProcessor.Sequence);
}
public OneToOneSequencedLongArrayThroughputTest()
{
_ringBuffer = RingBuffer <long[]> .CreateSingleProducer(() => new long[_arraySize], _bufferSize, new YieldingWaitStrategy());
var sequenceBarrier = _ringBuffer.NewBarrier();
_handler = new LongArrayEventHandler();
_batchEventProcessor = new BatchEventProcessor <long[]>(_ringBuffer, sequenceBarrier, _handler);
_ringBuffer.AddGatingSequences(_batchEventProcessor.Sequence);
}
public OneToOneSequencedBatchThroughputTest()
{
_ringBuffer = RingBuffer <ValueEvent> .CreateSingleProducer(ValueEvent.EventFactory, _bufferSize, new YieldingWaitStrategy());
var sequenceBarrier = _ringBuffer.NewBarrier();
_handler = new ValueAdditionEventHandler();
_batchEventProcessor = new BatchEventProcessor <ValueEvent>(_ringBuffer, sequenceBarrier, _handler);
_ringBuffer.AddGatingSequences(_batchEventProcessor.Sequence);
}
public ThreeToOneSequencedThroughputTest()
{
_sequenceBarrier = _ringBuffer.NewBarrier();
_batchEventProcessor = new BatchEventProcessor <ValueEvent>(_ringBuffer, _sequenceBarrier, _handler);
for (var i = 0; i < _numPublishers; i++)
{
_valuePublishers[i] = ValuePublisher;
}
_ringBuffer.AddGatingSequences(_batchEventProcessor.Sequence);
}
public ThreeToOneSequencedThroughputTest()
{
_sequenceBarrier = _ringBuffer.NewBarrier();
_batchEventProcessor = new BatchEventProcessor<ValueEvent>(_ringBuffer, _sequenceBarrier, _handler);
for (var i = 0; i < _numPublishers; i++)
{
_valuePublishers[i] = ValuePublisher;
}
_ringBuffer.AddGatingSequences(_batchEventProcessor.Sequence);
}
public BatchEventProcessor <IEventAccessor <T> > createHandler(IEventHandler <T> handler)
{
BatchEventProcessor <IEventAccessor <T> > processor =
new BatchEventProcessor <IEventAccessor <T> >(this,
sequencer.NewBarrier(),
new AccessorEventHandler <T>(handler));
sequencer.AddGatingSequences(processor.Sequence);
return(processor);
}
public ThreeToOneSequencedBatchThroughputTest()
{
var sequenceBarrier = _ringBuffer.NewBarrier();
for (var i = 0; i < _numPublishers; i++)
{
_valuePublishers[i] = new ValueBatchPublisher(_cyclicBarrier, _ringBuffer, _iterations / _numPublishers, 10);
}
_batchEventProcessor = new BatchEventProcessor<ValueEvent>(_ringBuffer, sequenceBarrier, _handler);
_ringBuffer.AddGatingSequences(_batchEventProcessor.Sequence);
}
public ThreeToOneSequencedBatchThroughputTest()
{
var sequenceBarrier = _ringBuffer.NewBarrier();
for (var i = 0; i < _numPublishers; i++)
{
_valuePublishers[i] = new ValueBatchPublisher(_cyclicBarrier, _ringBuffer, _iterations / _numPublishers, 10);
}
_batchEventProcessor = new BatchEventProcessor <ValueEvent>(_ringBuffer, sequenceBarrier, _handler);
_ringBuffer.AddGatingSequences(_batchEventProcessor.Sequence);
}
private void SetEventProcessor(IEventDispatcher eventDispatcher)
{
EventProcessor = new BatchEventProcessor.Builder()
.WithEventQueue(eventQueue)
.WithEventDispatcher(eventDispatcher)
.WithMaxBatchSize(MAX_BATCH_SIZE)
.WithFlushInterval(TimeSpan.FromMilliseconds(MAX_DURATION_MS))
.WithTimeoutInterval(TimeSpan.FromMilliseconds(TIMEOUT_INTERVAL_MS))
.WithLogger(LoggerMock.Object)
.WithNotificationCenter(NotificationCenter)
.Build();
}
public ThreeToOneSequencedBatchThroughputTest()
: base(Test_Disruptor, ITERATIONS,7)
{
ThreadPool.SetMaxThreads (4,4);
sequenceBarrier = ringBuffer.NewBarrier();
batchEventProcessor = new BatchEventProcessor<ValueEvent>(ringBuffer, sequenceBarrier, handler);
for (int i = 0; i < NUM_PUBLISHERS; i++)
{
valuePublishers[i] = new ValueBatchPublisher(cyclicBarrier, ringBuffer, ITERATIONS / NUM_PUBLISHERS, 10);
}
ringBuffer.AddGatingSequences(batchEventProcessor.Sequence);
}
public async Task Should()
{
var rb = _disruptor.GetRingBuffer();
var p1 = new BatchEventProcessor <TestEvent>(
rb, rb.NewBarrier(), new SleepingEventHandler());
var p2 = new EventProcessorFactory();
_disruptor
.HandleEventsWith(p1)
.Then(p2);
await _disruptor.StartAsync();
}
public ThreeToOneSequencedBatchThroughputTest()
: base(Test_Disruptor, ITERATIONS, 7)
{
ThreadPool.SetMaxThreads(4, 4);
sequenceBarrier = ringBuffer.NewBarrier();
batchEventProcessor = new BatchEventProcessor <ValueEvent>(ringBuffer, sequenceBarrier, handler);
for (int i = 0; i < NUM_PUBLISHERS; i++)
{
valuePublishers[i] = new ValueBatchPublisher(cyclicBarrier, ringBuffer, ITERATIONS / NUM_PUBLISHERS, 10);
}
ringBuffer.AddGatingSequences(batchEventProcessor.Sequence);
}
public PingPongLatencyTest()
{
InitHistogram();
pongBarrier = pongBuffer.NewBarrier();
pinger = new Pinger(pingBuffer, ITERATIONS, PAUSE_NANOS);
pingProcessor = new BatchEventProcessor <ValueEvent>(pongBuffer, pongBarrier, pinger);
pingBarrier = pingBuffer.NewBarrier();
ponger = new Ponger(pongBuffer);
pongProcessor = new BatchEventProcessor <ValueEvent>(pingBuffer, pingBarrier, ponger);
pingBuffer.AddGatingSequences(pongProcessor.Sequence);
pongBuffer.AddGatingSequences(pingProcessor.Sequence);
}
public OneToThreePipelineSequencedThroughputTest()
: base(Test_Disruptor, ITERATIONS, 7)
{
ThreadPool.SetMaxThreads(NUM_EVENT_PROCESSORS, NUM_EVENT_PROCESSORS);
stepOneSequenceBarrier = ringBuffer.NewBarrier();
stepOneBatchProcessor = new BatchEventProcessor <FunctionEvent>(ringBuffer, stepOneSequenceBarrier, stepOneFunctionHandler);
stepTwoSequenceBarrier = ringBuffer.NewBarrier(stepOneBatchProcessor.Sequence);
stepTwoBatchProcessor = new BatchEventProcessor <FunctionEvent>(ringBuffer, stepTwoSequenceBarrier, stepTwoFunctionHandler);
stepThreeSequenceBarrier = ringBuffer.NewBarrier(stepTwoBatchProcessor.Sequence);
stepThreeBatchProcessor = new BatchEventProcessor <FunctionEvent>(ringBuffer, stepThreeSequenceBarrier, stepThreeFunctionHandler);
ringBuffer.AddGatingSequences(stepThreeBatchProcessor.Sequence);
}
public void ShouldSupportCustomProcessorsAsDependencies()
{
var ringBuffer = _disruptor.RingBuffer;
var delayedEventHandler = CreateDelayedEventHandler();
var countDownLatch = new CountdownEvent(2);
IEventHandler <TestEvent> handlerWithBarrier = new EventHandlerStub <TestEvent>(countDownLatch);
var processor = new BatchEventProcessor <TestEvent>(ringBuffer, ringBuffer.NewBarrier(), delayedEventHandler);
_disruptor.HandleEventsWith(processor).Then(handlerWithBarrier);
EnsureTwoEventsProcessedAccordingToDependencies(countDownLatch, delayedEventHandler);
}
public OnePublisherToThreeProcessorDiamondThroughputTest()
: base(TestName, 1000L * 1000L * 100L)
{
ringBuffer = RingBuffer <FizzBuzzEvent> .CreateSingleProducer(() => new FizzBuzzEvent(), 1024 * 8, new YieldingWaitStrategy());
sequenceBarrier = ringBuffer.NewBarrier();
batchProcessorFizz = new BatchEventProcessor <FizzBuzzEvent>(ringBuffer, sequenceBarrier, fizzHandler);
batchProcessorBuzz = new BatchEventProcessor <FizzBuzzEvent>(ringBuffer, sequenceBarrier, buzzHandler);
sequenceBarrierFizzBuzz = ringBuffer.NewBarrier(batchProcessorFizz.Sequence, batchProcessorBuzz.Sequence);
batchProcessorFizzBuzz = new BatchEventProcessor <FizzBuzzEvent>(ringBuffer, sequenceBarrierFizzBuzz, fizzBuzzHandler);
ringBuffer.AddGatingSequences(batchProcessorFizzBuzz.Sequence);
}
public OnePublisherToThreeProcessorPipelineThroughputTest()
: base(TestName, ITERATIONS)
{
InitResult();
stepOneSequenceBarrier = ringBuffer.NewBarrier();
stepOneBatchProcessor = new BatchEventProcessor <FunctionEvent>(ringBuffer, stepOneSequenceBarrier, stepOneFunctionHandler);
stepTwoSequenceBarrier = ringBuffer.NewBarrier(stepOneBatchProcessor.Sequence);
stepTwoBatchProcessor = new BatchEventProcessor <FunctionEvent>(ringBuffer, stepTwoSequenceBarrier, stepTwoFunctionHandler);
stepThreeSequenceBarrier = ringBuffer.NewBarrier(stepTwoBatchProcessor.Sequence);
stepThreeBatchProcessor = new BatchEventProcessor <FunctionEvent>(ringBuffer, stepThreeSequenceBarrier, stepThreeFunctionHandler);
ringBuffer.AddGatingSequences(stepThreeBatchProcessor.Sequence);
}
public OneToThreeSequencedThroughputTest()
{
for (long i = 0; i < _iterations; i++)
{
_results[0] = Operation.Addition.Op(_results[0], i);
_results[1] = Operation.Subtraction.Op(_results[1], i);
_results[2] = Operation.And.Op(_results[2], i);
}
_ringBuffer = RingBuffer<ValueEvent>.CreateSingleProducer(ValueEvent.EventFactory, _bufferSize, new YieldingWaitStrategy());
var sequenceBarrier = _ringBuffer.NewBarrier();
_handlers[0] = new ValueMutationEventHandler(Operation.Addition);
_handlers[1] = new ValueMutationEventHandler(Operation.Subtraction);
_handlers[2] = new ValueMutationEventHandler(Operation.And);
for (var i = 0; i < _numEventProcessors; i++)
{
_batchEventProcessors[i] = new BatchEventProcessor<ValueEvent>(_ringBuffer, sequenceBarrier, _handlers[i]);
}
_ringBuffer.AddGatingSequences(_batchEventProcessors.Select(x => x.Sequence).ToArray());
}
public OneToThreeDiamondSequencedThroughputTest()
: base(Test_Disruptor, ITERATIONS,7)
{
ThreadPool.SetMaxThreads(NUM_EVENT_PROCESSORS, NUM_EVENT_PROCESSORS);
sequenceBarrier = ringBuffer.NewBarrier();
fizzHandler = new FizzBuzzEventHandler2(FizzBuzzStep.Fizz);
batchProcessorFizz =
new BatchEventProcessor<FizzBuzzEvent>(ringBuffer, sequenceBarrier, fizzHandler);
buzzHandler = new FizzBuzzEventHandler2(FizzBuzzStep.Buzz);
batchProcessorBuzz =
new BatchEventProcessor<FizzBuzzEvent>(ringBuffer, sequenceBarrier, buzzHandler);
sequenceBarrierFizzBuzz =
ringBuffer.NewBarrier(batchProcessorFizz.Sequence, batchProcessorBuzz.Sequence);
fizzBuzzHandler = new FizzBuzzEventHandler2(FizzBuzzStep.FizzBuzz);
batchProcessorFizzBuzz = new BatchEventProcessor<FizzBuzzEvent>(ringBuffer, sequenceBarrier, fizzBuzzHandler);
ringBuffer.AddGatingSequences(batchProcessorFizzBuzz.Sequence);
}
public OnePublisherToThreeProcessorDiamondThroughputTest()
: base(TestName, 1000L * 1000L * 100L)
{
ringBuffer = RingBuffer<FizzBuzzEvent>.CreateSingleProducer(() => new FizzBuzzEvent(), 1024 * 8, new YieldingWaitStrategy());
sequenceBarrier = ringBuffer.NewBarrier();
batchProcessorFizz = new BatchEventProcessor<FizzBuzzEvent>(ringBuffer, sequenceBarrier, fizzHandler);
batchProcessorBuzz = new BatchEventProcessor<FizzBuzzEvent>(ringBuffer, sequenceBarrier, buzzHandler);
sequenceBarrierFizzBuzz = ringBuffer.NewBarrier(batchProcessorFizz.Sequence, batchProcessorBuzz.Sequence);
batchProcessorFizzBuzz = new BatchEventProcessor<FizzBuzzEvent>(ringBuffer, sequenceBarrierFizzBuzz, fizzBuzzHandler);
ringBuffer.AddGatingSequences(batchProcessorFizzBuzz.Sequence);
}
public PingPongLatencyTest()
{
InitHistogram();
pongBarrier = pongBuffer.NewBarrier();
pinger = new Pinger(pingBuffer, ITERATIONS, PAUSE_NANOS);
pingProcessor = new BatchEventProcessor<ValueEvent>(pongBuffer, pongBarrier, pinger);
pingBarrier = pingBuffer.NewBarrier();
ponger = new Ponger(pongBuffer);
pongProcessor = new BatchEventProcessor<ValueEvent>(pingBuffer, pingBarrier, ponger);
pingBuffer.AddGatingSequences(pongProcessor.Sequence);
pongBuffer.AddGatingSequences(pingProcessor.Sequence);
}
public OneToThreeSequencedThroughputTest()
: base(Test_Disruptor, ITERATIONS,7)
{
ThreadPool.SetMaxThreads(NUM_EVENT_PROCESSORS,NUM_EVENT_PROCESSORS);
for (long i = 0; i < ITERATIONS; i++)
{
results[0] = Operation.Addition.Op(results[0], i);
results[1] = Operation.Substraction.Op(results[1], i);
results[2] = Operation.And.Op(results[2], i);
}
sequenceBarrier = ringBuffer.NewBarrier();
handlers[0] = new ValueMutationEventHandler_v3(Operation.Addition);
handlers[1] = new ValueMutationEventHandler_v3(Operation.Substraction);
handlers[2] = new ValueMutationEventHandler_v3(Operation.And);
batchEventProcessors[0] = new BatchEventProcessor<ValueEvent>(ringBuffer, sequenceBarrier, handlers[0]);
batchEventProcessors[1] = new BatchEventProcessor<ValueEvent>(ringBuffer, sequenceBarrier, handlers[1]);
batchEventProcessors[2] = new BatchEventProcessor<ValueEvent>(ringBuffer, sequenceBarrier, handlers[2]);
ringBuffer.AddGatingSequences(
batchEventProcessors[0].Sequence,
batchEventProcessors[1].Sequence,
batchEventProcessors[2].Sequence);
}
public OnePublisherToThreeProcessorPipelineThroughputTest()
: base(TestName, ITERATIONS)
{
InitResult();
stepOneSequenceBarrier = ringBuffer.NewBarrier();
stepOneBatchProcessor = new BatchEventProcessor<FunctionEvent>(ringBuffer, stepOneSequenceBarrier, stepOneFunctionHandler);
stepTwoSequenceBarrier = ringBuffer.NewBarrier(stepOneBatchProcessor.Sequence);
stepTwoBatchProcessor = new BatchEventProcessor<FunctionEvent>(ringBuffer, stepTwoSequenceBarrier, stepTwoFunctionHandler);
stepThreeSequenceBarrier = ringBuffer.NewBarrier(stepTwoBatchProcessor.Sequence);
stepThreeBatchProcessor = new BatchEventProcessor<FunctionEvent>(ringBuffer, stepThreeSequenceBarrier, stepThreeFunctionHandler);
ringBuffer.AddGatingSequences(stepThreeBatchProcessor.Sequence);
}
public ThrottledOnePublisherToThreeProcessorPipelineLatencyTest()
//: base(TestName, ITERATIONS)
{
InitHistogram();
stepOneSequenceBarrier = ringBuffer.NewBarrier();
stepOneFunctionHandler = new LatencyStepEventHandler_V3(FunctionStep.One, _histogram, TicksToNanos);
stepOneBatchProcessor = new BatchEventProcessor<ValueEvent>(ringBuffer, stepOneSequenceBarrier, stepOneFunctionHandler);
stepTwoSequenceBarrier = ringBuffer.NewBarrier(stepOneBatchProcessor.Sequence);
stepTwoFunctionHandler = new LatencyStepEventHandler_V3(FunctionStep.Two, _histogram, TicksToNanos);
stepTwoBatchProcessor = new BatchEventProcessor<ValueEvent>(ringBuffer, stepTwoSequenceBarrier, stepTwoFunctionHandler);
stepThreeSequenceBarrier = ringBuffer.NewBarrier(stepTwoBatchProcessor.Sequence);
stepThreeFunctionHandler = new LatencyStepEventHandler_V3(FunctionStep.Three, _histogram, TicksToNanos);
stepThreeBatchProcessor = new BatchEventProcessor<ValueEvent>(ringBuffer, stepThreeSequenceBarrier, stepThreeFunctionHandler);
ringBuffer.AddGatingSequences(stepThreeBatchProcessor.Sequence);
}
public OneToThreePipelineSequencedThroughputTest()
: base(Test_Disruptor, ITERATIONS,7)
{
ThreadPool.SetMaxThreads(NUM_EVENT_PROCESSORS, NUM_EVENT_PROCESSORS);
stepOneSequenceBarrier = ringBuffer.NewBarrier();
stepOneBatchProcessor = new BatchEventProcessor<FunctionEvent>(ringBuffer, stepOneSequenceBarrier, stepOneFunctionHandler);
stepTwoSequenceBarrier = ringBuffer.NewBarrier(stepOneBatchProcessor.Sequence);
stepTwoBatchProcessor = new BatchEventProcessor<FunctionEvent>(ringBuffer, stepTwoSequenceBarrier, stepTwoFunctionHandler);
stepThreeSequenceBarrier = ringBuffer.NewBarrier(stepTwoBatchProcessor.Sequence);
stepThreeBatchProcessor = new BatchEventProcessor<FunctionEvent>(ringBuffer, stepThreeSequenceBarrier, stepThreeFunctionHandler);
ringBuffer.AddGatingSequences(stepThreeBatchProcessor.Sequence);
}