org.openjdk.jmh.annotations.Measurement Java Examples

@Benchmark
@BenchmarkMode(Mode.Throughput)
@Warmup(iterations = 10, time = 3, timeUnit = TimeUnit.SECONDS)
@Measurement(iterations = 50, time = 3, timeUnit = TimeUnit.SECONDS)
@Threads(1)
public void testBuiltInStringSplit(Blackhole blackhole, MyState state) throws IOException {
    BufferedReader bf = new BufferedReader(new StringReader(state.eventListStr));
    String line;
    List<String> msseList = new ArrayList<>();

    StringBuilder outStrB = new StringBuilder();
    while ((line = bf.readLine()) != null) {
        outStrB.append(line);
    }
    String[] toks = outStrB.toString().split("\\$\\$\\$");

    for (String tok : toks) {
        msseList.add(tok);
    }

    blackhole.consume(msseList);
}
 

/** Benchmark for measuring HttpTraceContext extract. */
@Benchmark
@BenchmarkMode({Mode.AverageTime})
@Fork(1)
@Measurement(iterations = 15, time = 1)
@OutputTimeUnit(TimeUnit.NANOSECONDS)
@Warmup(iterations = 5, time = 1)
@OperationsPerInvocation(COUNT)
@Nullable
public Context measureExtract() {
  Context result = null;
  for (int i = 0; i < COUNT; i++) {
    result = httpTraceContext.extract(Context.ROOT, carriers.get(i), getter);
  }
  return result;
}
 

@Benchmark
@Warmup(iterations = 5, time = 1000, timeUnit = TimeUnit.MILLISECONDS)
@Measurement(iterations = 10, time = 1000, timeUnit = TimeUnit.MILLISECONDS)
public void verifySignatureBatchedParallelDoublePairing() {
  boolean res =
      BLS.batchVerify(
          keyPairs.stream()
              .map(kp -> Collections.singletonList(kp.getPublicKey()))
              .limit(sigCnt)
              .collect(Collectors.toList()),
          messages.subList(0, sigCnt),
          signatures.subList(0, sigCnt),
          true,
          true);
  if (!res) throw new IllegalStateException();
}
 

@Benchmark
@BenchmarkMode(Mode.All)
@Fork(value=1)
@Warmup(iterations = 20)
@Measurement(iterations = 20)
@OutputTimeUnit(TimeUnit.NANOSECONDS)
public Subsegment beginSubsegmentDummyParentBenchmark(DummyPopulatedRecorderState state) {
    return state.recorder.beginSubsegment(SUBSEGMENT_NAME);
}
 

@Benchmark
@BenchmarkMode(Mode.All)
@Fork(value=1)
@Warmup(iterations = 20)
@Measurement(iterations = 20)
@OutputTimeUnit(TimeUnit.NANOSECONDS)
public void endDummySegmentBenchmark(DummyPopulatedRecorderState state) {
    state.recorder.endSegment();
}
 

@Benchmark
@BenchmarkMode(Mode.All)
@Fork(value=1)
@Warmup(iterations = 20)
@Measurement(iterations = 20)
@OutputTimeUnit(TimeUnit.NANOSECONDS)
public boolean noSampleSamplingBenchmark(NoSampleSamplingRulesState state) {
    return state.samplingStrategy.shouldTrace(state.samplingRequest).isSampled();
}
 

@Benchmark
@Fork(value = 1, warmups = 1)
@BenchmarkMode(Mode.SingleShotTime)
@Warmup(iterations = 1)
@Measurement(iterations = 2)
public void cached() {
    insertPadding(paddingLen, negativeOnes, bb);
}
 

@Benchmark
@Fork(value = 1, warmups = 1)
@BenchmarkMode(Mode.SingleShotTime)
@Warmup(iterations = 1)
@Measurement(iterations = 5)
public void sortArray() {
    Arrays.sort(array, KeyValuePair.PAIR_COMPARATOR);
}
 

@Benchmark
@Warmup(iterations = 5, time = 1000, timeUnit = TimeUnit.MILLISECONDS)
@Measurement(iterations = 10, time = 1000, timeUnit = TimeUnit.MILLISECONDS)
public void setAllBits(Blackhole bh) {
  final Bitlist target = createBitlist();
  target.setAllBits(MANY_BITS_SET);
  bh.consume(target);
}
 

@Benchmark
@BenchmarkMode(Mode.All)
@Fork(value=1)
@Warmup(iterations = 20)
@Measurement(iterations = 20)
@OutputTimeUnit(TimeUnit.NANOSECONDS)
public void beginEndSegmentBenchmark(RecorderState state) {
    state.recorder.beginSegment(SEGMENT_NAME);
    state.recorder.endSegment();
}
 

@Benchmark
@BenchmarkMode(Mode.All)
@Fork(value=1)
@Warmup(iterations = 20)
@Measurement(iterations = 20)
@OutputTimeUnit(TimeUnit.NANOSECONDS)
public void putExceptionSegmentBenchmark(BenchmarkState state) {
    state.parentSegment.addException(state.theException);
}
 

@Benchmark
@BenchmarkMode(Mode.All)
@Fork(value=1)
@Warmup(iterations = 20)
@Measurement(iterations = 20)
@OutputTimeUnit(TimeUnit.NANOSECONDS)
public String serializeTwoGenerationSegment(MultiLevelSegmentState state) {
    return state.twoLevelSegment.serialize();
}
 

@Benchmark
@Warmup(iterations = 5, time = 1000, timeUnit = TimeUnit.MILLISECONDS)
@Measurement(iterations = 10, time = 1000, timeUnit = TimeUnit.MILLISECONDS)
public void iterateBalances(Blackhole bh) {
  for (UnsignedLong balance : beaconState.getBalances()) {
    bh.consume(balance);
  }
}
 

@Warmup(iterations = 20)
@Measurement(iterations = 10)
@Benchmark
public void sortOldWay() {
    for (int i = 0; i < NUMBER_OF_ITERATIONS; i++) {
        Arrays.sort(this.array);
    }
}
 

@Benchmark
@BenchmarkMode(Mode.All)
@Fork(value=1)
@Warmup(iterations = 20)
@Measurement(iterations = 20)
@OutputTimeUnit(TimeUnit.NANOSECONDS)
public String serializeFourChildSegment(SingleLevelSegmentState state) {
    return state.fourChildSegment.serialize();
}
 

@Benchmark
@BenchmarkMode(Mode.All)
@Fork(value=1)
@Warmup(iterations = 20)
@Measurement(iterations = 20)
@OutputTimeUnit(TimeUnit.NANOSECONDS)
public Subsegment constructSubsegmentPutInSegmentBenchmark(BenchmarkState state) {
    // TODO: Find a way to create just the subsegment and not force it into the parent segment?
    return new SubsegmentImpl(state.recorder, SEGMENT_NAME, state.parentSegment);
}
 

@Benchmark
@BenchmarkMode(Mode.All)
@Fork(value=1)
@Warmup(iterations = 20)
@Measurement(iterations = 20)
@OutputTimeUnit(TimeUnit.NANOSECONDS)
public void endSubsegmentDummyParentBenchmark(DummyPopulatedRecorderState state) {
    state.recorder.endSubsegment();
}
 

@Benchmark
@Warmup(iterations = 10, time = 100, timeUnit = TimeUnit.MILLISECONDS)
@Measurement(iterations = 10, time = 100, timeUnit = TimeUnit.MILLISECONDS)
public void sha256of33byteArray(Blackhole bh) {
  int idx = cnt++ % data.size();
  dataArray[idx]++;
  byte[] hash = Hash.sha2_256(dataArray);
  bh.consume(hash);
}
 

@Benchmark
@BenchmarkMode(Mode.All)
@Fork(value=1)
@Warmup(iterations = 20)
@Measurement(iterations = 20)
@OutputTimeUnit(TimeUnit.NANOSECONDS)
public void beginEndDummySegmentBenchmark(RecorderState state) {
    state.recorder.beginDummySegment();
    state.recorder.endSegment();
}
 

@Benchmark
@Warmup(iterations = 10, time = 100, timeUnit = TimeUnit.MILLISECONDS)
@Measurement(iterations = 10, time = 100, timeUnit = TimeUnit.MILLISECONDS)
public void integerSquareRoot(Blackhole bh) {
  n = n.plus(UnsignedLong.ONE);
  bh.consume(BeaconStateUtil.integer_squareroot(n));
}
 

@Benchmark
@BenchmarkMode(Mode.All)
@Fork(value=1)
@Warmup(iterations = 20)
@Measurement(iterations = 20)
@OutputTimeUnit(TimeUnit.NANOSECONDS)
public void beginEndSegmentSubsegmentBenchmark(RecorderState state) {
    state.recorder.beginSegment(SEGMENT_NAME);
    state.recorder.beginSubsegment(SUBSEGMENT_NAME);
    state.recorder.endSubsegment();
    state.recorder.endSegment();
}
 

@Benchmark
@BenchmarkMode(Mode.Throughput)
@OutputTimeUnit(TimeUnit.MILLISECONDS)
@Fork(value = 1)
@Threads(50)
@Warmup(iterations = 5)
@Measurement(iterations = 5)
public void testCascadedValidation(CascadedValidationState state, Blackhole blackhole) {
    DriverSetup driverSetup = new DriverSetup();
    Result result = state.rule.executeOn(driverSetup.model);
    assertThat(result.value()).isTrue();
    blackhole.consume(result);
}
 

@Warmup(iterations = 1)
@Measurement(iterations = 10)
@BenchmarkMode(Mode.AverageTime)
@OutputTimeUnit(TimeUnit.MILLISECONDS)
@Fork(value = 1)
@Threads(1)
@Benchmark
public void get(Blackhole blackhole, BenchmarkState state) {
    for (int i=0; i < state.bytes; ++i) {
        blackhole.consume(state.byteBuffer.get(i));
    }
}
 

@Warmup(iterations = 5)
@Measurement(iterations = 10)
@BenchmarkMode(Mode.AverageTime)
@OutputTimeUnit(TimeUnit.MILLISECONDS)
@Fork(value = 1)
@Threads(8)
@Benchmark
public void put(Blackhole blackhole,BenchmarkState state,ThreadState threadState) {
    for (int i = 0; i < threadState.numRows; ++i) {
        Map.Entry<String, String> pair = threadState.rows.get(i);
        state.oakMap.zc().put(pair.getKey(), pair.getValue());
        blackhole.consume(state.oakMap);
    }
}
 

@Warmup(iterations = 20)
@Measurement(iterations = 10)
@Benchmark
public void sortCurrentWay() {
    for (int i = 0; i < NUMBER_OF_ITERATIONS; i++) {
        Arrays.sort(this.array);
    }
}
 

@Benchmark
@Warmup(iterations = 5, batchSize = 5000)
@Measurement(iterations = 5, batchSize = 5000)
@BenchmarkMode(Mode.SingleShotTime)
public List<String> measureRight() {
    list.add(list.size() / 2, "something");
    return list;
}
 

@Benchmark
@BenchmarkMode(Mode.All)
@Fork(value=1)
@Warmup(iterations = 20)
@Measurement(iterations = 20)
@OutputTimeUnit(TimeUnit.NANOSECONDS)
public void endSegmentBenchmark(SegmentNoChildRecorderState state) {
    state.recorder.endSegment();
}
 

@Benchmark
@Threads(value = 10)
@Fork(1)
@Warmup(iterations = 5, time = 1)
@Measurement(iterations = 10, time = 1)
@OutputTimeUnit(TimeUnit.MILLISECONDS)
public void addAttributesEventsStatusEnd_10Threads() {
  doSpanWork(span);
}
 

@Benchmark
@Threads(value = 5)
@Fork(1)
@Warmup(iterations = 5, time = 1)
@Measurement(iterations = 10, time = 1)
@OutputTimeUnit(TimeUnit.MILLISECONDS)
public void addAttributesEventsStatusEnd_05Threads() {
  doSpanWork(span);
}
 

@Benchmark
@Fork(1)
@Warmup(iterations = 5, time = 1)
@Measurement(iterations = 10, time = 1)
@OutputTimeUnit(TimeUnit.MILLISECONDS)
@Threads(value = 1)
public void aggregate_1Threads() {
  aggregator.recordLong(100);
}