Java Code Examples for org.openjdk.jmh.annotations.Mode

@BenchmarkMode(Mode.SampleTime)
@OutputTimeUnit(TimeUnit.MILLISECONDS)
public IdMap<FixedIntArray> benchmarkOffHeapPreSizeWithoutCache()
    throws IOException {
  PinotDataBufferMemoryManager memoryManager = new DirectMemoryManager("perfTest");

  IdMap<FixedIntArray> idMap =
      new FixedIntArrayOffHeapIdMap(CARDINALITY, 0, NUM_COLUMNS, memoryManager, "perfTestWithCache");

  for (FixedIntArray value : _values) {
    idMap.put(value);
  }

  memoryManager.close();
  return idMap;
}
 

@Benchmark
@BenchmarkMode(Mode.SampleTime)
@OutputTimeUnit(TimeUnit.MILLISECONDS)
@Warmup(
    iterations = 10
)
@Measurement(
    iterations = 10
)
@Fork(1)
public void vectorXOps() {

    vectorX.map(i -> i * 2)
            .concatMap(i->Vector.range(0,10))
            .map(i -> i * 2)
            .filter(i -> i < 5000)
            .map(i -> "hello " + i)
            .zip(Vector.range(0,1000000))
            .map(i->i._1())
            .map(i -> i.length())
           .foldLeft((a, b) -> a + b);




}
 

@Benchmark
@BenchmarkMode(Mode.AverageTime)
@OutputTimeUnit(TimeUnit.MILLISECONDS)
public void forwardChainingSchemaCachingRDFSInferencer() throws IOException {
	SailRepository sail = new SailRepository(new SchemaCachingRDFSInferencer(new MemoryStore()));

	try (SailRepositoryConnection connection = sail.getConnection()) {
		connection.begin();

		connection.add(resourceAsStream("schema.ttl"), "", RDFFormat.TURTLE);
		addAllDataSingleTransaction(connection);

		connection.commit();
	}

	checkSize(sail);
}
 

/**
 * Run the benchmark with all the examples in BenchmarkUtil.SPEC_EXAMPLE_NAMES
 */
public Collection<RunResult> runAll() throws RunnerException {
    Options opt = new OptionsBuilder()
            .include(".*" + benchmarkClass.getSimpleName() + ".*")
            .jvmArgsPrepend("-Xms4g", "-Xmx4g")
            .jvmArgsAppend(properties.toArray(new String[properties.size()]))
            .verbosity(VerboseMode.NORMAL)
            .warmupIterations(1)
            .warmupTime(TimeValue.seconds(10))
            .measurementIterations(1)
            .measurementTime(TimeValue.seconds(10))
            .shouldDoGC(true)
            .forks(1)
            .output("results.txt")
            .mode(Mode.SingleShotTime)
            .param("exampleName", BenchmarkUtil.SPEC_EXAMPLE_NAMES.toArray(new String[0])) // https://stackoverflow.com/a/4042464/161022
            .build();
    return new Runner(opt).run();
}
 

@Benchmark
@BenchmarkMode({ Mode.Throughput })
@OutputTimeUnit(TimeUnit.MICROSECONDS)
public Integer threadIdMap() {
	Long key = Thread.currentThread().getId();
	Integer value = threadIdMap.get(key);

	if (value != null) {
		return value;
	}

	value = 100;
	threadIdMap.put(key, value);

	return value;
}
 

@Benchmark
@BenchmarkMode({ Mode.Throughput })
@OutputTimeUnit(TimeUnit.MICROSECONDS)
@SuppressWarnings("deprecation")
public byte[] getBytesAsciiWithBuffer() throws Exception {
	boolean ascii = false;
	if (isLatin1Method != null) {
		try {
			ascii = (boolean) isLatin1Method.invoke(str);
		} catch (Exception e) {
			ascii = false;
		}
	}

	if (ascii) {
		byte[] buffer = bufferHolder.get();
		str.getBytes(0, str.length(), buffer, 0);
		return buffer;
	} else {
		return str.getBytes(StandardCharsets.UTF_8);
	}
}
 

@Benchmark
@BenchmarkMode({ Mode.Throughput })
@OutputTimeUnit(TimeUnit.MICROSECONDS)
public byte loopReadByteBytes() {
	byte value = 0;

	for (int i = 0; i < length; i++) {
		value = bytes[i];
	}

	return value;
}
 

@Benchmark
@BenchmarkMode(Mode.AverageTime)
@OutputTimeUnit(TimeUnit.MILLISECONDS)
public void sixteenBitBulkContiguous() {
  for (int startIndex = 0; startIndex < ROWS; startIndex += 32) {
    _bitSet16.readInt(startIndex, 16, 32, unpacked);
  }
}
 

/**
 *  Checkstyle.
 */
@Benchmark
@BenchmarkMode(Mode.AverageTime)
@OutputTimeUnit(TimeUnit.NANOSECONDS)
public void grpcHeaders_clientHandler(Blackhole bh) {
  clientHandler(bh, new GrpcHttp2ResponseHeaders(2));
}
 

@Benchmark
@BenchmarkMode({ Mode.Throughput })
@OutputTimeUnit(TimeUnit.MILLISECONDS)
@Override
public Object getUser() throws Exception {
	return super.getUser();
}
 

@Benchmark
@BenchmarkMode({ Mode.Throughput, Mode.AverageTime, Mode.SampleTime })
@OutputTimeUnit(TimeUnit.MILLISECONDS)
public MotanUser getUser() throws Exception {
	int id = counter.getAndIncrement();
	return userService.getUser(id);
}
 

@Benchmark
@BenchmarkMode({ Mode.Throughput })
@OutputTimeUnit(TimeUnit.MILLISECONDS)
public void nettyByteBufPage() {
	nettyByteBuf.clear();
	nettyByteBufOutput.setBuffer(nettyByteBuf);
	kryo.writeObject(nettyByteBufOutput, page);

	nettyByteBufInput.setBuffer(nettyByteBuf);
	kryo.readObject(nettyByteBufInput, Page.class);
}
 

@Benchmark
@BenchmarkMode(Mode.AverageTime)
public int defaultClientHeaders() {
    Http2Headers headers = new DefaultHttp2Headers(false);
    for (int i = 0; i < headerCount; ++i) {
        headers.add(headerNames[i], headerValues[i]);
    }
    headers.method(HttpMethod.POST.asciiName());
    headers.scheme(HttpScheme.HTTPS.name());
    headers.path(path);
    headers.authority(authority);
    return iterate(headers);
}
 

@Benchmark
@BenchmarkMode({ Mode.Throughput })
@OutputTimeUnit(TimeUnit.MILLISECONDS)
public void serializeUserList2() throws Exception {
	nioBuffer.clear();
	listBuffer.clear();

	mapper.writeValue(nioOutputStream, userPage);

	nioBuffer.flip();
	listBuffer.writeBytes(nioBuffer);
}
 

@Benchmark
@BenchmarkMode({ Mode.Throughput, Mode.AverageTime, Mode.SampleTime })
@OutputTimeUnit(TimeUnit.MILLISECONDS)
@Override
public User getUser() throws Exception {
	return super.getUser();
}
 

@Benchmark
@BenchmarkMode(Mode.All)
@OutputTimeUnit(TimeUnit.NANOSECONDS)
public void testTheMethod4(TestState state, Blackhole blackhole) {
    SomeClass someClass = new SomeClass();
    blackhole.consume(someClass.someMethod(state.m, state.s));
}
 

@Benchmark
@BenchmarkMode(Mode.SingleShotTime)
public void queryPerson() {
    try (Result<Person> results = data.select(Person.class).limit(10000).get()) {
        for (Person p : results) {
            p.getName();
        }
    }
}
 

@Benchmark
@BenchmarkMode({ Mode.Throughput })
@OutputTimeUnit(TimeUnit.MICROSECONDS)
public void loopSetDirectByteBuffer() {
	directByteBuffe.clear();

	for (int i = 0; i < length; i++) {
		directByteBuffe.put((byte) i);
	}
}
 

@CompilerControl(CompilerControl.Mode.INLINE)
private static void clientHandler(Blackhole bh, Http2Headers headers) {
  // NettyClientHandler does not directly access headers, but convert to Metadata immediately.

  bh.consume(headers.add(responseHeaders[0], responseHeaders[1]));
  bh.consume(headers.add(responseHeaders[2], responseHeaders[3]));

  bh.consume(Utils.convertHeaders(headers));
}
 

/**
 * This benchmark attempts to measure performance of {@link TextFormat#extract(Object, Getter)}.
 */
@Benchmark
@BenchmarkMode(Mode.SampleTime)
@OutputTimeUnit(TimeUnit.NANOSECONDS)
public SpanContext extract(Data data) throws SpanContextParseException {
  return data.textFormatBase.extract(data.spanContextHeaders);
}
 

@Benchmark
@BenchmarkMode(Mode.SampleTime)
@OutputTimeUnit(TimeUnit.MILLISECONDS)
public int benchmarkStringDictionaryCreation()
    throws IOException {
  try (SegmentDictionaryCreator dictionaryCreator = new SegmentDictionaryCreator(_sortedStrings, STRING_FIELD,
      INDEX_DIR)) {
    dictionaryCreator.build();
    return dictionaryCreator.indexOfSV("0");
  }
}
 

public static void main(String[] args) throws RunnerException {
    Options opt = new OptionsBuilder().include(JMHBenchmark.class.getSimpleName())
                                      .forks(1)
                                      .warmupIterations(5)
                                      .measurementIterations(10)
                                      .mode(Mode.Throughput)
                                      .build();

    new Runner(opt).run();
}
 

@Benchmark
@BenchmarkMode(Mode.AverageTime)
public void http2Iterate(Blackhole bh) {
    for (Entry<CharSequence, CharSequence> entry : http2Headers) {
        bh.consume(entry);
    }
}
 

/** Record batched double last value measures. */
@Benchmark
@BenchmarkMode(Mode.AverageTime)
@OutputTimeUnit(TimeUnit.NANOSECONDS)
public MeasureMap recordBatchedDoubleLastValue(Data data) {
  MeasureMap map = data.recorder.newMeasureMap();
  for (int i = 0; i < data.numValues; i++) {
    map.put(StatsBenchmarksUtil.DOUBLE_LASTVALUE_MEASURES[i], (double) i);
  }
  map.record(data.tags);
  return map;
}
 

@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);
    }
}
 

@Benchmark
@BenchmarkMode(Mode.AverageTime)
@OutputTimeUnit(TimeUnit.MILLISECONDS)
public void twoBitContiguous() {
  for (int startIndex = 0; startIndex < ROWS; startIndex++) {
    _bitSet2.readInt(startIndex, 2);
  }
}
 

@Benchmark
@BenchmarkMode(Mode.AverageTime)
public int defaultTrailers() {
    Http2Headers headers = new DefaultHttp2Headers(false);
    for (int i = 0; i < headerCount; ++i) {
        headers.add(headerNames[i], headerValues[i]);
    }
    return iterate(headers);
}
 

/**
 * Javadoc comment.
 */
@Benchmark
@BenchmarkMode(Mode.SampleTime)
@OutputTimeUnit(TimeUnit.NANOSECONDS)
public Status codeDecode() {
  return Status.CODE_KEY.parseBytes("15".getBytes(Charset.forName("US-ASCII")));
}
 

@Benchmark
@BenchmarkMode({ Mode.Throughput })
@OutputTimeUnit(TimeUnit.MICROSECONDS)
public void batchSetByteBuffer() {
	byteBuffe.clear();
	byteBuffe.put(bytes);
}
 

@Benchmark
@BenchmarkMode(Mode.SampleTime)
@OutputTimeUnit(TimeUnit.MILLISECONDS)
public int benchmarkOffHeapPreSizeWithOverflow()
    throws IOException {
  try (LongOffHeapMutableDictionary dictionary = new LongOffHeapMutableDictionary(CARDINALITY, 1000, _memoryManager,
      "longColumn")) {
    int value = 0;
    for (Long colValue : _colValues) {
      value += dictionary.index(colValue);
    }
    return value;
  }
}