io.netty.handler.codec.http.HttpStatusValueOfBenchmark Maven / Gradle / Ivy
/*
* Copyright 2023 The Netty Project
*
* The Netty Project licenses this file to you under the Apache License,
* version 2.0 (the "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at:
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*/
package io.netty.handler.codec.http;
import io.netty.microbench.util.AbstractMicrobenchmark;
import io.netty.util.internal.SuppressJava6Requirement;
import org.openjdk.jmh.annotations.Benchmark;
import org.openjdk.jmh.annotations.BenchmarkMode;
import org.openjdk.jmh.annotations.Level;
import org.openjdk.jmh.annotations.Measurement;
import org.openjdk.jmh.annotations.Mode;
import org.openjdk.jmh.annotations.OperationsPerInvocation;
import org.openjdk.jmh.annotations.OutputTimeUnit;
import org.openjdk.jmh.annotations.Setup;
import org.openjdk.jmh.annotations.Warmup;
import org.openjdk.jmh.infra.BenchmarkParams;
import org.openjdk.jmh.infra.Blackhole;
import org.openjdk.jmh.profile.LinuxPerfNormProfiler;
import org.openjdk.jmh.profile.ProfilerException;
import org.openjdk.jmh.profile.ProfilerFactory;
import org.openjdk.jmh.runner.options.ChainedOptionsBuilder;
import org.openjdk.jmh.runner.options.ProfilerConfig;
import java.text.DecimalFormat;
import java.util.SplittableRandom;
import java.util.concurrent.TimeUnit;
@BenchmarkMode(Mode.Throughput)
@Warmup(iterations = 10, time = 1)
@Measurement(iterations = 10, time = 1)
@OutputTimeUnit(TimeUnit.MICROSECONDS)
@SuppressJava6Requirement(reason = "suppress")
public class HttpStatusValueOfBenchmark extends AbstractMicrobenchmark {
private static final SplittableRandom random = new SplittableRandom();
private static final DecimalFormat df = new DecimalFormat("##.##%");
private static final int[] data_1300 = new int[1300];
private static final int[] data_2600 = new int[2600];
private static final int[] data_5300 = new int[5300];
private static final int[] data_11000 = new int[11000];
private static final int[] data_23000 = new int[23000];
private static final boolean ENABLE_POLLUTE = false;
@Setup(Level.Invocation)
public void setup(Blackhole bh, BenchmarkParams benchmarkParams) {
switch (benchmarkParams.getOpsPerInvocation()) {
case 1300 :
polluteBranchIfEnabled(bh, data_1300);
fillBenchMarkData(data_1300);
break;
case 2600 :
polluteBranchIfEnabled(bh, data_2600);
fillBenchMarkData(data_2600);
break;
case 5300 :
polluteBranchIfEnabled(bh, data_5300);
fillBenchMarkData(data_5300);
break;
case 11000 :
polluteBranchIfEnabled(bh, data_11000);
fillBenchMarkData(data_11000);
break;
case 23000 :
polluteBranchIfEnabled(bh, data_23000);
fillBenchMarkData(data_23000);
break;
}
}
@Benchmark
@OperationsPerInvocation(1300)
public void valueOf_1300(Blackhole bh) {
for (int code : data_1300) {
bh.consume(HttpStatusClass.valueOf(code));
}
}
@Benchmark
@OperationsPerInvocation(2600)
public void valueOf_2600(Blackhole bh) {
for (int code : data_2600) {
bh.consume(HttpStatusClass.valueOf(code));
}
}
@Benchmark
@OperationsPerInvocation(5300)
public void valueOf_5300(Blackhole bh) {
for (int code : data_5300) {
bh.consume(HttpStatusClass.valueOf(code));
}
}
@Benchmark
@OperationsPerInvocation(11000)
public void valueOf_11000(Blackhole bh) {
for (int code : data_11000) {
bh.consume(HttpStatusClass.valueOf(code));
}
}
@Benchmark
@OperationsPerInvocation(23000)
public void valueOf_23000(Blackhole bh) {
for (int code : data_23000) {
bh.consume(HttpStatusClass.valueOf(code));
}
}
public HttpStatusValueOfBenchmark() {
// disable assertion
super(true);
}
private static void polluteBranchIfEnabled(Blackhole bh, int[] polluteData) {
if (ENABLE_POLLUTE) {
fillPolluteData(polluteData);
for (int code : polluteData) {
bh.consume(HttpStatusClass.valueOf(code));
}
}
}
private static void fillBenchMarkData(int[] benchMarkData) {
double c1x = 0, c2x = 0, c3x = 0, c4x = 0, c5x = 0, c6x = 0;
for (int i = 0; i < benchMarkData.length;) {
// [0, 100)
int code = random.nextInt(0, 100);
// 38%
if (code < 38) {
benchMarkData[i++] = random.nextInt(100, 200);
++c1x;
continue;
}
// 30%
if (code < 68) {
benchMarkData[i++] = random.nextInt(200, 300);
++c2x;
continue;
}
// 15%
if (code < 83) {
benchMarkData[i++] = random.nextInt(300, 400);
++c3x;
continue;
}
// 10%
if (code < 93) {
benchMarkData[i++] = random.nextInt(400, 500);
++c4x;
continue;
}
// 5%
if (code < 98) {
benchMarkData[i++] = random.nextInt(500, 600);
++c5x;
continue;
}
// 2%
benchMarkData[i++] = random.nextInt(-50, 50);
++c6x;
}
// printCodePercentage("fillBenchMarkData", benchMarkData.length, c1x, c2x, c3x, c4x, c5x, c6x);
}
private static void fillPolluteData(int[] polluteData) {
double c1x = 0, c2x = 0, c3x = 0, c4x = 0, c5x = 0, c6x = 0;
for (int i = 0; i < polluteData.length;) {
// [0, 96)
int code = random.nextInt(0, 96);
// (100/6) %
if (code < 16) {
polluteData[i++] = random.nextInt(100, 200);
++c1x;
continue;
}
// (100/6) %
if (code < 32) {
polluteData[i++] = random.nextInt(200, 300);
++c2x;
continue;
}
// (100/6) %
if (code < 48) {
polluteData[i++] = random.nextInt(300, 400);
++c3x;
continue;
}
// (100/6) %
if (code < 64) {
polluteData[i++] = random.nextInt(400, 500);
++c4x;
continue;
}
// (100/6) %
if (code < 80) {
polluteData[i++] = random.nextInt(500, 600);
++c5x;
continue;
}
// (100/6) %
polluteData[i++] = random.nextInt(-50, 50);
++c6x;
}
// printCodePercentage("fillPolluteData", polluteData.length, c1x, c2x, c3x, c4x, c5x, c6x);
}
@Override
protected ChainedOptionsBuilder newOptionsBuilder() throws Exception {
Class profilerClass = LinuxPerfNormProfiler.class;
try {
ProfilerFactory.getProfilerOrException(new ProfilerConfig(profilerClass.getCanonicalName()));
} catch (ProfilerException t) {
// Fall back to default.
return super.newOptionsBuilder();
}
return super.newOptionsBuilder().addProfiler(profilerClass);
}
private static void printCodePercentage(String desc, int length, double c1x, double c2x, double c3x, double c4x,
double c5x, double c6x) {
System.out.println("\n" + desc + "===>"
+ "INFORMATIONAL:" + df.format(c1x / length)
+ ", SUCCESS:" + df.format(c2x / length)
+ ", REDIRECTION:" + df.format(c3x / length)
+ ", CLIENT_ERROR:" + df.format(c4x / length)
+ ", SERVER_ERROR:" + df.format(c5x / length)
+ ", UNKNOWN:" + df.format(c6x / length)
);
}
}
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