| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF 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 |
| * |
| * http://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 org.apache.logging.log4j.perf.jmh; |
| |
| import org.apache.logging.log4j.LogManager; |
| import org.apache.logging.log4j.Logger; |
| import org.openjdk.jmh.annotations.Benchmark; |
| import org.openjdk.jmh.annotations.BenchmarkMode; |
| import org.openjdk.jmh.annotations.Fork; |
| import org.openjdk.jmh.annotations.Measurement; |
| import org.openjdk.jmh.annotations.Mode; |
| import org.openjdk.jmh.annotations.OutputTimeUnit; |
| import org.openjdk.jmh.annotations.Scope; |
| import org.openjdk.jmh.annotations.Setup; |
| import org.openjdk.jmh.annotations.State; |
| import org.openjdk.jmh.annotations.TearDown; |
| import org.openjdk.jmh.annotations.Threads; |
| import org.openjdk.jmh.annotations.Warmup; |
| import org.slf4j.LoggerFactory; |
| |
| import java.io.File; |
| import java.util.concurrent.TimeUnit; |
| import java.util.logging.FileHandler; |
| import java.util.logging.Level; |
| |
| /** |
| * Benchmarks Log4j 2, Log4j 1, Logback and JUL using the ERROR level which is enabled for this test. |
| * The configuration for each writes to disk. |
| */ |
| // HOW TO RUN THIS TEST |
| // java -jar target/benchmarks.jar ".*FileAppenderThrowableBenchmark.*" -f 1 -i 10 -wi 20 -bm sample -tu ns |
| @State(Scope.Thread) |
| @Threads(1) |
| @Fork(1) |
| @Warmup(iterations = 3, time = 3) |
| @Measurement(iterations = 3, time = 3) |
| public class FileAppenderThrowableBenchmark { |
| |
| private static final Throwable THROWABLE = getThrowable(); |
| |
| private static Throwable getThrowable() { |
| return new IllegalStateException("Test Throwable"); |
| } |
| |
| private FileHandler julFileHandler; |
| Logger log4j2ExtendedThrowable; |
| Logger log4j2SimpleThrowable; |
| org.slf4j.Logger slf4jLogger; |
| org.apache.log4j.Logger log4j1Logger; |
| java.util.logging.Logger julLogger; |
| |
| @Setup |
| public void setUp() throws Exception { |
| deleteLogFiles(); |
| System.setProperty("log4j2.is.webapp", "false"); |
| System.setProperty("log4j.configurationFile", "log4j2-perf-file-throwable.xml"); |
| System.setProperty("log4j.configuration", "log4j12-perf-file-throwable.xml"); |
| System.setProperty("logback.configurationFile", "logback-perf-file-throwable.xml"); |
| |
| log4j2ExtendedThrowable = LogManager.getLogger("RAFExtendedException"); |
| log4j2SimpleThrowable = LogManager.getLogger("RAFSimpleException"); |
| slf4jLogger = LoggerFactory.getLogger(getClass()); |
| log4j1Logger = org.apache.log4j.Logger.getLogger(getClass()); |
| |
| julFileHandler = new FileHandler("target/testJulLog.log"); |
| julLogger = java.util.logging.Logger.getLogger(getClass().getName()); |
| julLogger.setUseParentHandlers(false); |
| julLogger.addHandler(julFileHandler); |
| julLogger.setLevel(Level.ALL); |
| } |
| |
| @TearDown |
| public void tearDown() { |
| System.clearProperty("log4j2.is.webapp"); |
| System.clearProperty("log4j.configurationFile"); |
| System.clearProperty("log4j.configuration"); |
| System.clearProperty("logback.configurationFile"); |
| deleteLogFiles(); |
| } |
| |
| private void deleteLogFiles() { |
| final File logbackFile = new File("target/testlogback.log"); |
| logbackFile.delete(); |
| final File log4jFile = new File ("target/testlog4j.log"); |
| log4jFile.delete(); |
| final File log4jRandomFile = new File ("target/extended-exception.log"); |
| log4jRandomFile.delete(); |
| final File log4j2File = new File ("target/simple-exception.log"); |
| log4j2File.delete(); |
| final File julFile = new File("target/testJulLog.log"); |
| julFile.delete(); |
| } |
| |
| @BenchmarkMode(Mode.Throughput) |
| @OutputTimeUnit(TimeUnit.SECONDS) |
| @Benchmark |
| public void log4j1() { |
| log4j1Logger.error("Caught an exception", THROWABLE); |
| } |
| |
| @BenchmarkMode(Mode.Throughput) |
| @OutputTimeUnit(TimeUnit.SECONDS) |
| @Benchmark |
| public void log4j2SimpleThrowable() { |
| log4j2SimpleThrowable.error("Caught an exception", THROWABLE); |
| } |
| |
| @BenchmarkMode(Mode.Throughput) |
| @OutputTimeUnit(TimeUnit.SECONDS) |
| @Benchmark |
| public void log4j2ExtendedThrowable() { |
| log4j2ExtendedThrowable.error("Caught an exception", THROWABLE); |
| } |
| |
| @BenchmarkMode(Mode.Throughput) |
| @OutputTimeUnit(TimeUnit.SECONDS) |
| @Benchmark |
| public void logbackFile() { |
| slf4jLogger.error("Caught an exception", THROWABLE); |
| } |
| |
| @BenchmarkMode(Mode.Throughput) |
| @OutputTimeUnit(TimeUnit.SECONDS) |
| @Benchmark |
| public void julFile() { |
| // must specify sourceClass or JUL will look it up by walking the stack trace! |
| julLogger.logp(Level.SEVERE, getClass().getName(), "param1JulFile", "Caught an exception", THROWABLE); |
| } |
| } |