mayankkunwar commented on code in PR #6444: URL: https://github.com/apache/artemis/pull/6444#discussion_r3281895153
########## artemis-ffm/src/test/java/org/apache/artemis/nativo/jlibaio/test/jmh/AioCompareBenchmark.java: ########## @@ -0,0 +1,193 @@ +/* + * 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.artemis.nativo.jlibaio.test.jmh; + +import org.apache.artemis.nativo.jlibaio.LibaioContext; +import org.apache.artemis.nativo.jlibaio.LibaioFile; +import org.apache.artemis.nativo.jlibaio.SubmitInfo; +import org.openjdk.jmh.annotations.Benchmark; +import org.openjdk.jmh.annotations.BenchmarkMode; +import org.openjdk.jmh.annotations.Fork; +import org.openjdk.jmh.annotations.Level; +import org.openjdk.jmh.annotations.Measurement; +import org.openjdk.jmh.annotations.Mode; +import org.openjdk.jmh.annotations.OutputTimeUnit; +import org.openjdk.jmh.annotations.Param; +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.Warmup; + +import java.io.File; +import java.lang.foreign.MemorySegment; +import java.nio.ByteBuffer; +import java.util.concurrent.CountDownLatch; +import java.util.concurrent.TimeUnit; +import java.util.concurrent.atomic.AtomicReference; + +@State(Scope.Benchmark) +@BenchmarkMode(Mode.AverageTime) +@OutputTimeUnit(TimeUnit.NANOSECONDS) +@Fork(value = 2) +@Warmup(iterations = 5, time = 200, timeUnit = TimeUnit.MILLISECONDS) +@Measurement(iterations = 10, time = 200, timeUnit = TimeUnit.MILLISECONDS) +public class AioCompareBenchmark { + + private static final int FILE_SIZE = 10000 * 4096; + private static final int BLOCK_SIZE = 4096; + + @Param({"2048"}) + private int LIBAIO_QUEUE_SIZE; + + @Param({"10000"}) + private int recordCount; + + private File file; + private LibaioContext<SubmitInfo> control; + private LibaioFile<SubmitInfo> libaioFile; + + private MemorySegment headerSegment; + private ByteBuffer headerBuffer; + + private MemorySegment recordSegment; + private ByteBuffer recordBuffer; + + private final AtomicReference<CountDownLatch> currentLatch = new AtomicReference<>(); + + private Thread pollThread; + private volatile boolean polling = true; + + private final SubmitInfo callback = new SubmitInfo() { + @Override + public void onError(int errno, String message) { + //ignore + } + + @Override + public void done() { + CountDownLatch latch = currentLatch.get(); + if (latch != null) { + latch.countDown(); + } + } + }; + + private long fileId = 1L; + + @Setup(Level.Trial) + public void setuo() throws Exception { + file = File.createTempFile("aio-bench-", ".dat"); + + control = new LibaioContext<>(LIBAIO_QUEUE_SIZE, true, true); + libaioFile = control.openFile(file, true); + + //one-time file initialization + libaioFile.fallocate(FILE_SIZE); + + headerSegment = LibaioContext.newAlignedBuffer(BLOCK_SIZE, BLOCK_SIZE); + headerBuffer = headerSegment.asByteBuffer(); + + recordSegment = LibaioContext.newAlignedBuffer(BLOCK_SIZE, BLOCK_SIZE); + recordBuffer = recordSegment.asByteBuffer(); + + initRecord(headerBuffer); // filling the record clock with 1 + initRecord(recordBuffer); // filling the record clock with 1 + + fillHeader(fileId); + updateRecord(recordBuffer, fileId, 0L); + + polling = true; + pollThread = new Thread(() -> { + while (polling && !Thread.currentThread().isInterrupted()) { + try { + control.poll(); + } catch (Throwable e) { + if (polling) { + throw new RuntimeException(e); + } + break; + } + } + }, "aio-jmh-poll-thread"); + pollThread.setDaemon(true); + pollThread.start(); + } + + @TearDown(Level.Trial) + public void tearDown() throws Exception { + polling = false; + if (pollThread != null) { + pollThread.interrupt(); + pollThread.join(TimeUnit.SECONDS.toMillis(10)); + } + + if (libaioFile != null) { + libaioFile.close(); + } + if (control != null) { + control.close(); + } + if (headerSegment != null && headerSegment.address() != 0) { + LibaioContext.freeBuffer(headerSegment); + } + if (recordSegment != null && recordSegment.address() != 0) { + LibaioContext.freeBuffer(recordSegment); + } + if (file != null) { + file.delete(); + } + } + + @Benchmark + public void writeHeaderAndRecord() throws Exception { + CountDownLatch latch = new CountDownLatch(recordCount * 100); + currentLatch.set(latch); + + try { + // fillHeader(fileId); + // libaioFile.write(0L, BLOCK_SIZE, headerBuffer, callback); Review Comment: Sure, let me remove them. ########## artemis-ffm/src/test/java/org/apache/artemis/nativo/jlibaio/test/jmh/AioCompareBenchmark.java: ########## @@ -0,0 +1,193 @@ +/* + * 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.artemis.nativo.jlibaio.test.jmh; + +import org.apache.artemis.nativo.jlibaio.LibaioContext; +import org.apache.artemis.nativo.jlibaio.LibaioFile; +import org.apache.artemis.nativo.jlibaio.SubmitInfo; +import org.openjdk.jmh.annotations.Benchmark; +import org.openjdk.jmh.annotations.BenchmarkMode; +import org.openjdk.jmh.annotations.Fork; +import org.openjdk.jmh.annotations.Level; +import org.openjdk.jmh.annotations.Measurement; +import org.openjdk.jmh.annotations.Mode; +import org.openjdk.jmh.annotations.OutputTimeUnit; +import org.openjdk.jmh.annotations.Param; +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.Warmup; + +import java.io.File; +import java.lang.foreign.MemorySegment; +import java.nio.ByteBuffer; +import java.util.concurrent.CountDownLatch; +import java.util.concurrent.TimeUnit; +import java.util.concurrent.atomic.AtomicReference; + +@State(Scope.Benchmark) +@BenchmarkMode(Mode.AverageTime) +@OutputTimeUnit(TimeUnit.NANOSECONDS) +@Fork(value = 2) +@Warmup(iterations = 5, time = 200, timeUnit = TimeUnit.MILLISECONDS) +@Measurement(iterations = 10, time = 200, timeUnit = TimeUnit.MILLISECONDS) +public class AioCompareBenchmark { Review Comment: okay -- This is an automated message from the Apache Git Service. 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