122 lines
4.6 KiB
Diff
122 lines
4.6 KiB
Diff
From e2fd78d2cb7771f7cbc884e8c36d9a91fa0f8696 Mon Sep 17 00:00:00 2001
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Date: Fri, 29 Nov 2024 15:40:37 +0800
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Subject: Add KAE-zip GzipKAEBenchmark Benchmark
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---
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test/jdk/java/util/zip/GzipKAEBenchmark.java | 102 +++++++++++++++++++
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1 file changed, 102 insertions(+)
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create mode 100644 test/jdk/java/util/zip/GzipKAEBenchmark.java
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diff --git a/test/jdk/java/util/zip/GzipKAEBenchmark.java b/test/jdk/java/util/zip/GzipKAEBenchmark.java
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new file mode 100644
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index 000000000..6d753e14e
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--- /dev/null
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+++ b/test/jdk/java/util/zip/GzipKAEBenchmark.java
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@@ -0,0 +1,102 @@
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+/*
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+ * Copyright (c) 2024, Huawei Technologies Co., Ltd. All rights reserved.
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+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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+ *
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+ * This code is free software; you can redistribute it and/or modify it
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+ * under the terms of the GNU General Public License version 2 only, as
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+ * published by the Free Software Foundation.
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+ *
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+ * This code is distributed in the hope that it will be useful, but WITHOUT
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+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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+ * version 2 for more details (a copy is included in the LICENSE file that
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+ * accompanied this code).
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+ *
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+ * You should have received a copy of the GNU General Public License version
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+ * 2 along with this work; if not, write to the Free Software Foundation,
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+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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+ *
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+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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+ * or visit www.oracle.com if you need additional information or have any
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+ * questions.
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+ */
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+
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+import org.openjdk.jmh.annotations.BenchmarkMode;
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+import org.openjdk.jmh.annotations.Benchmark;
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+import org.openjdk.jmh.annotations.Fork;
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+import org.openjdk.jmh.annotations.Measurement;
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+import org.openjdk.jmh.annotations.Mode;
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+import org.openjdk.jmh.annotations.OutputTimeUnit;
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+import org.openjdk.jmh.annotations.Scope;
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+import org.openjdk.jmh.annotations.Param;
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+import org.openjdk.jmh.annotations.Setup;
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+import org.openjdk.jmh.annotations.State;
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+import org.openjdk.jmh.annotations.Threads;
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+import org.openjdk.jmh.annotations.Warmup;
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+import java.io.ByteArrayInputStream;
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+import java.io.ByteArrayOutputStream;
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+import java.io.IOException;
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+import java.util.zip.GZIPInputStream;
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+import java.util.zip.GZIPOutputStream;
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+import java.util.concurrent.TimeUnit;
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+import java.util.Random;
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+
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+@BenchmarkMode(Mode.SampleTime)
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+@OutputTimeUnit(TimeUnit.MILLISECONDS)
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+@Warmup(iterations = 5, time = 5, timeUnit = TimeUnit.MILLISECONDS)
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+@Measurement(iterations = 5, time = 10, timeUnit = TimeUnit.MILLISECONDS)
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+@Fork(jvmArgsPrepend = {"-Xms1G", "-Xmx1G", "-XX:+AlwaysPreTouch"}, value = 1)
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+@Threads(1)
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+@State(Scope.Benchmark)
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+public class GzipKAEBenchmark {
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+
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+ private byte[] srcBytes;
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+ private byte[] dstBytes;
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+
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+ Random rnd = new Random(8192);
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+ ByteArrayOutputStream srcBAOS = new ByteArrayOutputStream();
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+ ByteArrayOutputStream dstBAOS = new ByteArrayOutputStream();
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+
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+ @Setup
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+ public void setup() throws IOException {
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+ Random rnd = new Random(8192);
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+ ByteArrayOutputStream srcBAOS = new ByteArrayOutputStream();
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+ ByteArrayOutputStream dstBAOS = new ByteArrayOutputStream();
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+ for (int j = 0; j < 8192; j++) {
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+ byte[] src = new byte[rnd.nextInt(8192) + 1];
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+ rnd.nextBytes(src);
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+ srcBAOS.write(src);
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+ }
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+ srcBytes = srcBAOS.toByteArray();
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+ try (GZIPOutputStream gzos = new GZIPOutputStream(dstBAOS)) {
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+ gzos.write(srcBytes);
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+ }
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+ dstBytes = dstBAOS.toByteArray();
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+ }
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+
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+ @Param({"512", "2048", "10240", "51200", "204800"})
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+ private int BuffSize;
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+
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+ @Benchmark
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+ public void GzipDeflateTest() throws IOException{
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+ ByteArrayOutputStream byteArrayInputStream = new ByteArrayOutputStream();
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+ try (GZIPOutputStream gzipOutputStream = new GZIPOutputStream(byteArrayInputStream, BuffSize)) {
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+ gzipOutputStream.write(srcBytes);
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+ }
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+ }
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+
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+ @Benchmark
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+ public void GzipInflateTest() {
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+ ByteArrayInputStream bais = new ByteArrayInputStream(dstBytes);
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+ ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
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+ try (GZIPInputStream gzipInputStream = new GZIPInputStream(bais, BuffSize)) {
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+ byte[] buffer = new byte[1024*1024];
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+ int len;
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+ while ((len = gzipInputStream.read(buffer)) > 0) {
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+ byteArrayOutputStream.write(buffer, 0, len);
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+ }
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+ } catch (IOException e) {
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+ e.printStackTrace();
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+ }
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+ }
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+}
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\ No newline at end of file
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--
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2.22.0
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