-
Notifications
You must be signed in to change notification settings - Fork 308
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
7903511: JMH: Add score stability performance tests
- Loading branch information
Showing
5 changed files
with
163 additions
and
8 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
43 changes: 43 additions & 0 deletions
43
jmh-core-benchmarks/src/main/java/org/openjdk/jmh/benchmarks/LongStabilityBench.java
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,43 @@ | ||
| /* | ||
| * Copyright Amazon.com Inc. or its affiliates. All Rights Reserved. | ||
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | ||
| * | ||
| * This code is free software; you can redistribute it and/or modify it | ||
| * under the terms of the GNU General Public License version 2 only, as | ||
| * published by the Free Software Foundation. Oracle designates this | ||
| * particular file as subject to the "Classpath" exception as provided | ||
| * by Oracle in the LICENSE file that accompanied this code. | ||
| * | ||
| * This code is distributed in the hope that it will be useful, but WITHOUT | ||
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | ||
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | ||
| * version 2 for more details (a copy is included in the LICENSE file that | ||
| * accompanied this code). | ||
| * | ||
| * You should have received a copy of the GNU General Public License version | ||
| * 2 along with this work; if not, write to the Free Software Foundation, | ||
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | ||
| * | ||
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | ||
| * or visit www.oracle.com if you need additional information or have any | ||
| * questions. | ||
| */ | ||
| package org.openjdk.jmh.benchmarks; | ||
|
|
||
| import org.openjdk.jmh.annotations.*; | ||
| import org.openjdk.jmh.infra.Blackhole; | ||
|
|
||
| import java.util.concurrent.TimeUnit; | ||
|
|
||
| @BenchmarkMode(Mode.Throughput) | ||
| @OutputTimeUnit(TimeUnit.SECONDS) | ||
| @Threads(1) | ||
| @State(Scope.Thread) | ||
| public class LongStabilityBench { | ||
|
|
||
| @Benchmark | ||
| public void test() { | ||
| Blackhole.consumeCPU(1_000_000); | ||
| } | ||
|
|
||
| } |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
93 changes: 93 additions & 0 deletions
93
jmh-core-benchmarks/src/main/java/org/openjdk/jmh/validation/tests/LongStabilityTest.java
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,93 @@ | ||
| /* | ||
| * Copyright Amazon.com Inc. or its affiliates. All Rights Reserved. | ||
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | ||
| * | ||
| * This code is free software; you can redistribute it and/or modify it | ||
| * under the terms of the GNU General Public License version 2 only, as | ||
| * published by the Free Software Foundation. Oracle designates this | ||
| * particular file as subject to the "Classpath" exception as provided | ||
| * by Oracle in the LICENSE file that accompanied this code. | ||
| * | ||
| * This code is distributed in the hope that it will be useful, but WITHOUT | ||
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | ||
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | ||
| * version 2 for more details (a copy is included in the LICENSE file that | ||
| * accompanied this code). | ||
| * | ||
| * You should have received a copy of the GNU General Public License version | ||
| * 2 along with this work; if not, write to the Free Software Foundation, | ||
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | ||
| * | ||
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | ||
| * or visit www.oracle.com if you need additional information or have any | ||
| * questions. | ||
| */ | ||
| package org.openjdk.jmh.validation.tests; | ||
|
|
||
| import org.openjdk.jmh.benchmarks.LongStabilityBench; | ||
| import org.openjdk.jmh.results.Result; | ||
| import org.openjdk.jmh.results.RunResult; | ||
| import org.openjdk.jmh.runner.Runner; | ||
| import org.openjdk.jmh.runner.RunnerException; | ||
| import org.openjdk.jmh.runner.options.Options; | ||
| import org.openjdk.jmh.runner.options.OptionsBuilder; | ||
| import org.openjdk.jmh.runner.options.TimeValue; | ||
| import org.openjdk.jmh.runner.options.VerboseMode; | ||
| import org.openjdk.jmh.validation.ValidationTest; | ||
|
|
||
| import java.io.PrintWriter; | ||
| import java.util.concurrent.ThreadLocalRandom; | ||
|
|
||
| public class LongStabilityTest extends ValidationTest { | ||
| private final int tries; | ||
|
|
||
| public LongStabilityTest(int tries) { | ||
| this.tries = tries; | ||
| } | ||
|
|
||
| @Override | ||
| public void runWith(PrintWriter pw, Options parent) throws RunnerException { | ||
| pw.println("--------- LONG STABILITY TEST"); | ||
| pw.println(); | ||
|
|
||
| org.openjdk.jmh.util.Utils.reflow(pw, | ||
| "This test verifies the performance for a single test by running it several times with some " + | ||
| "delays between the runs. The performance should be the same across all runs. " + | ||
| "If there is a significant difference between the runs, this is usually " + | ||
| "indicative of noisy environment, e.g. a busy virtualized node, or background processes " + | ||
| "interfering with the run, making the benchmarks unreliable.", | ||
| 80, 2); | ||
| pw.println(); | ||
|
|
||
| for (int t = 0; t < tries; t++) { | ||
| int ms = (t == 0) ? 0 : ThreadLocalRandom.current().nextInt(5_000, 30_000); | ||
|
|
||
| pw.printf(" Sleeping for %6d ms...", ms); | ||
| pw.flush(); | ||
| try { | ||
| Thread.sleep(ms); | ||
| } catch (InterruptedException e) { | ||
| // Do nothing. | ||
| } | ||
|
|
||
| pw.print(" Run: "); | ||
| pw.flush(); | ||
|
|
||
| Options opts = new OptionsBuilder() | ||
| .parent(parent) | ||
| .include(LongStabilityBench.class.getCanonicalName()) | ||
| .warmupIterations(5) | ||
| .warmupTime(TimeValue.seconds(1)) | ||
| .measurementIterations(5) | ||
| .measurementTime(TimeValue.seconds(1)) | ||
| .forks(1) | ||
| .verbosity(VerboseMode.SILENT) | ||
| .build(); | ||
|
|
||
| RunResult result = new Runner(opts).runSingle(); | ||
| Result r = result.getPrimaryResult(); | ||
| pw.printf(" %16s", String.format("%.2f \u00b1 %.2f %s%n", r.getScore(), r.getScoreError(), r.getScoreUnit())); | ||
| pw.flush(); | ||
| } | ||
| } | ||
| } |