89 lines
3.2 KiB
Java
89 lines
3.2 KiB
Java
/*
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* Copyright (c) 2015, 2022, Oracle and/or its affiliates. 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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* @test
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* @key randomness
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* @bug 8137167
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* @summary Tests jcmd to be able to add a lot of huge directive files with
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* parallel executed jcmds until timeout has reached
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* @modules java.base/jdk.internal.misc
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* @library /test/lib /
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*
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* @build jdk.test.whitebox.WhiteBox
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* @run driver jdk.test.lib.helpers.ClassFileInstaller jdk.test.whitebox.WhiteBox
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* @run driver compiler.compilercontrol.jcmd.StressAddMultiThreadedTest
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*/
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package compiler.compilercontrol.jcmd;
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import jdk.test.lib.dcmd.PidJcmdExecutor;
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import java.util.concurrent.ArrayBlockingQueue;
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import java.util.concurrent.BlockingQueue;
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import java.util.concurrent.ExecutorService;
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import java.util.concurrent.ThreadPoolExecutor;
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import java.util.concurrent.TimeUnit;
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public class StressAddMultiThreadedTest extends StressAddJcmdBase {
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private static final int THREADS = Integer.getInteger(
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"compiler.compilercontrol.jcmd.StressAddMultiThreadedTest.threads",
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5);
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private volatile int commands = Integer.getInteger(
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"compiler.compilercontrol.jcmd.StressAddMultiThreadedTest.commands",
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20);
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private final BlockingQueue<Runnable> queue;
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private final ExecutorService executor;
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public StressAddMultiThreadedTest() {
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queue = new ArrayBlockingQueue<>(THREADS);
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executor = new ThreadPoolExecutor(THREADS, THREADS, 100,
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TimeUnit.MILLISECONDS, queue,
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new ThreadPoolExecutor.CallerRunsPolicy());
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}
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public static void main(String[] args) {
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new StressAddMultiThreadedTest().test();
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}
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@Override
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protected boolean makeConnection(int pid) {
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String nextCommand = nextCommand();
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executor.submit(() -> new PidJcmdExecutor(String.valueOf(pid))
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.execute(nextCommand));
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return (--commands != 0);
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}
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@Override
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protected void finish() {
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executor.shutdown();
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try {
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executor.awaitTermination(10, TimeUnit.SECONDS);
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} catch (InterruptedException e) {
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throw new Error("Interrupted while awaiting for termination: " + e,
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e);
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}
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executor.shutdownNow();
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}
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}
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