1 /* 2 * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 /* 25 * @test 26 * @bug 8137167 27 * @summary Tests jcmd to be able to add a lot of huge directive files with 28 * parallel executed jcmds until timeout has reached 29 * @library /testlibrary /test/lib /compiler/testlibrary ../share / 30 * @ignore 8148563 31 * @build compiler.compilercontrol.jcmd.StressAddMultiThreadedTest 32 * pool.sub.* pool.subpack.* sun.hotspot.WhiteBox 33 * compiler.testlibrary.CompilerUtils 34 * compiler.compilercontrol.share.actions.* 35 * @run main ClassFileInstaller sun.hotspot.WhiteBox 36 * sun.hotspot.WhiteBox$WhiteBoxPermission 37 * @run main/othervm/timeout=360 compiler.compilercontrol.jcmd.StressAddMultiThreadedTest 38 */ 39 40 package compiler.compilercontrol.jcmd; 41 42 import jdk.test.lib.dcmd.PidJcmdExecutor; 43 44 import java.util.List; 45 import java.util.concurrent.ArrayBlockingQueue; 46 import java.util.concurrent.BlockingQueue; 47 import java.util.concurrent.ExecutorService; 48 import java.util.concurrent.ThreadPoolExecutor; 49 import java.util.concurrent.TimeUnit; 50 51 public class StressAddMultiThreadedTest extends StressAddJcmdBase { 52 private static final int THREADS; 53 private final BlockingQueue<Runnable> queue; 54 private final ExecutorService executor; 55 56 static { 57 THREADS = Runtime.getRuntime().availableProcessors() 58 * Integer.getInteger("compiler.compilercontrol.jcmd" + 59 ".StressAddMultiThreadedTest.threadFactor", 10); 60 } 61 62 public StressAddMultiThreadedTest() { 63 queue = new ArrayBlockingQueue<>(THREADS); 64 executor = new ThreadPoolExecutor(THREADS, THREADS, 100, 65 TimeUnit.MILLISECONDS, queue, 66 new ThreadPoolExecutor.CallerRunsPolicy()); 67 } 68 69 public static void main(String[] args) { 70 new StressAddMultiThreadedTest().test(); 71 } 72 73 @Override 74 protected boolean makeConnection(int pid, List<String> commands) { 75 commands.forEach(command -> { 76 if (!executor.isShutdown()) { 77 executor.submit(() -> new PidJcmdExecutor(String.valueOf(pid)) 78 .execute(command)); 79 } 80 }); 81 return !executor.isShutdown(); 82 } 83 84 @Override 85 protected void finish() { 86 executor.shutdown(); 87 try { 88 executor.awaitTermination(10, TimeUnit.SECONDS); 89 } catch (InterruptedException e) { 90 throw new Error("Interrupted while awaiting for termination: " + e, 91 e); 92 } 93 executor.shutdownNow(); 94 } 95 }