hotspot/test/compiler/compilercontrol/jcmd/StressAddMultiThreadedTest.java
changeset 34215 ae6ba67d6420
child 35597 0174e7c4489f
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/hotspot/test/compiler/compilercontrol/jcmd/StressAddMultiThreadedTest.java	Tue Nov 24 20:52:15 2015 +0300
@@ -0,0 +1,93 @@
+/*
+ * Copyright (c) 2015, Oracle and/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.
+ *
+ * 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.
+ */
+
+/*
+ * @test
+ * @bug 8137167
+ * @summary Tests jcmd to be able to add a lot of huge directive files with
+ *          parallel executed jcmds until timeout has reached
+ * @library /testlibrary /test/lib /compiler/testlibrary ../share /
+ * @build StressAddMultiThreadedTest pool.sub.* pool.subpack.* sun.hotspot.WhiteBox
+ *        compiler.testlibrary.CompilerUtils
+ *        compiler.compilercontrol.share.actions.*
+ * @run main ClassFileInstaller sun.hotspot.WhiteBox
+ *                              sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm/timeout=360 compiler.compilercontrol.jcmd.StressAddMultiThreadedTest
+ */
+
+package compiler.compilercontrol.jcmd;
+
+import jdk.test.lib.dcmd.PidJcmdExecutor;
+
+import java.util.List;
+import java.util.concurrent.ArrayBlockingQueue;
+import java.util.concurrent.BlockingQueue;
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.ThreadPoolExecutor;
+import java.util.concurrent.TimeUnit;
+
+public class StressAddMultiThreadedTest extends StressAddJcmdBase {
+    private static final int THREADS;
+    private final BlockingQueue<Runnable> queue;
+    private final ExecutorService executor;
+
+    static {
+        THREADS = Runtime.getRuntime().availableProcessors()
+                * Integer.getInteger("compiler.compilercontrol.jcmd" +
+                        ".StressAddMultiThreadedTest.threadFactor", 10);
+    }
+
+    public StressAddMultiThreadedTest() {
+        queue = new ArrayBlockingQueue<>(THREADS);
+        executor = new ThreadPoolExecutor(THREADS, THREADS, 100,
+                TimeUnit.MILLISECONDS, queue,
+                new ThreadPoolExecutor.CallerRunsPolicy());
+    }
+
+    public static void main(String[] args) {
+        new StressAddMultiThreadedTest().test();
+    }
+
+    @Override
+    protected boolean makeConnection(int pid, List<String> commands) {
+        commands.forEach(command -> {
+            if (!executor.isShutdown()) {
+                executor.submit(() -> new PidJcmdExecutor(String.valueOf(pid))
+                        .execute(command));
+            }
+        });
+        return !executor.isShutdown();
+    }
+
+    @Override
+    protected void finish() {
+        executor.shutdown();
+        try {
+            executor.awaitTermination(10, TimeUnit.SECONDS);
+        } catch (InterruptedException e) {
+            throw new Error("Interrupted while awaiting for termination: " + e,
+                    e);
+        }
+        executor.shutdownNow();
+    }
+}