/* * Copyright (c) 2013, 2020, 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. */ package gc.arguments; /** * @test TestAlignmentToUseLargePagesSerial * @bug 8024396 * @requires vm.gc.Serial * @run main/othervm -Xms71M -Xmx91M -XX:+UseSerialGC -XX:+UseLargePages gc.arguments.TestAlignmentToUseLargePages * @run main/othervm -Xms71M -Xmx91M -XX:+UseSerialGC -XX:-UseLargePages gc.arguments.TestAlignmentToUseLargePages */ /** * @test TestAlignmentToUseLargePagesParallel * @summary All parallel GC variants may use large pages without the requirement that the heap alignment is large page aligned. Other collectors also need to start up with odd sized heaps. * @bug 8024396 * @requires vm.gc.Parallel * @run main/othervm -Xms71M -Xmx91M -XX:+UseParallelGC -XX:+UseLargePages gc.arguments.TestAlignmentToUseLargePages * @run main/othervm -Xms71M -Xmx91M -XX:+UseParallelGC -XX:-UseLargePages gc.arguments.TestAlignmentToUseLargePages */ /** * @test TestAlignmentToUseLargePagesG1 * @bug 8024396 * @requires vm.gc.G1 * @run main/othervm -Xms71M -Xmx91M -XX:+UseG1GC -XX:+UseLargePages gc.arguments.TestAlignmentToUseLargePages * @run main/othervm -Xms71M -Xmx91M -XX:+UseG1GC -XX:-UseLargePages gc.arguments.TestAlignmentToUseLargePages */ /** * @test TestAlignmentToUseLargePagesShenandoah * @bug 8024396 * @requires vm.gc.Shenandoah * @run main/othervm -Xms71M -Xmx91M -XX:+UnlockExperimentalVMOptions -XX:+UseShenandoahGC -XX:+UseLargePages gc.arguments.TestAlignmentToUseLargePages * @run main/othervm -Xms71M -Xmx91M -XX:+UnlockExperimentalVMOptions -XX:+UseShenandoahGC -XX:-UseLargePages gc.arguments.TestAlignmentToUseLargePages */ public class TestAlignmentToUseLargePages { public static void main(String args[]) throws Exception { // nothing to do } }