/* * Copyright (c) 2013, 2018, 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 TestAlignmentToUseLargePages * @key gc regression * @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=="null" * @run main/othervm -Xms71M -Xmx91M -XX:+UseParallelGC -XX:-UseParallelOldGC -XX:+UseLargePages TestAlignmentToUseLargePages * @run main/othervm -Xms71M -Xmx91M -XX:+UseParallelGC -XX:-UseParallelOldGC -XX:-UseLargePages TestAlignmentToUseLargePages * @run main/othervm -Xms71M -Xmx91M -XX:+UseParallelGC -XX:+UseParallelOldGC -XX:+UseLargePages TestAlignmentToUseLargePages * @run main/othervm -Xms71M -Xmx91M -XX:+UseParallelGC -XX:+UseParallelOldGC -XX:-UseLargePages TestAlignmentToUseLargePages * @run main/othervm -Xms71M -Xmx91M -XX:+UseSerialGC -XX:+UseLargePages TestAlignmentToUseLargePages * @run main/othervm -Xms71M -Xmx91M -XX:+UseSerialGC -XX:-UseLargePages TestAlignmentToUseLargePages * @run main/othervm -Xms71M -Xmx91M -XX:+UseG1GC -XX:+UseLargePages TestAlignmentToUseLargePages * @run main/othervm -Xms71M -Xmx91M -XX:+UseG1GC -XX:-UseLargePages TestAlignmentToUseLargePages */ /** * @test TestAlignmentToUseLargePagesCMS * @key gc regression * @bug 8024396 * @comment Graal does not support CMS * @requires vm.gc=="null" & !vm.graal.enabled * @run main/othervm -Xms71M -Xmx91M -XX:+UseConcMarkSweepGC -XX:+UseLargePages TestAlignmentToUseLargePages * @run main/othervm -Xms71M -Xmx91M -XX:+UseConcMarkSweepGC -XX:-UseLargePages TestAlignmentToUseLargePages */ /** * @test TestAlignmentToUseLargePagesShenandoah * @key gc * @bug 8024396 * @comment Graal does not support Shenandoah * @requires vm.gc.Shenandoah & !vm.graal.enabled * @run main/othervm -Xms71M -Xmx91M -XX:+UnlockExperimentalVMOptions -XX:+UseShenandoahGC -XX:+UseLargePages TestAlignmentToUseLargePages * @run main/othervm -Xms71M -Xmx91M -XX:+UnlockExperimentalVMOptions -XX:+UseShenandoahGC -XX:-UseLargePages TestAlignmentToUseLargePages */ public class TestAlignmentToUseLargePages { public static void main(String args[]) throws Exception { // nothing to do } }