test/hotspot/jtreg/gc/TestSystemGC.java
author rkennke
Mon, 10 Dec 2018 15:47:44 +0100
changeset 52925 9c18c9d839d3
parent 50455 2b73cce96dce
child 53523 4c5184c56dc2
permissions -rw-r--r--
8214259: Implementation: JEP 189: Shenandoah: A Low-Pause-Time Garbage Collector (Experimental) Reviewed-by: kvn, roland, shade, coleenp, lmesnik, pliden, jgeorge, ihse, erikj Contributed-by: Christine Flood <chf@redhat.com>, Aleksey Shipilev <shade@redhat.com>, Roland Westrelin <rwestrel@redhat.com>, Zhenygu Gu <zgu@redhat.com>, Andrew Haley <aph@redhat.com>, Andrew Dinn <adinn@redhat.com>, Mario Torre <mtorre@redhat.com>, Roman Kennke <rkennke@redhat.com>

/*
 * 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 TestSystemGC
 * @key gc
 * @requires vm.gc=="null"
 * @summary Runs System.gc() with different flags.
 * @run main/othervm TestSystemGC
 * @run main/othervm -XX:+UseSerialGC TestSystemGC
 * @run main/othervm -XX:+UseParallelGC TestSystemGC
 * @run main/othervm -XX:+UseParallelGC -XX:-UseParallelOldGC TestSystemGC
 * @run main/othervm -XX:+UseG1GC TestSystemGC
 * @run main/othervm -XX:+UseG1GC -XX:+ExplicitGCInvokesConcurrent TestSystemGC
 * @run main/othervm -XX:+UseLargePages TestSystemGC
 * @run main/othervm -XX:+UseLargePages -XX:+UseLargePagesInMetaspace TestSystemGC
 */

/*
 * @test TestSystemGCCMS
 * @key gc
 * @comment Graal does not support CMS
 * @requires vm.gc=="null" & !vm.graal.enabled
 * @run main/othervm -XX:+UseConcMarkSweepGC TestSystemGC
 * @run main/othervm -XX:+UseConcMarkSweepGC -XX:+ExplicitGCInvokesConcurrent TestSystemGC
 */

/*
 * @test TestSystemGCShenandoah
 * @key gc
 * @requires vm.gc.Shenandoah & !vm.graal.enabled
 * @summary Runs System.gc() with different flags.
 * @run main/othervm -XX:+UnlockExperimentalVMOptions -XX:+UseShenandoahGC TestSystemGC
 * @run main/othervm -XX:+UnlockExperimentalVMOptions -XX:+UseShenandoahGC -XX:+ExplicitGCInvokesConcurrent TestSystemGC
 */
public class TestSystemGC {
  public static void main(String args[]) throws Exception {
    System.gc();
  }
}