--- /dev/null 2018-11-26 11:49:18.255023023 +0100 +++ new/test/hotspot/jtreg/gc/shenandoah/TestShenandoahWithLogLevel.java 2018-11-26 21:28:02.756169677 +0100 @@ -0,0 +1,45 @@ +/* + * Copyright (c) 2017, 2018, Red Hat, Inc. All rights reserved. + * + * 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 TestShenandoahWithLogLevel.java + * @summary Test Shenandoah with different log levels + * @run main/othervm -XX:+UnlockExperimentalVMOptions -XX:+UseShenandoahGC -Xms256M -Xmx1G -Xlog:gc*=error TestShenandoahWithLogLevel + * @run main/othervm -XX:+UnlockExperimentalVMOptions -XX:+UseShenandoahGC -Xms256M -Xmx1G -Xlog:gc*=warning TestShenandoahWithLogLevel + * @run main/othervm -XX:+UnlockExperimentalVMOptions -XX:+UseShenandoahGC -Xms256M -Xmx1G -Xlog:gc*=info TestShenandoahWithLogLevel + * @run main/othervm -XX:+UnlockExperimentalVMOptions -XX:+UseShenandoahGC -Xms256M -Xmx1G -Xlog:gc*=debug TestShenandoahWithLogLevel + * @run main/othervm -XX:+UnlockExperimentalVMOptions -XX:+UseShenandoahGC -Xms256M -Xmx1G -Xlog:gc*=trace TestShenandoahWithLogLevel + */ + +import java.util.*; + +public class TestShenandoahWithLogLevel { + public static void main(String[] args) { + ArrayList list = new ArrayList<>(); + long count = 300 * 1024 * 1024 / 16; // 300MB allocation + for (long index = 0; index < count; index ++) { + Object sink = new Object(); + list.add(sink); + } + } +}