/* * Copyright (c) 2013, 2016, 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 TestRemsetLoggingPerRegion.java * @requires vm.gc.G1 * @bug 8014078 8129977 8145534 * @library /test/lib * @modules java.base/jdk.internal.misc * java.management/sun.management * @build sun.hotspot.WhiteBox * @run main ClassFileInstaller sun.hotspot.WhiteBox * sun.hotspot.WhiteBox$WhiteBoxPermission * @summary Verify output of -Xlog:gc+remset*=trace in regards to per-region type output * @run main TestRemsetLoggingPerRegion */ public class TestRemsetLoggingPerRegion { public static void main(String[] args) throws Exception { String result; // single remembered set summary output at the end result = TestRemsetLoggingTools.runTest(new String[] { "-Xlog:gc+remset*=trace" }, 0); TestRemsetLoggingTools.expectPerRegionRSetSummaries(result, 1, 0); // two times remembered set summary output result = TestRemsetLoggingTools.runTest(new String[] { "-Xlog:gc+remset*=trace", "-XX:G1SummarizeRSetStatsPeriod=1" }, 1); TestRemsetLoggingTools.expectPerRegionRSetSummaries(result, 1, 2); } }