1 /* 2 * Copyright (c) 2013, 2016, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 /* 25 * @test TestRemsetLoggingPerRegion.java 26 * @requires vm.gc.G1 27 * @bug 8014078 8129977 8145534 28 * @library /test/lib 29 * @modules java.base/jdk.internal.misc 30 * java.management/sun.management 31 * @build sun.hotspot.WhiteBox 32 * @run main ClassFileInstaller sun.hotspot.WhiteBox 33 * sun.hotspot.WhiteBox$WhiteBoxPermission 34 * @summary Verify output of -Xlog:gc+remset*=trace in regards to per-region type output 35 * @run main TestRemsetLoggingPerRegion 36 */ 37 38 public class TestRemsetLoggingPerRegion { 39 40 public static void main(String[] args) throws Exception { 41 String result; 42 43 // single remembered set summary output at the end 44 result = TestRemsetLoggingTools.runTest(new String[] { "-Xlog:gc+remset*=trace" }, 0); 45 TestRemsetLoggingTools.expectPerRegionRSetSummaries(result, 1, 0); 46 47 // two times remembered set summary output 48 result = TestRemsetLoggingTools.runTest(new String[] { "-Xlog:gc+remset*=trace", "-XX:G1SummarizeRSetStatsPeriod=1" }, 1); 49 TestRemsetLoggingTools.expectPerRegionRSetSummaries(result, 1, 2); 50 } 51 }