1 /* 2 * Copyright (c) 2013, 2015, 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 * @bug 8014078 8129977 27 * @library /testlibrary 28 * @modules java.base/sun.misc 29 * java.management/sun.management 30 * @build TestRemsetLoggingTools TestRemsetLoggingPerRegion 31 * @summary Verify output of -Xlog:gc+remset*=trace in regards to per-region type output 32 * @run main TestRemsetLoggingPerRegion 33 */ 34 35 import jdk.test.lib.*; 36 import java.lang.Thread; 37 import java.util.ArrayList; 38 import java.util.Arrays; 39 40 public class TestRemsetLoggingPerRegion { 41 42 public static void main(String[] args) throws Exception { 43 String result; 44 45 if (!TestRemsetLoggingTools.testingG1GC()) { 46 return; 47 } 48 49 // single remembered set summary output at the end 50 result = TestRemsetLoggingTools.runTest(new String[] { "-Xlog:gc+remset*=trace" }, 0); 51 TestRemsetLoggingTools.expectPerRegionRSetSummaries(result, 1, 0); 52 53 // two times remembered set summary output 54 result = TestRemsetLoggingTools.runTest(new String[] { "-Xlog:gc+remset*=trace", "-XX:G1SummarizeRSetStatsPeriod=1" }, 1); 55 TestRemsetLoggingTools.expectPerRegionRSetSummaries(result, 1, 2); 56 } 57 }