1 /* 2 * Copyright (c) 2013, 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 TestSummarizeRSetStatsPerRegion.java 26 * @bug 8014078 27 * @library /testlibrary 28 * @build TestSummarizeRSetStatsTools TestSummarizeRSetStatsPerRegion 29 * @summary Verify output of -XX:+G1SummarizeRSetStats in regards to per-region type output 30 * @run main TestSummarizeRSetStatsPerRegion 31 */ 32 33 import com.oracle.java.testlibrary.*; 34 import java.lang.Thread; 35 import java.util.ArrayList; 36 import java.util.Arrays; 37 38 public class TestSummarizeRSetStatsPerRegion { 39 40 public static void main(String[] args) throws Exception { 41 String result; 42 43 if (!TestSummarizeRSetStatsTools.testingG1GC()) { 44 return; 45 } 46 47 // single remembered set summary output at the end 48 result = TestSummarizeRSetStatsTools.runTest(new String[] { "-XX:+G1SummarizeRSetStats" }, 0); 49 TestSummarizeRSetStatsTools.expectPerRegionRSetSummaries(result, 1, 0); 50 51 // two times remembered set summary output 52 result = TestSummarizeRSetStatsTools.runTest(new String[] { "-XX:+G1SummarizeRSetStats", "-XX:G1SummarizeRSetStatsPeriod=1" }, 1); 53 TestSummarizeRSetStatsTools.expectPerRegionRSetSummaries(result, 1, 2); 54 } 55 }