bd9ffce267
Add memory consumption breakdown on a per region type in the G1 remembered set summary statistics. This simplifies remembered set memory consumption analysis. Reviewed-by: brutisso
86 lines
3.9 KiB
Java
86 lines
3.9 KiB
Java
/*
|
|
* Copyright (c) 2013, 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 TestSummarizeRSetStats.java
|
|
* @bug 8013895
|
|
* @library /testlibrary
|
|
* @build TestSummarizeRSetStatsTools TestSummarizeRSetStats
|
|
* @summary Verify output of -XX:+G1SummarizeRSetStats
|
|
* @run main TestSummarizeRSetStats
|
|
*
|
|
* Test the output of G1SummarizeRSetStats in conjunction with G1SummarizeRSetStatsPeriod.
|
|
*/
|
|
|
|
public class TestSummarizeRSetStats {
|
|
|
|
public static void main(String[] args) throws Exception {
|
|
String result;
|
|
|
|
if (!TestSummarizeRSetStatsTools.testingG1GC()) {
|
|
return;
|
|
}
|
|
|
|
// no remembered set summary output
|
|
result = TestSummarizeRSetStatsTools.runTest(null, 0);
|
|
TestSummarizeRSetStatsTools.expectRSetSummaries(result, 0, 0);
|
|
|
|
// no remembered set summary output
|
|
result = TestSummarizeRSetStatsTools.runTest(null, 2);
|
|
TestSummarizeRSetStatsTools.expectRSetSummaries(result, 0, 0);
|
|
|
|
// no remembered set summary output
|
|
result = TestSummarizeRSetStatsTools.runTest(new String[] { "-XX:G1SummarizeRSetStatsPeriod=1" }, 3);
|
|
TestSummarizeRSetStatsTools.expectRSetSummaries(result, 0, 0);
|
|
|
|
// single remembered set summary output at the end
|
|
result = TestSummarizeRSetStatsTools.runTest(new String[] { "-XX:+G1SummarizeRSetStats" }, 0);
|
|
TestSummarizeRSetStatsTools.expectRSetSummaries(result, 1, 0);
|
|
|
|
// single remembered set summary output at the end
|
|
result = TestSummarizeRSetStatsTools.runTest(new String[] { "-XX:+G1SummarizeRSetStats" }, 2);
|
|
TestSummarizeRSetStatsTools.expectRSetSummaries(result, 1, 0);
|
|
|
|
// single remembered set summary output
|
|
result = TestSummarizeRSetStatsTools.runTest(new String[] { "-XX:+G1SummarizeRSetStats", "-XX:G1SummarizeRSetStatsPeriod=1" }, 0);
|
|
TestSummarizeRSetStatsTools.expectRSetSummaries(result, 1, 0);
|
|
|
|
// two times remembered set summary output
|
|
result = TestSummarizeRSetStatsTools.runTest(new String[] { "-XX:+G1SummarizeRSetStats", "-XX:G1SummarizeRSetStatsPeriod=1" }, 1);
|
|
TestSummarizeRSetStatsTools.expectRSetSummaries(result, 1, 2);
|
|
|
|
// four times remembered set summary output
|
|
result = TestSummarizeRSetStatsTools.runTest(new String[] { "-XX:+G1SummarizeRSetStats", "-XX:G1SummarizeRSetStatsPeriod=1" }, 3);
|
|
TestSummarizeRSetStatsTools.expectRSetSummaries(result, 1, 6);
|
|
|
|
// three times remembered set summary output
|
|
result = TestSummarizeRSetStatsTools.runTest(new String[] { "-XX:+G1SummarizeRSetStats", "-XX:G1SummarizeRSetStatsPeriod=2" }, 3);
|
|
TestSummarizeRSetStatsTools.expectRSetSummaries(result, 1, 4);
|
|
|
|
// single remembered set summary output
|
|
result = TestSummarizeRSetStatsTools.runTest(new String[] { "-XX:+G1SummarizeRSetStats", "-XX:G1SummarizeRSetStatsPeriod=100" }, 3);
|
|
TestSummarizeRSetStatsTools.expectRSetSummaries(result, 1, 2);
|
|
}
|
|
}
|
|
|