88 lines
3.9 KiB
Java
88 lines
3.9 KiB
Java
/*
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* Copyright (c) 2013, 2022, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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package gc.g1;
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/*
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* @test TestRemsetLogging.java
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* @requires vm.gc.G1
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* @bug 8013895 8129977 8145534
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* @library /test/lib
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* @library /
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* @modules java.base/jdk.internal.misc
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* java.management/sun.management
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* @build jdk.test.whitebox.WhiteBox
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* @run driver jdk.test.lib.helpers.ClassFileInstaller jdk.test.whitebox.WhiteBox
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* @summary Verify output of -Xlog:gc+remset*=trace
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* @run driver gc.g1.TestRemsetLogging
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*
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* Test the output of -Xlog:gc+remset*=trace in conjunction with G1SummarizeRSetStatsPeriod.
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*/
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public class TestRemsetLogging {
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public static void main(String[] args) throws Exception {
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String result;
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// no remembered set summary output
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result = TestRemsetLoggingTools.runTest(null, 0);
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TestRemsetLoggingTools.expectRSetSummaries(result, 0, 0);
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// no remembered set summary output
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result = TestRemsetLoggingTools.runTest(null, 2);
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TestRemsetLoggingTools.expectRSetSummaries(result, 0, 0);
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// no remembered set summary output
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result = TestRemsetLoggingTools.runTest(new String[] { "-XX:G1SummarizeRSetStatsPeriod=1" }, 3);
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TestRemsetLoggingTools.expectRSetSummaries(result, 0, 0);
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// single remembered set summary output at the end
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result = TestRemsetLoggingTools.runTest(new String[] { "-Xlog:gc+remset*=trace" }, 0);
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TestRemsetLoggingTools.expectRSetSummaries(result, 1, 0);
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// single remembered set summary output at the end
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result = TestRemsetLoggingTools.runTest(new String[] { "-Xlog:gc+remset*=trace" }, 2);
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TestRemsetLoggingTools.expectRSetSummaries(result, 1, 0);
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// single remembered set summary output
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result = TestRemsetLoggingTools.runTest(new String[] { "-Xlog:gc+remset*=trace", "-XX:G1SummarizeRSetStatsPeriod=1" }, 0);
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TestRemsetLoggingTools.expectRSetSummaries(result, 1, 0);
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// two times remembered set summary output
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result = TestRemsetLoggingTools.runTest(new String[] { "-Xlog:gc+remset*=trace", "-XX:G1SummarizeRSetStatsPeriod=1" }, 1);
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TestRemsetLoggingTools.expectRSetSummaries(result, 1, 2);
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// four times remembered set summary output
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result = TestRemsetLoggingTools.runTest(new String[] { "-Xlog:gc+remset*=trace", "-XX:G1SummarizeRSetStatsPeriod=1" }, 3);
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TestRemsetLoggingTools.expectRSetSummaries(result, 1, 6);
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// three times remembered set summary output
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result = TestRemsetLoggingTools.runTest(new String[] { "-Xlog:gc+remset*=trace", "-XX:G1SummarizeRSetStatsPeriod=2" }, 3);
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TestRemsetLoggingTools.expectRSetSummaries(result, 1, 4);
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// single remembered set summary output
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result = TestRemsetLoggingTools.runTest(new String[] { "-Xlog:gc+remset*=trace", "-XX:G1SummarizeRSetStatsPeriod=100" }, 3);
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TestRemsetLoggingTools.expectRSetSummaries(result, 1, 2);
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}
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}
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