80 lines
2.9 KiB
Java
80 lines
2.9 KiB
Java
/*
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* Copyright (c) 2019, Red Hat, Inc. 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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*/
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/*
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* @test
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* @summary Test heap dump triggered heap object iteration
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* @bug 8225014
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* @requires vm.gc.Shenandoah
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* @library /test/lib
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* @run driver TestObjItrWithHeapDump
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*/
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import java.util.*;
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import jdk.test.lib.process.ProcessTools;
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import jdk.test.lib.process.OutputAnalyzer;
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public class TestObjItrWithHeapDump {
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public static void testWith(String... args) throws Exception {
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String[] cmds = Arrays.copyOf(args, args.length + 2);
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cmds[args.length] = TestObjItrWithHeapDump.class.getName();
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cmds[args.length + 1] = "test";
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OutputAnalyzer output = ProcessTools.executeLimitedTestJava(cmds);
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output.shouldHaveExitValue(0);
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output.shouldContain("Class Histogram (before full gc)");
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output.shouldContain("Class Histogram (after full gc)");
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}
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public static void main(String[] args) throws Exception {
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if (args.length > 0 && args[0].equals("test")) {
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System.gc();
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System.exit(0);
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}
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String[][][] modeHeuristics = new String[][][] {
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{{"satb"}, {"adaptive", "compact", "static", "aggressive"}},
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{{"passive"}, {"passive"}}
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};
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for (String[][] mh : modeHeuristics) {
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String mode = mh[0][0];
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String[] heuristics = mh[1];
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for (String h : heuristics) {
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testWith("-XX:+UnlockDiagnosticVMOptions",
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"-XX:+UnlockExperimentalVMOptions",
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"-XX:+UseShenandoahGC",
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"-XX:-ShenandoahDegeneratedGC",
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"-XX:ShenandoahGCMode=" + mode,
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"-XX:ShenandoahGCHeuristics=" + h,
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"-Xlog:gc+classhisto=trace",
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"-XX:-ExplicitGCInvokesConcurrent",
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"-Xmx512M"
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);
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}
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}
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}
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}
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