94 lines
3.1 KiB
Java
94 lines
3.1 KiB
Java
/*
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* Copyright (c) 2013, 2023, 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 TestPrintRegionRememberedSetInfo
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* @bug 8014240
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* @summary Test output of G1PrintRegionRememberedSetInfo
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* @requires vm.gc.G1
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* @library /test/lib
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* @modules java.base/jdk.internal.misc
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* java.management
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* @run driver gc.g1.TestPrintRegionRememberedSetInfo
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* @author thomas.schatzl@oracle.com
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*/
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import jdk.test.lib.process.OutputAnalyzer;
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import jdk.test.lib.process.ProcessTools;
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import java.lang.Thread;
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import java.util.ArrayList;
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import java.util.Arrays;
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class RunAndWaitForMarking {
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public static void main(String[] args) {
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System.gc();
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try {
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Thread.sleep(200);
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} catch (InterruptedException e) {
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}
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}
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}
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public class TestPrintRegionRememberedSetInfo {
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public static String runTest(String arg) throws Exception {
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ArrayList<String> finalargs = new ArrayList<String>();
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String[] defaultArgs = new String[] {
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"-XX:+UseG1GC",
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"-Xmx10m",
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"-XX:+ExplicitGCInvokesConcurrent",
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"-XX:+UnlockDiagnosticVMOptions",
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"-XX:G1HeapRegionSize=1M",
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"-XX:InitiatingHeapOccupancyPercent=0",
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};
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finalargs.addAll(Arrays.asList(defaultArgs));
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finalargs.add(arg);
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finalargs.add(RunAndWaitForMarking.class.getName());
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OutputAnalyzer output = ProcessTools.executeLimitedTestJava(finalargs);
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output.shouldHaveExitValue(0);
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String result = output.getStdout();
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return result;
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}
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public static void main(String[] args) throws Exception {
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String result;
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result = runTest("-Xlog:gc+liveness=trace");
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// check that we got region statistics output
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if (result.indexOf("PHASE") == -1) {
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throw new RuntimeException("Unexpected output from -XX:+PrintRegionLivenessInfo found.");
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}
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result = runTest("-Xlog:gc+liveness");
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if (result.indexOf("remset") != -1) {
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throw new RuntimeException("Should find remembered set information in output.");
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}
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}
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}
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