110 lines
4.5 KiB
Java
110 lines
4.5 KiB
Java
/*
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* Copyright (c) 2020, 2021, Oracle and/or its affiliates. All rights reserved.
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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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import java.util.Arrays;
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import java.util.List;
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import java.util.stream.Collectors;
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import jdk.test.lib.JDKToolLauncher;
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import jdk.test.lib.SA.SATestUtils;
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import jdk.test.lib.Utils;
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import jdk.test.lib.apps.LingeredApp;
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import jdk.test.lib.process.OutputAnalyzer;
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/**
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* @test
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* @bug 8196969
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* @requires vm.hasSA
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* @requires vm.opt.DeoptimizeALot != true
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* @library /test/lib
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* @run driver/timeout=300 ClhsdbJstackXcompStress
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*/
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public class ClhsdbJstackXcompStress {
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private static final int MAX_ITERATIONS = 20;
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private static final boolean DEBUG = false;
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private static boolean isMatchCompiledFrame(List<String> output) {
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List<String> filtered = output.stream().filter( s -> s.contains("Compiled frame"))
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.collect(Collectors.toList());
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System.out.println("DEBUG: " + filtered);
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return !filtered.isEmpty() &&
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filtered.stream().anyMatch( s -> s.contains("LingeredAppWithRecComputation") );
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}
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private static void runJstackInLoop(LingeredApp app) throws Exception {
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boolean anyMatchedCompiledFrame = false;
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for (int i = 0; i < MAX_ITERATIONS; i++) {
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JDKToolLauncher launcher = JDKToolLauncher
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.createUsingTestJDK("jhsdb");
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launcher.addVMArgs(Utils.getFilteredTestJavaOpts("-showversion", "-Xcomp"));
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launcher.addToolArg("jstack");
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launcher.addToolArg("--pid");
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launcher.addToolArg(Long.toString(app.getPid()));
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ProcessBuilder pb = SATestUtils.createProcessBuilder(launcher);
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Process jhsdb = pb.start();
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OutputAnalyzer out = new OutputAnalyzer(jhsdb);
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jhsdb.waitFor();
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if (DEBUG) {
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System.out.println(out.getStdout());
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System.err.println(out.getStderr());
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}
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out.stderrShouldBeEmptyIgnoreDeprecatedWarnings();
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out.stdoutShouldNotContain("Error occurred during stack walking:");
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out.stdoutShouldContain(LingeredAppWithRecComputation.THREAD_NAME);
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List<String> stdoutList = Arrays.asList(out.getStdout().split("\\R"));
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anyMatchedCompiledFrame = anyMatchedCompiledFrame || isMatchCompiledFrame(stdoutList);
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}
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if (!anyMatchedCompiledFrame) {
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throw new RuntimeException("Expected jstack output to contain 'Compiled frame'");
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}
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System.out.println("DEBUG: jhsdb jstack did not throw NPE, as expected.");
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}
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public static void main(String... args) throws Exception {
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SATestUtils.skipIfCannotAttach(); // throws SkippedException if attach not expected to work.
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LingeredApp app = null;
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try {
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app = new LingeredAppWithRecComputation();
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LingeredApp.startApp(app,
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"-Xcomp",
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"-XX:CompileCommand=dontinline,LingeredAppWithRecComputation.factorial",
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"-XX:CompileCommand=compileonly,LingeredAppWithRecComputation.testLoop",
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"-XX:CompileCommand=compileonly,LingeredAppWithRecComputation.factorial");
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System.out.println("Started LingeredAppWithRecComputation with pid " + app.getPid());
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runJstackInLoop(app);
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System.out.println("Test Completed");
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} catch (Throwable e) {
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e.printStackTrace();
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throw e;
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} finally {
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LingeredApp.stopApp(app);
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}
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}
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}
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