Mercurial > hg > graal-compiler
view test/gc/TestG1ZeroPGCTJcmdThreadPrint.java @ 11997:cd25d3be91c5
8012144: multiple SIGSEGVs fails on staxf
Summary: Forward port of 7u change to add additional fence() on RMO platforms, with a load_acquire on all platforms
Reviewed-by: dholmes, kvn
author | vladidan |
---|---|
date | Tue, 06 Aug 2013 20:01:40 -0400 |
parents | b9c5e46bf915 |
children |
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/* * 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 TestG1ZeroPGCTJcmdThreadPrint * @key gc * @bug 8005875 * @summary Use jcmd to generate a thread dump of a Java program being run with PGCT=0 to verify 8005875 * @library /testlibrary * @run main/othervm -XX:+UseG1GC -XX:ParallelGCThreads=0 -XX:+IgnoreUnrecognizedVMOptions TestG1ZeroPGCTJcmdThreadPrint */ import com.oracle.java.testlibrary.*; public class TestG1ZeroPGCTJcmdThreadPrint { public static void main(String args[]) throws Exception { // Grab the pid from the current java process String pid = Integer.toString(ProcessTools.getProcessId()); // Create a ProcessBuilder ProcessBuilder pb = new ProcessBuilder(); // Run jcmd <pid> Thread.print pb.command(JDKToolFinder.getJDKTool("jcmd"), pid, "Thread.print"); OutputAnalyzer output = new OutputAnalyzer(pb.start()); // There shouldn't be a work gang for concurrent marking. output.shouldNotContain("G1 Parallel Marking Threads"); // Make sure we didn't crash output.shouldHaveExitValue(0); } }