Mercurial > hg > truffle
view test/gc/g1/TestGCLogMessages.java @ 17756:a07bea31ef35
8035398: Add card redirty time in "Other" time in G1
Summary: Show the time taken by card redirtying during GC in a new "Redirty Cards" line.
Reviewed-by: jwilhelm, brutisso
author | tschatzl |
---|---|
date | Mon, 24 Mar 2014 15:30:40 +0100 |
parents | 96b1c2e06e25 |
children | eff02b5bd56c |
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/* * Copyright (c) 2014, 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 TestPrintGCDetails * @bug 8035406 8027295 8035398 * @summary Ensure that the PrintGCDetails output for a minor GC with G1 * includes the expected necessary messages. * @key gc * @library /testlibrary */ import com.oracle.java.testlibrary.ProcessTools; import com.oracle.java.testlibrary.OutputAnalyzer; public class TestGCLogMessages { public static void main(String[] args) throws Exception { ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-XX:+UseG1GC", "-Xmx10M", GCTest.class.getName()); OutputAnalyzer output = new OutputAnalyzer(pb.start()); output.shouldNotContain("[Redirty Cards"); output.shouldNotContain("[Code Root Purge"); output.shouldNotContain("[Young Free CSet"); output.shouldNotContain("[Non-Young Free CSet"); output.shouldHaveExitValue(0); pb = ProcessTools.createJavaProcessBuilder("-XX:+UseG1GC", "-Xmx10M", "-XX:+PrintGCDetails", GCTest.class.getName()); output = new OutputAnalyzer(pb.start()); output.shouldContain("[Redirty Cards"); output.shouldContain("[Code Root Purge"); output.shouldNotContain("[Young Free CSet"); output.shouldNotContain("[Non-Young Free CSet"); output.shouldHaveExitValue(0); pb = ProcessTools.createJavaProcessBuilder("-XX:+UseG1GC", "-Xmx10M", "-XX:+PrintGCDetails", "-XX:+UnlockExperimentalVMOptions", "-XX:G1LogLevel=finest", GCTest.class.getName()); output = new OutputAnalyzer(pb.start()); output.shouldContain("[Redirty Cards"); output.shouldContain("[Code Root Purge"); output.shouldContain("[Young Free CSet"); output.shouldContain("[Non-Young Free CSet"); output.shouldHaveExitValue(0); } static class GCTest { private static byte[] garbage; public static void main(String [] args) { System.out.println("Creating garbage"); // create 128MB of garbage. This should result in at least one GC for (int i = 0; i < 1024; i++) { garbage = new byte[128 * 1024]; } System.out.println("Done"); } } }