jdk8-mips64-public/hotspot: test/gc/6941923/Test6941923.java@dbb05f6d93c4 (annotated)

test/gc/6941923/Test6941923.java@dbb05f6d93c4 (annotated)

test/gc/6941923/Test6941923.java

Mon, 28 Jul 2014 15:06:38 -0700

author: fzhinkin
date: Mon, 28 Jul 2014 15:06:38 -0700
changeset 6997: dbb05f6d93c4
parent 6198: 55fb97c4c58d
child 6876: 710a3c8b516e
permissions: -rw-r--r--

8051344: JVM crashed in Compile::start() during method parsing w/ UseRTMDeopt turned on
Summary: call rtm_deopt() only if there were no compilation bailouts before.
Reviewed-by: kvn

 /*
  * Copyright (c) 2012, 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 Test6941923.java
  * @bug 6941923
  * @summary test flags for gc log rotation
  * @library /testlibrary
  * @run main/othervm/timeout=600 Test6941923
  *
  */
 import com.oracle.java.testlibrary.*;
 import java.io.File;
 import java.io.FilenameFilter;
 import java.util.ArrayList;
 import java.util.Arrays;
 class GCLoggingGenerator {
     public static void main(String[] args) throws Exception {
         long sizeOfLog = Long.parseLong(args[0]);
         long lines = sizeOfLog / 80;
         // full.GC generates ad least 1-line which is not shorter then 80 chars
         // for some GC 2 shorter lines are generated
         for (long i = 0; i < lines; i++) {
             System.gc();
         }
     }
 }
 public class Test6941923 {
     static final File currentDirectory = new File(".");
     static final String logFileName = "test.log";
     static final int logFileSizeK = 16;
     static FilenameFilter logFilter = new FilenameFilter() {
         @Override
         public boolean accept(File dir, String name) {
             return name.startsWith(logFileName);
         }
     };
     public static void cleanLogs() {
         for (File log : currentDirectory.listFiles(logFilter)) {
             if (!log.delete()) {
                 throw new Error("Unable to delete " + log.getAbsolutePath());
             }
         }
     }
     public static void runTest(int numberOfFiles) throws Exception {
         ArrayList<String> args = new ArrayList();
         String[] logOpts = new String[]{
             "-cp", System.getProperty("java.class.path"),
             "-Xloggc:" + logFileName,
             "-XX:-DisableExplicitGC", // to sure that System.gc() works
             "-XX:+PrintGC", "-XX:+PrintGCDetails", "-XX:+UseGCLogFileRotation",
             "-XX:NumberOfGCLogFiles=" + numberOfFiles,
             "-XX:GCLogFileSize=" + logFileSizeK + "K", "-Xmx128M"};
         // System.getProperty("test.java.opts") is '' if no options is set
         // need to skip such empty
         String[] externalVMopts = System.getProperty("test.java.opts").length() == 0
                 ? new String[0]
                 : System.getProperty("test.java.opts").split(" ");
         args.addAll(Arrays.asList(externalVMopts));
         args.addAll(Arrays.asList(logOpts));
         args.add(GCLoggingGenerator.class.getName());
         args.add(String.valueOf(numberOfFiles * logFileSizeK * 1024));
         ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(args.toArray(new String[0]));
         pb.redirectErrorStream(true);
         pb.redirectOutput(new File(GCLoggingGenerator.class.getName() + ".log"));
         Process process = pb.start();
         int result = process.waitFor();
         if (result != 0) {
             throw new Error("Unexpected exit code = " + result);
         }
         File[] logs = currentDirectory.listFiles(logFilter);
         int smallFilesNumber = 0;
         for (File log : logs) {
             if (log.length() < logFileSizeK * 1024) {
                 smallFilesNumber++;
             }
         }
         if (logs.length != numberOfFiles) {
             throw new Error("There are only " + logs.length + " logs instead " + numberOfFiles);
         }
         if (smallFilesNumber > 1) {
             throw new Error("There should maximum one log with size < " + logFileSizeK + "K");
         }
     }
     public static void main(String[] args) throws Exception {
         cleanLogs();
         runTest(1);
         cleanLogs();
         runTest(3);
         cleanLogs();
     }
 }

Mercurial > jdk8-mips64-public > hotspot / annotate

test/gc/6941923/Test6941923.java@dbb05f6d93c4 (annotated)

test/gc/6941923/Test6941923.java