1 /*
   2  * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 /**
  25  * @test Test8000311
  26  * @key gc
  27  * @bug 8000311
  28  * @summary G1: ParallelGCThreads==0 broken
  29  * @run main/othervm -XX:+UseG1GC -XX:ParallelGCThreads=0 -XX:+ResizePLAB -XX:+ExplicitGCInvokesConcurrent Test8000311
  30  * @author filipp.zhinkin@oracle.com
  31  */
  32 
  33 import java.util.*;
  34 
  35 public class Test8000311 {
  36   public static void main(String args[]) {
  37     for(int i = 0; i<100; i++) {
  38       byte[] garbage = new byte[1000];
  39       System.gc();
  40     }
  41   }
  42 }