< prev index next >

test/hotspot/jtreg/vmTestbase/gc/gctests/gctest01/gctest01.java

Print this page
rev 59093 : [mq]: randomness-code_vmTestbase_gc
rev 59094 : imported patch randomness-keyword_vmTestbase_gc
rev 59095 : imported patch 8243430.00
   1 /*
   2  * Copyright (c) 2002, 2018, 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 /*
  26  * @test
  27  * @key gc
  28  *
  29  * @summary converted from VM Testbase gc/gctests/gctest01.
  30  * VM Testbase keywords: [gc]
  31  *
  32  * @library /vmTestbase
  33  *          /test/lib
  34  * @run driver jdk.test.lib.FileInstaller . .
  35  * @run main/othervm gc.gctests.gctest01.gctest01 100 10
  36  */
  37 
  38 package gc.gctests.gctest01;
  39 
  40 import nsk.share.test.*;
  41 import nsk.share.log.*;
  42 import nsk.share.gc.*;
  43 import nsk.share.TestBug;
  44 
  45 import java.util.Random;
  46 //import RusageStruct;
  47 
  48 /*  -- stress testing
  49  create 20 memory evil threads requesting to allocate
  50  the object of sizes from 8 to ( 2 ^ 19).
  51  The live time of objects is very short.
  52  Memory evil thread exits the first time memory allocation fails.
  53  */
  54 
  55 class ThreadTracker {
  56         static int threadCount = 0;
  57 
  58         static synchronized int getThreadCount() {
  59                 return threadCount;
  60         }
  61 
  62         static synchronized void setThreadCount(int count) {
  63                 threadCount = count;
  64         }
  65 


   1 /*
   2  * Copyright (c) 2002, 2020, 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 /*
  26  * @test
  27  * @key gc randomness
  28  *
  29  * @summary converted from VM Testbase gc/gctests/gctest01.
  30  * VM Testbase keywords: [gc]
  31  *
  32  * @library /vmTestbase
  33  *          /test/lib
  34  * @run driver jdk.test.lib.FileInstaller . .
  35  * @run main/othervm gc.gctests.gctest01.gctest01 100 10
  36  */
  37 
  38 package gc.gctests.gctest01;
  39 
  40 import nsk.share.test.*;
  41 import nsk.share.log.*;
  42 import nsk.share.gc.*;
  43 import nsk.share.TestBug;
  44 

  45 //import RusageStruct;
  46 
  47 /*  -- stress testing
  48  create 20 memory evil threads requesting to allocate
  49  the object of sizes from 8 to ( 2 ^ 19).
  50  The live time of objects is very short.
  51  Memory evil thread exits the first time memory allocation fails.
  52  */
  53 
  54 class ThreadTracker {
  55         static int threadCount = 0;
  56 
  57         static synchronized int getThreadCount() {
  58                 return threadCount;
  59         }
  60 
  61         static synchronized void setThreadCount(int count) {
  62                 threadCount = count;
  63         }
  64 


< prev index next >