mono/tests/domain-stress.cs

   1 using System;
   2 using System.Threading;
   3 using System.Collections;
   4
   5 class T {
   6         /* each thread will create n domains */
   7         static int threads = 5;
   8         static int domains = 100;
   9         static int allocs = 1000;
  10         static int loops = 1;
  11         static int errors = 0;
  12
  13         public static void worker () {
  14                 Console.WriteLine ("Domain start " + AppDomain.CurrentDomain.FriendlyName + " " + Thread.CurrentThread.GetHashCode ());
  15                 ArrayList list = new ArrayList ();
  16                 for (int i = 0; i < allocs; ++i) {
  17                         list.Add (new object ());
  18                         list.Add (new ArrayList ());
  19                         list.Add (new String ('x', 34));
  20                         int[] a = new int [5];
  21                         list.Add (new WeakReference (a));
  22                         if ((i % 1024) == 0) {
  23                                 list.RemoveRange (0, list.Count / 2);
  24                         }
  25                 }
  26                 Console.WriteLine ("Domain end " + AppDomain.CurrentDomain.FriendlyName + " " + Thread.CurrentThread.GetHashCode ());
  27         }
  28
  29         static void thread_start () {
  30                 Console.WriteLine ("Thread start " + Thread.CurrentThread.GetHashCode ());
  31                 for (int i = 0; i < domains; ++i) {
  32                         AppDomain appDomain = AppDomain.CreateDomain("Test-" + i);
  33                         appDomain.DoCallBack (new CrossAppDomainDelegate (worker));
  34                         try {
  35                                 AppDomain.Unload (appDomain);
  36                         } catch {
  37                                 Interlocked.Increment (ref errors);
  38                                 Console.WriteLine ("Error unloading " + "Test-" + i);
  39                         }
  40                 }
  41                 Console.WriteLine ("Thread end " + Thread.CurrentThread.GetHashCode ());
  42         }
  43         static int Main (string[] args) {
  44                 if (args.Length > 0)
  45                         threads = int.Parse (args [0]);
  46                 if (args.Length > 1)
  47                         domains = int.Parse (args [1]);
  48                 if (args.Length > 2)
  49                         allocs = int.Parse (args [2]);
  50                 if (args.Length > 3)
  51                         loops = int.Parse (args [3]);
  52                 for (int j = 0; j < loops; ++j) {
  53                         Thread[] ta = new Thread [threads];
  54                         for (int i = 0; i < threads; ++i) {
  55                                 Thread t = new Thread (new ThreadStart (thread_start));
  56                                 ta [i] = t;
  57                                 t.Start ();
  58                         }
  59                         for (int i = 0; i < threads; ++i) {
  60                                 ta [i].Join ();
  61                         }
  62                 }
  63                 //thread_start ();
  64                 //Console.ReadLine ();
  65                 return 0;
  66         }
  67 }
  68