TAO/performance-tests/POA/Implicit_Activation/collocated.cpp

   1 #include "Simple.h"
   2 #include "ace/Get_Opt.h"
   3 #include "ace/Sched_Params.h"
   4 #include "ace/High_Res_Timer.h"
   5 #include "ace/Sched_Params.h"
   6 #include "ace/Stats.h"
   7 #include "ace/Sample_History.h"
   8 #include "ace/OS_NS_errno.h"
   9
  10 int niterations = 10000;
  11 int do_dump_history = 0;
  12
  13 int
  14 parse_args (int argc, ACE_TCHAR *argv[])
  15 {
  16   ACE_Get_Opt get_opts (argc, argv, ACE_TEXT("hi:"));
  17   int c;
  18
  19   while ((c = get_opts ()) != -1)
  20     switch (c)
  21       {
  22       case 'h':
  23         do_dump_history = 1;
  24         break;
  25
  26       case 'i':
  27         niterations = ACE_OS::atoi (get_opts.opt_arg ());
  28         break;
  29
  30       case '?':
  31       default:
  32         ACE_ERROR_RETURN ((LM_ERROR,
  33                            "usage:  %s "
  34                            "-i <niterations> "
  35                            "-h "
  36                            "\n",
  37                            argv [0]),
  38                           -1);
  39       }
  40   // Indicates successful parsing of the command line
  41   return 0;
  42 }
  43
  44 int
  45 ACE_TMAIN(int argc, ACE_TCHAR *argv[])
  46 {
  47   int priority =
  48     (ACE_Sched_Params::priority_min (ACE_SCHED_FIFO)
  49      + ACE_Sched_Params::priority_max (ACE_SCHED_FIFO)) / 2;
  50   priority = ACE_Sched_Params::next_priority (ACE_SCHED_FIFO,
  51                                                   priority);
  52   // Enable FIFO scheduling
  53
  54   if (ACE_OS::sched_params (ACE_Sched_Params (ACE_SCHED_FIFO,
  55                                               priority,
  56                                               ACE_SCOPE_PROCESS)) != 0)
  57     {
  58       if (ACE_OS::last_error () == EPERM)
  59         {
  60           ACE_DEBUG ((LM_DEBUG,
  61                       "server (%P|%t): user is not superuser, "
  62                       "test runs in time-shared class\n"));
  63         }
  64       else
  65         ACE_ERROR ((LM_ERROR,
  66                     "server (%P|%t): sched_params failed\n"));
  67     }
  68
  69   try
  70     {
  71       CORBA::ORB_var orb =
  72         CORBA::ORB_init (argc, argv);
  73
  74       CORBA::Object_var poa_object =
  75         orb->resolve_initial_references("RootPOA");
  76
  77       if (CORBA::is_nil (poa_object.in ()))
  78         ACE_ERROR_RETURN ((LM_ERROR,
  79                            " (%P|%t) Unable to initialize the POA.\n"),
  80                           1);
  81
  82       PortableServer::POA_var root_poa =
  83         PortableServer::POA::_narrow (poa_object.in ());
  84
  85       PortableServer::POAManager_var poa_manager =
  86         root_poa->the_POAManager ();
  87
  88       poa_manager->activate ();
  89
  90       if (parse_args (argc, argv) != 0)
  91         return 1;
  92
  93       Test::Simple_Sequence references (niterations);
  94       references.length (niterations);
  95
  96       ACE_Sample_History activation (niterations);
  97
  98       ACE_DEBUG ((LM_DEBUG, "High resolution timer calibration...."));
  99       ACE_High_Res_Timer::global_scale_factor_type gsf =
 100         ACE_High_Res_Timer::global_scale_factor ();
 101       ACE_DEBUG ((LM_DEBUG, "done\n"));
 102
 103       ACE_DEBUG ((LM_DEBUG, "Activating %d objects\n", niterations));
 104       for (int i = 0; i != niterations; ++i)
 105         {
 106           ACE_hrtime_t start = ACE_OS::gethrtime ();
 107
 108           Simple *simple_impl;
 109           ACE_NEW_RETURN (simple_impl,
 110                           Simple,
 111                           1);
 112           PortableServer::ServantBase_var owner_transfer(simple_impl);
 113
 114           references[i] =
 115             simple_impl->_this ();
 116
 117           ACE_hrtime_t now = ACE_OS::gethrtime ();
 118           activation.sample (now - start);
 119         }
 120       ACE_DEBUG ((LM_DEBUG, "Activations completed\n"));
 121
 122       if (do_dump_history)
 123         {
 124           activation.dump_samples (ACE_TEXT("ACTIVATION_HISTORY"), gsf);
 125         }
 126
 127       ACE_Basic_Stats activation_stats;
 128       activation.collect_basic_stats (activation_stats);
 129       activation_stats.dump_results (ACE_TEXT("Activation"), gsf);
 130
 131       ACE_Sample_History destruction (niterations);
 132
 133       ACE_DEBUG ((LM_DEBUG, "Destroying %d objects\n", niterations));
 134       for (int j = 0; j != niterations; ++j)
 135         {
 136           ACE_hrtime_t start = ACE_OS::gethrtime ();
 137
 138           references[j]->destroy ();
 139
 140           ACE_hrtime_t now = ACE_OS::gethrtime ();
 141           destruction.sample (now - start);
 142         }
 143       ACE_DEBUG ((LM_DEBUG, "Destructions completed\n"));
 144
 145       if (do_dump_history)
 146         {
 147           destruction.dump_samples (ACE_TEXT("DESTRUCTION_HISTORY"), gsf);
 148         }
 149
 150       ACE_Basic_Stats destruction_stats;
 151       destruction.collect_basic_stats (destruction_stats);
 152       destruction_stats.dump_results (ACE_TEXT("Destruction"), gsf);
 153
 154       root_poa->destroy (true, true);
 155
 156       orb->destroy ();
 157     }
 158   catch (const CORBA::Exception& ex)
 159     {
 160       ex._tao_print_exception ("Exception caught:");
 161       return 1;
 162     }
 163
 164   return 0;
 165 }