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

   1 #include "TestC.h"
   2 #include "ace/Get_Opt.h"
   3 #include "ace/High_Res_Timer.h"
   4 #include "ace/Sched_Params.h"
   5 #include "ace/Stats.h"
   6 #include "ace/Sample_History.h"
   7 #include "ace/OS_NS_errno.h"
   8
   9 const ACE_TCHAR *ior = ACE_TEXT("file://test.ior");
  10 int niterations = 100;
  11 int do_dump_history = 0;
  12 int do_shutdown = 1;
  13
  14 int
  15 parse_args (int argc, ACE_TCHAR *argv[])
  16 {
  17   ACE_Get_Opt get_opts (argc, argv, ACE_TEXT("hxk:i:"));
  18   int c;
  19
  20   while ((c = get_opts ()) != -1)
  21     switch (c)
  22       {
  23       case 'h':
  24         do_dump_history = 1;
  25         break;
  26
  27       case 'x':
  28         do_shutdown = 0;
  29         break;
  30
  31       case 'k':
  32         ior = get_opts.opt_arg ();
  33         break;
  34
  35       case 'i':
  36         niterations = ACE_OS::atoi (get_opts.opt_arg ());
  37         break;
  38
  39       case '?':
  40       default:
  41         ACE_ERROR_RETURN ((LM_ERROR,
  42                            "usage:  %s "
  43                            "-k <ior> "
  44                            "-i <niterations> "
  45                            "-x (disable shutdown) "
  46                            "\n",
  47                            argv [0]),
  48                           -1);
  49       }
  50   // Indicates successful parsing of the command line
  51   return 0;
  52 }
  53
  54 int
  55 ACE_TMAIN(int argc, ACE_TCHAR *argv[])
  56 {
  57   int priority =
  58     (ACE_Sched_Params::priority_min (ACE_SCHED_FIFO)
  59      + ACE_Sched_Params::priority_max (ACE_SCHED_FIFO)) / 2;
  60   // Enable FIFO scheduling, e.g., RT scheduling class on Solaris.
  61
  62   if (ACE_OS::sched_params (ACE_Sched_Params (ACE_SCHED_FIFO,
  63                                               priority,
  64                                               ACE_SCOPE_PROCESS)) != 0)
  65     {
  66       if (ACE_OS::last_error () == EPERM)
  67         {
  68           ACE_DEBUG ((LM_DEBUG,
  69                       "client (%P|%t): user is not superuser, "
  70                       "test runs in time-shared class\n"));
  71         }
  72       else
  73         ACE_ERROR ((LM_ERROR,
  74                     "client (%P|%t): sched_params failed\n"));
  75     }
  76
  77   try
  78     {
  79       CORBA::ORB_var orb =
  80         CORBA::ORB_init (argc, argv);
  81
  82       if (parse_args (argc, argv) != 0)
  83         return 1;
  84
  85       CORBA::Object_var object =
  86         orb->string_to_object (ior);
  87
  88       Test::Factory_var factory =
  89         Test::Factory::_narrow (object.in ());
  90
  91       if (CORBA::is_nil (factory.in ()))
  92         {
  93           ACE_ERROR_RETURN ((LM_ERROR,
  94                              "Nil Test::Factory reference <%s>\n",
  95                              ior),
  96                             1);
  97         }
  98
  99       Test::Simple_Sequence references (niterations);
 100       references.length (niterations);
 101
 102       ACE_Sample_History activation (niterations);
 103
 104       ACE_DEBUG ((LM_DEBUG, "High resolution timer calibration...."));
 105       ACE_High_Res_Timer::global_scale_factor_type gsf =
 106         ACE_High_Res_Timer::global_scale_factor ();
 107       ACE_DEBUG ((LM_DEBUG, "done\n"));
 108
 109       ACE_DEBUG ((LM_DEBUG, "Activating %d objects\n", niterations));
 110       for (int i = 0; i != niterations; ++i)
 111         {
 112           ACE_hrtime_t start = ACE_OS::gethrtime ();
 113
 114           references[i] =
 115             factory->create_simple_object ();
 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       if (do_shutdown)
 155         {
 156           factory->shutdown ();
 157         }
 158     }
 159   catch (const CORBA::Exception& ex)
 160     {
 161       ex._tao_print_exception ("Exception caught:");
 162       return 1;
 163     }
 164
 165   return 0;
 166 }