summaryrefslogtreecommitdiff
path: root/TAO/performance-tests/Latency/Thread_Per_Connection/client.cpp
blob: b377c69f6dd153f605b4b77baac1593d5cfa2880 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
#include "Client_Task.h"
#include "ace/Get_Opt.h"
#include "ace/High_Res_Timer.h"
#include "ace/Sched_Params.h"
#include "ace/Stats.h"
#include "ace/Throughput_Stats.h"
#include "ace/OS_NS_errno.h"

#include "tao/Strategies/advanced_resource.h"

const ACE_TCHAR *ior = ACE_TEXT("file://test.ior");
int niterations = 1000;
int do_shutdown = 1;

int
parse_args (int argc, ACE_TCHAR *argv[])
{
  ACE_Get_Opt get_opts (argc, argv, ACE_TEXT("xk:i:"));
  int c;

  while ((c = get_opts ()) != -1)
    switch (c)
      {
      case 'x':
        do_shutdown = 0;
        break;

      case 'k':
        ior = get_opts.opt_arg ();
        break;

      case 'i':
        niterations = ACE_OS::atoi (get_opts.opt_arg ());
        break;

      case '?':
      default:
        ACE_ERROR_RETURN ((LM_ERROR,
                           "usage:  %s "
                           "-k <ior> "
                           "-i <niterations> "
                           "-x (disable shutdown) "
                           "\n",
                           argv [0]),
                          -1);
      }
  // Indicates successful parsing of the command line
  return 0;
}

int
ACE_TMAIN(int argc, ACE_TCHAR *argv[])
{
  int priority =
    (ACE_Sched_Params::priority_min (ACE_SCHED_FIFO)
     + ACE_Sched_Params::priority_max (ACE_SCHED_FIFO)) / 2;
  // Enable FIFO scheduling

  if (ACE_OS::sched_params (ACE_Sched_Params (ACE_SCHED_FIFO,
                                              priority,
                                              ACE_SCOPE_PROCESS)) != 0)
    {
      if (ACE_OS::last_error () == EPERM)
        {
          ACE_DEBUG ((LM_DEBUG,
                      "client (%P|%t): user is not superuser, "
                      "test runs in time-shared class\n"));
        }
      else
        ACE_ERROR ((LM_ERROR,
                    "client (%P|%t): sched_params failed\n"));
    }

  try
    {
      CORBA::ORB_var orb =
        CORBA::ORB_init (argc, argv);

      if (parse_args (argc, argv) != 0)
        return 1;

      CORBA::Object_var object =
        orb->string_to_object (ior);

      Test::Roundtrip_var roundtrip =
        Test::Roundtrip::_narrow (object.in ());

      if (CORBA::is_nil (roundtrip.in ()))
        {
          ACE_ERROR_RETURN ((LM_ERROR,
                             "Nil Test::Roundtrip reference <%s>\n",
                             ior),
                            1);
        }

      ACE_DEBUG ((LM_DEBUG, "Starting threads\n"));

      Client_Task task0(roundtrip.in (), niterations);
      Client_Task task1(roundtrip.in (), niterations);
      Client_Task task2(roundtrip.in (), niterations);
      Client_Task task3(roundtrip.in (), niterations);

      ACE_hrtime_t test_start = ACE_OS::gethrtime ();
      task0.activate(THR_NEW_LWP | THR_JOINABLE);
      task1.activate(THR_NEW_LWP | THR_JOINABLE);
      task2.activate(THR_NEW_LWP | THR_JOINABLE);
      task3.activate(THR_NEW_LWP | THR_JOINABLE);

      task0.thr_mgr()->wait ();
      ACE_hrtime_t test_end = ACE_OS::gethrtime ();

      ACE_DEBUG ((LM_DEBUG, "Threads finished\n"));

      ACE_DEBUG ((LM_DEBUG, "High resolution timer calibration...."));
      ACE_High_Res_Timer::global_scale_factor_type gsf =
        ACE_High_Res_Timer::global_scale_factor ();
      ACE_DEBUG ((LM_DEBUG, "done\n"));

      ACE_Basic_Stats totals;
      task0.accumulate_and_dump (totals, ACE_TEXT("Task[0]"), gsf);
      task1.accumulate_and_dump (totals, ACE_TEXT("Task[1]"), gsf);
      task2.accumulate_and_dump (totals, ACE_TEXT("Task[2]"), gsf);
      task3.accumulate_and_dump (totals, ACE_TEXT("Task[3]"), gsf);

      totals.dump_results (ACE_TEXT("Total"), gsf);

      ACE_Throughput_Stats::dump_throughput (ACE_TEXT("Total"), gsf,
                                             test_end - test_start,
                                             totals.samples_count ());

      if (do_shutdown)
        {
          roundtrip->shutdown ();
        }
    }
  catch (const CORBA::Exception& ex)
    {
      ex._tao_print_exception ("Exception caught:");
      return 1;
    }

  return 0;
}