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// $Id$
#include "ace/Get_Opt.h"
#include "ace/High_Res_Timer.h"
#include "ace/Sched_Params.h"
#include "ace/Stats.h"
#include "ace/Sample_History.h"
#include "tao/Strategies/advanced_resource.h"
#include "tao/DynamicInterface/Request.h"
ACE_RCSID(DII_Latency, client, "$Id$")
const char *ior = "file://test.ior";
int niterations = 100;
int do_dump_history = 0;
int do_shutdown = 1;
int
parse_args (int argc, char *argv[])
{
ACE_Get_Opt get_opts (argc, argv, "hxk:i:");
int c;
while ((c = get_opts ()) != -1)
switch (c)
{
case 'h':
do_dump_history = 1;
break;
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 sucessful parsing of the command line
return 0;
}
int
main (int argc, char *argv[])
{
int priority =
(ACE_Sched_Params::priority_min (ACE_SCHED_FIFO)
+ ACE_Sched_Params::priority_max (ACE_SCHED_FIFO)) / 2;
// Enable FIFO scheduling, e.g., RT scheduling class on Solaris.
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"));
}
ACE_TRY_NEW_ENV
{
CORBA::ORB_var orb =
CORBA::ORB_init (argc, argv, "" ACE_ENV_ARG_PARAMETER);
ACE_TRY_CHECK;
if (parse_args (argc, argv) != 0)
return 1;
CORBA::Object_var object =
orb->string_to_object (ior ACE_ENV_ARG_PARAMETER);
ACE_TRY_CHECK;
if (CORBA::is_nil (object.in ()))
{
ACE_ERROR_RETURN ((LM_ERROR,
"Nil CORBA::Object reference <%s>\n",
ior),
1);
}
for (int j = 0; j < 100; ++j)
{
CORBA::Request_var request =
object->_request ("test_method" ACE_ENV_ARG_PARAMETER);
ACE_TRY_CHECK;
CORBA::ULongLong dummy = 0;
request->add_in_arg("send_time") <<= dummy;
request->set_return_type (CORBA::_tc_ulonglong);
request->invoke (ACE_ENV_SINGLE_ARG_PARAMETER);
ACE_TRY_CHECK;
}
ACE_Sample_History history (niterations);
ACE_hrtime_t test_start = ACE_OS::gethrtime ();
for (int i = 0; i < niterations; ++i)
{
CORBA::ULongLong start = ACE_OS::gethrtime ();
CORBA::Request_var request =
object->_request ("test_method" ACE_ENV_ARG_PARAMETER);
ACE_TRY_CHECK;
request->add_in_arg("send_time") <<= start;
request->set_return_type (CORBA::_tc_ulonglong);
request->invoke (ACE_ENV_SINGLE_ARG_PARAMETER);
ACE_TRY_CHECK;
ACE_hrtime_t now = ACE_OS::gethrtime ();
history.sample (now - start);
}
ACE_hrtime_t test_end = ACE_OS::gethrtime ();
ACE_DEBUG ((LM_DEBUG, "test finished\n"));
ACE_DEBUG ((LM_DEBUG, "High resolution timer calibration...."));
ACE_UINT32 gsf = ACE_High_Res_Timer::global_scale_factor ();
ACE_DEBUG ((LM_DEBUG, "done\n"));
if (do_dump_history)
{
history.dump_samples ("HISTORY", gsf);
}
ACE_Basic_Stats stats;
history.collect_basic_stats (stats);
stats.dump_results ("Total", gsf);
ACE_Throughput_Stats::dump_throughput ("Total", gsf,
test_end - test_start,
stats.samples_count ());
if (do_shutdown)
{
CORBA::Request_var request =
object->_request ("shutdown" ACE_ENV_ARG_PARAMETER);
ACE_TRY_CHECK;
request->invoke (ACE_ENV_SINGLE_ARG_PARAMETER);
ACE_TRY_CHECK;
}
}
ACE_CATCHANY
{
ACE_PRINT_EXCEPTION (ACE_ANY_EXCEPTION, "Exception caught:");
return 1;
}
ACE_ENDTRY;
return 0;
}
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