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OS test: Make the sporadic test output more readable

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This commit is contained in:
Gregory Nutt 2015-07-24 14:13:01 -06:00
parent 2d46cae060
commit bc4a0ec95f
1 changed files with 28 additions and 11 deletions
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39
examples/ostest/sporadic.c
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@ -44,6 +44,7 @@
#include <pthread.h>
#include <semaphore.h>
#include <sched.h>
#include <time.h>
#include "ostest.h"
@ -70,14 +71,19 @@ static sem_t g_sporadic_sem;
static void *fifo_func(void *parameter)
{
struct sched_param param;
time_t start;
time_t last;
time_t now;
int ret;
int i;
while (sem_wait(&g_sporadic_sem) < 0);
start = time(NULL);
last = start;
for (;;)
{
for (i = 0; i < 1000; i++)
do
{
ret = sched_getparam(0, &param);
if (ret < 0)
@ -85,24 +91,34 @@ static void *fifo_func(void *parameter)
printf("ERROR: sched_getparam failed\n");
return NULL;
}
}
printf("FIFO: %d\n", param.sched_priority);
now = time(NULL);
}
while (now == last);
printf("%4lu FIFO: %d\n",
(unsigned long)(now-start), param.sched_priority);
last = now;
}
}
static void *sporadic_func(void *parameter)
{
struct sched_param param;
time_t start;
time_t last;
time_t now;
int prio = 0;
int ret;
int i;
while (sem_wait(&g_sporadic_sem) < 0);
start = time(NULL);
last = start;
for (;;)
{
for (i = 0; i < 1000; i++)
do
{
ret = sched_getparam(0, &param);
if (ret < 0)
@ -111,14 +127,14 @@ static void *sporadic_func(void *parameter)
return NULL;
}
if (prio != param.sched_priority)
{
break;
}
now = time(NULL);
}
while (now == last && prio == param.sched_priority);
printf("%4lu SPORADIC: %d->%d\n",
(unsigned long)(now-start), prio, param.sched_priority);
prio = param.sched_priority;
printf("SPORADIC: %d\n", prio);
last = now;
}
}
@ -218,6 +234,7 @@ void sporadic_test(void)
sparam.sched_ss_repl_period.tv_sec = 4;
sparam.sched_ss_repl_period.tv_nsec = 0;
sparam.sched_ss_init_budget.tv_sec = 2;
sparam.sched_ss_init_budget.tv_nsec = 0;
sparam.sched_ss_max_repl = 5;
ret = pthread_attr_setschedparam(&attr, &sparam);