proxysql/test/monot.cpp

#include <time.h>
#include <stdio.h>
#include <unistd.h>

long monotonic_time() {
  struct timespec ts;
  clock_gettime(CLOCK_MONOTONIC, &ts);
  return (((long) ts.tv_sec) * 1000000) + (ts.tv_nsec / 1000);
}


#define LOOPS	10000000

int main() {
	volatile int i;
	volatile long l;
	struct timespec req;
	req.tv_sec=0;
	req.tv_nsec=1;	
	for (i=0;i<LOOPS;i++) {
		//usleep(1);
		//nanosleep(&req, NULL);
		l=monotonic_time();
	}
	return 0;
}