#include <iostream> #include <sys/time.h> #include <unistd.h> int main() { struct timespec start, end; clock_gettime(CLOCK_REALTIME, &start); // 获取开始时间 // 在这里放置你想要计时的代码 // 例如,我们让程序休眠2秒来模拟耗时操作 sleep(2); clock_gettime(CLOCK_REALTIME, &end); /...
structtimespec start,end; // 获取当前时间 clock_gettime(CLOCK_REALTIME,&start); // 模拟一些工作,比如忙等一段时间 for(volatilelongi=0;i<100000000;++i); // 再次获取当前时间 clock_gettime(CLOCK_REALTIME,&end); // 计算耗时 doubleelapsed_time=(end.tv_sec-start.tv_sec)+ (end.tv_nsec-s...
unsigned long nvcsw, nivcsw; //自愿/非自愿上下文切换计数 struct timespec start_time; //进程的开始执行时间 struct timespec real_start_time; //进程真正的开始执行时间 unsigned long min_flt, maj_flt; struct task_cputime cputime_expires;//cpu执行的有效时间 struct list_head cpu_timers[3];//用...
start_time and real_start_time (represented as struct timespec until 3.17, replaced with u64 nanosecond timestamps) –-monotonicandrealstart time of a process. files (pointer to struct files_struct...
问C: struct timespec c库ENtypedef struct 的用法 #include typedef struct student{ int age; ...
re 1.structtimespec 和structtimeval; end C 原创 mb62c788fd198da 2022-07-09 00:56:16 159阅读 linux高精度structtimespec 和structtimeval 一、structtimespec 定义:typedef long time_t;#ifndef _TIMESPEC#define _TIMESPECstruct timespec { time_ttv_sec; // seconds longtv_nsec; // and nanoseconds ...
structtimespec { time_ttv_sec;// seconds longtv_nsec;// nanoseconds }; #endif 具体使用: structtimespec start, end;//nanoseconds doubletime_gen; time_gen =0.0; clock_gettime(CLOCK_MONOTONIC, &start); XX_gen(key); clock_gettime(CLOCK_MONOTONIC, &end); ...
HAVE_STRUCT_TIMESPEC ,VS2017 在写程序的时候用到了 pthread.h 库,于是就报错 error C2011: “timespec”:“struct”类型重定义,在使用的项目属性->预处理器->添加 HAVE_STRUCT_TIMESPEC
Re: clock_gettime(C LOCK_MONOTONIC, struct timespec*) equivalent for c# On 2007-11-08 05:39:01 -0800, Daniel Kay <daniel-kay2@arcor.desa id: Hello again, after further searching on the net I found the class System.Diagnost ics.StopWatch. I can start that stopwatch when my ...
int aio_suspend(const struct aiocb *const list[], int nent,const struct timespec *timeout); //返回值:见下 1. 2. 3. 4. 功能:异步IO正常执行之后就可以执行其他事务,但是当其他所有事务都完成之后,异步操作还没有完成,就可以调用aio_suspend函数来阻塞进程,直到异步操作完成 ...