nanosleep

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Introduction to the nanosleep function of a scheduling thread suspend

The function code is as follows: /* * Execution of the current suspend thread */ Int threadsleep (time_t sec, long nsec) { Struct timespec req, REM; // Set the length of time for suspend Req. TV _sec = (time_t) sec; Req. TV _nsec = (long) nsec; //

Differences between nanosleep () and sleep () in linux

Sleep () and nanosleep () wake up the process after a period of sleep, but the implementation of the two is completely different. Sleep in user programs: Sleep ()Usleep ()Nanosleep () Sleep () and nanosleep () wake up the process after a period of

The difference between Nanosleep () & Sleep () under Linux

Sleep () and Nanosleep () are awakened after a process sleeps for a period of time, but the two implementations are completely different   Sleep in user programs: Sleep ()Usleep ()Nanosleep () Sleep () and Nanosleep () are awakened after a

Linux accurate time sequence (sleep, usleep, nanosleep)

ArticleDirectory Latency using I/O Ports Latency using a combination of languages Linux accurate time sequence (sleep, usleep, nanosleep) 11:36:48| Category:Linux| Tag:None |Font Size Subscription First of all, I

Linux kernel system calls Nanosleep and pause ()

Nanosleep () causes the process to go to sleep, specifying the time to wake the process, and sleep () based on its implementation asmlinkage long sys_nanosleep(struct timespec *rqtp, struct timespec

Usleep-System Call process-and inaccurate problems-android4.0.1

1. usleep is inaccurate on different hardware platforms, for example, usleep (2*1000). The result is sleep for 10 ms. Is it too much? The test code is as follows: #include #include int main(int argc,char **argv){ struct timeval oldTime, newTime;

Linux unreliable sleep

First of all, I would like to thank the following two blogs for putting me out of a major misunderstanding: Http://www.cppblog.com/kongque/archive/2011/01/18/138765.aspx Http://blog.csdn.net/zjwoody/article/details/7882240 In one of my projects,

Linux time types, functions, and sleep functions

Reprint Please specify Source: http://blog.csdn.net/luotuo44/article/details/39374759This article mainly deals with Linux time types, time functions, and sleep functions provided by Linux.the time type and the corresponding function:time_t:The most

VxWorks timing mechanisms

In the programming process, timing and latency are more or less required. There are several Timing/latency mechanisms in VxWorks. Based on the collected data and relevant documents of VxWorks, based on the learning and hands-on experiments, I would

Summary of several time delay methods under VxWorks

1 taskdelayTaskdelay () provides a simple task sleep mechanism, which is also commonly used in applications that require a timing/latency mechanism. The format is status taskdelay (INT ticks/* Number of ticks to delay task */), We can see that the

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