I am making a simple Sender and Reciever to check the time difference between using Reno CC algorithm and a Cubic CC algorithm. in order to make an ac ...
I am trying to get the local time in seconds (unix epoch) when a timezone is set. For e.g. 1643371200 is 2022-01-28 12:00:00 with UTC0 this can be r ...
I was able to get it in seconds, but how to get the value of milliseconds? I am trying with the gettimeofday system call: ...
I'm only allowed to use this function and I'm trying to figure out a way to calculate time elapsed, any ideas? I'm confused.. I was doing this but ...
In my C++ project, there is a very old function, which used the system function of Linux to do some calculation about time. Here is a picec of code: ...
This function is quite new for me, so I just writed a little program to get familiar with it. Here's a my program (just printing laps between several ...
I use the following code This code runs on the OSX platform. After clang is compiled, the output is 1618460301601. This result is correct I am unde ...
I'm trying to find the time slice of a program, first I assigned to each of the threads an ID to help identify them in their f function. In the f fun ...
I have a simple timestamp issue. I am trying to get a timestamp using gettimeofday and it all works as it should when I print the value to the termina ...
I need to use the function gettimeofday for a home assignment, and after reading the man page and looking some online examples, I can't see why people ...
I am using a Linux periodic timer, in particular, timerfd, which I set to expire periodically, for instance, every 200 ms. I noticed, however, that t ...
How to measure inserting time in seconds? I tried to use: I checked time before inserting input: and the same after getting the input: but ...
I have written this code for a sampling assignment at my university. and this is my output time: 1557335682.435666 divergance: 200.127125 ms ...
Does anyone know why the seconds field would be about 30,000 different between a MAC and ESP32 (Arduino) synced to the same NTP server? I have a grou ...
In Java System.nanoTime()'s monotonic implementation on Linux relies on the fact that CLOCK_MONOTONIC is available on the OS. If it's not available, i ...
I try to make sure the execution time of each loop to 10ms with usleep , but sometimes it exceeds 10ms. I have no idea how to solve this problem, is ...
When I output the microseconds field for gettimeofday(), I notice that the microsecond field is larger than 1,000,000. Does anyone know why this is? A ...
Anwser Solved!! Thanks to @IanAbbott the header should be: rather than <linux/time.h>. More detail see discussion. Original Question I ...
I am trying to compare the computation time for performance comparison using different C libraries with gettimeofday() by including time.h and sys/tim ...
I have tasks that need to run at reasonably precise intervals in the range of one second. I use gettimeofday() to establish start_usec. After task ex ...