I am trying to measure at which workloads' pthreads become useful. So far, I found that workloads need to take around ~3ms for pthreads to contribute positively to the overall progress (on an Alderlake test system). Is this the correct…
I handle my thread spawning (C++17, CentOS) by blocking all signals in the parent thread beforehand, then starting the new thread (gets copy of signal mask) and then restoring the old signal mask in the parent. I do not want…
I've been trying to compile against Musl for a while now. My goal is to make a game engine binary which can execute on as many x86_64 Linux distros as possible with the same binary. The problem is, symbols such…
The problem : I have to make program which uses pthreads. To do that , I have an Ubuntu VM on VirtualBox so someone would say im all set. But I was wondering if I can use POSIX libraries while…
Apparently newer versions of ubuntu (22.04 onward) do not have the Pthreads function pthread_yield but instead they include sched_yield So my solution is to include a .c file in my project with the following function: #include <sched.h> int pthread_yield(void) {…
Can somebody please explain why the following loop for thread creation fails without the sleep function call? for(t=0; t<NUM_THREADS; t++) { printf("Main: creating thread %dn", t); rc = pthread_create(&thread[t], NULL, BusyWork, (void *)&t); sleep(1); if (rc) { perror("pthread_create"); exit(EXIT_FAILURE); }…
I'm trying to add pthreads extension on PHP 8.1 TS and it doesn't seem to work, It's sayin that it is not installed while in fact it is. PHP -v PHP 8.1.10 (cli) (built: Aug 30 2022 18:05:49) (ZTS Visual…
So i ran into a situation in my operating systems course, where it seems as if a thread or function somehow runs twice even though it shouldn't. My teacher was as confounded as i was that this happened, and that…