"A futex (short for “fast userspace mutex”) is a kernel system call that programmers can use to implement basic locking, or as a building block for higher-level locking abstractions such as semaphores and POSIX mutexes or condition variables.
I have been tracing a process with strace and have seen entries such as: futex(0x7ffff79b3e00, FUTEX_…
linux strace futexTwo threads in same process using rwlock object stored in shared memory encounter crash during pthreads stress test. I spent …
multithreading linux-kernel pthreads futexCurrently my application periodically blocked in IO , and the output is very low . I use some command to trace the …
java io futex huge-pagesI'm debugging an issue in a multi-threaded linux process, where a certain thread appears to not execute for few seconds. …
linux multithreading futexI have observed that when the linux futexes are contended, the system spends A LOT of time in the spinlocks. …
linux spinlock futexSo I have a Queue : q = Queue.Queue() And I'm putting some items in it. items = ["First", "Second"] for val …
python multithreading queue futexSomebody can tell me an example of using locking mechanism based on futex? (for muticore x86 CPU, CentOS)
linux synchronization locking centos futexI have a Python daemon running in production. It employs between 7 and 120 threads. Recently the smallest instance (7 threads) started to …
python multithreading debugging deadlock futex