Modern real-time operating systems support multitasking with a priority-based pre-emptive scheduler. Each concurrent task (or “thread”) in an application program is assigned a priority number. It is ...

After a nice discussion about the virtues of the current MacOS kernel as opposed to a Linux/BSD one, I did some performance testing. Yes, some stuff is slower on the Mac. But many people have accused ...

This two-part series addresses the use and misuse of two of the most essential synchronization primitives in modern embedded systems, the mutex (this part) and the semaphore (part 2). Mutexes and ...