Managing Inter-Process Communication (IPC)
by Sven Vermeulen, post on Sun 30 March 2014As a Linux administrator, you'll eventually need to concern you about Inter-Process Communication (IPC). The IPC primitives that most POSIX operating systems provide are semaphores, shared memory and message queues. On Linux, the first utility that helps you with those primitives is ipcs. Let's start with semaphores first.
Semaphores in …