Latency is an issue with file or network-based IPC, but shared memory is supposed to be the same speed as non-shared. Apparently the X window system relies on i

Latency is an issue with file or network-based IPC, but shared memory is supposed to be the same speed as non-shared. Apparently the X window system relies on it a lot. Scheduling, I dunno. Would imagine it's not bad as long as you don't spawn a ton of these.