148
Message Passing
nIs a general method used for interprocess communication
(IPC)
ufor
processes inside the same computer
ufor
processes in a distributed system
nYet another mean to provide process synchronization
and mutual exclusion
nWe have at least two primitives:
usend(destination,
message)
ureceived(source,
message)
nIn both cases, the process may or may not be blocked