Process - Shared State (Shared Data)
1 - About
Shared state between processes
2 - Articles Related
3 - Method
Shared (Virtual) Memory (SHM) is shared data between process (not threads because threads are already sharing the same address space. For thread, we are talking of Shared Variable (data shared between threads).
- Shared memory is a OS system implementation whereas
- Shared variable management (ie concurrency management) is inside the language (synchronization, etc …)