电子科技女学 Software Architecture Design Pattern University af Electronic Science and Technoloryf Chim Motivation for Concurrency Leverage hardware/software advances,e.g. multi-processors and OS thread support Increase performance,e.g.,overlap computation and communication Improve response-time,e.g.,GUIs and network servers Simplify program structure,e.g.,synchronous vs.asynchronous network IPC Software Architecture and Design Pattern 4Software Architecture & Design Pattern Software Architecture and Design Pattern 4 Motivation for Concurrency • Leverage hardware/software advances, e.g. multi-processors and OS thread support • Increase performance, e.g., overlap computation and communication • Improve response-time, e.g., GUIs and network servers • Simplify program structure, e.g., synchronous vs. asynchronous network IPC