P2P vs. client-server
Peer-to-peer (P2P) architecture
- No always-on server.
- Arbitrary end systems directly communicate.
cf) client-server: client끼리 통신x - Self-scalability: new peers bring new service capacity, and new service demands.
File distribution: client-server vs. P2P
Q. How much time to distribute file (size F) from one server to N hosts?
File distribution time: client-server
--> N이 증가함에 따라 선형적으로 증가한다.
File distribution time: P2P
Client-server vs. P2P: example
- P2P: Self-scalability
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