Distributed Systems and the WWW Extending the Capability of Massively Multiplayer Online Games by Introducing Distributed Systems as World Servers Jason Berry // CPSC 550 // Spring 2005

Contents  Introduction  Current System  Objectives  Solution  Methodology  Summary

Massively Multiplayer Online Games  $28 Billion Dollar Industry  Interactive Industry at the forefront of many significant innovations in Media  Can support a large number of players but not simultaneously. Generally up to 100,000 max. Some have 450,000+ subscribers.

Current System

Objectives  Increase scalability  Increase accessibility  Increase Fault tolerance  Do all of this without increasing price or latency.

Solution

Methodology  Segment Environment across multiple nodes  Allow access to each node separately  Maintain a Central redundant database  Control reads & writes

Inside the Distributed System

Summary  MMOs need increased scalability and flexibility to cater to a larger quantity of simultaneous users  Distribute process load across multiple machines  Add multiple access points to reduce client latency