Scalability is the ability of a system, network, or process, to handle growing amounts of work in a graceful manner, or its ability to be enlarged to accommodate that growth. A scalable system can adopt to a growing demand (e.g. a growing number of users).

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24
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4answers
4k views

How is load balancing achieved in MMOs?

I believe it's a common requirement of MMOs that processing for a single shard or realm can be done over several servers to ease the load. I'm curious as to how this can be done whilst maintaining a ...
57
votes
6answers
12k views

How to write a network game? [closed]

Based on Why is so hard to develop a MMO?: Networked game development is not trivial; there are large obstacles to overcome in not only latency, but cheat prevention, state management and load ...
30
votes
7answers
2k views

Elegant way to simulate large amounts of entities within a game world

Assume you have a game in which there are many (many many) entities serving some functions, not all of which are constantly needed or need to be considered in every frame. The concrete problem I am ...
12
votes
4answers
974 views

Game log format for MMO servers

A log of game events (as opposed to error / debug logs) for an entire cluster/shard is very useful for a commercial MMO that is in a live production environment, providing vital support for customer ...
13
votes
3answers
2k views

Should I keep login server apart from game server?

I'm thinking of making a MMO server, and I've been looking at how other games structure their network. One of the things I've noticed is that there's always a Login server and then the game server(s). ...
9
votes
2answers
2k views

MMO techniques, algorithms and resources for keeping bandwidth low?

Are there any resources and documentation on how current MMOs handle the action and movement data from the compression to the handling on the client? Any resources for movement prediction algorithms? ...