C H A P T E R 3
Caching is an important cornerstone of high-performance web sites. You can use it to accomplish the following:
- Reduce round-trips: Content cached at the client or in proxies can eliminate web server round-trips. Content cached at the web server can eliminate database round-trips.
- Move content closer to clients: The farther away from clients content is located, the longer it takes to retrieve that content.
- Avoid time-consuming processes of regenerating reusable content: For content that takes a lot of time or resources to generate, system performance and scalability are improved if you can generate content once and then reuse it many times.
- Optimize state management: Caching state information at the client is more scalable ...