O'Reilly logo

Release It! by Michael T. Nygard

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Load Balancing

Horizontally scalable systems achieve both availability and scalability through multiplicity. Adding more machines to increase capacity simultaneous improves resiliency to impulses. The smaller servers used in horizontally scalable architectures also cost far less and allow you to add capacity in small increments. What’s not to like?

Building systems for horizontal scaling automatically implies some form of load balancing. Load balancing is all about distributing requests across a pool or farm of servers to serve all requests correctly in the shortest feasible time. Throughout the remainder of this book, I will commonly refer to designs and situations involving one of these forms of load balancing.

DNS Round-Robin

DNS round-robin ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required