We Need a Bigger Boat—Introduction to Scaling, Part Two

If you have one successful month after another, then scaling becomes something you always have to be aware of. While optimizing your resource usage and scaling your web instances (covered last month) can get you so far, sooner or later you’ll need more. We’ve already discussed how databases are a common bottleneck, so this month we’ll see how to scale our database servers, and consider other ways of reducing the load.