Latest / SWE – Software Engineering for the Rest of Us
Episode 22: One Super Checkout Lane or Ten Ordinary Ones?
Mia and Leo explain scaling up vs scaling out through supermarket checkout lanes: why one bigger computer hits a ceiling and a single point of failure, how adding more ordinary servers handles peak traffic, and why load balancers and shared state matter when you scale out. Vertical scaling, horizontal scaling, and cloud elasticity for beginners.
The skinny
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