Great Stack to Doesn't Work #8

Load Balancer: "Traffic Incoming, Nothing Standing"

A survival guide for when everything goes wrong in production.

Your application handles 1,000 requests per second without breaking a sweat. You put a load balancer in front of it. Now it handles 200 requests per second and half of them return 502.

The load balancer, the thing you deployed to improve reliability, just became the single point of failure. Not because it's broken — because you configured it wrong.