Load testing applies a controlled, expected workload to a system to see whether it can sustain normal and peak demand while meeting latency, throughput, and stability objectives. In practice, teams judge it with concrete signals like p50, p95, and p99 response times,...
A deployment looks routine until a small CSS refactor changes the checkout layout. The page still loads, unit tests stay green, and the pull request merges. Then an end-to-end test follows the same path as a customer, discovers that the payment button is no longer...
