[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"lesson-software-architecture-scalability-and-performance-performance-engineering-en":3,"cheat-sheet---en":3,"domain-info---en":3,"prev-software-architecture-scalability-and-performance-performance-engineering-en":3,"next-software-architecture-scalability-and-performance-performance-engineering-en":3,"topic-info-software-architecture-scalability-and-performance-performance-engineering-en":4,"course-lesson-metadata-software-architecture-en":19},null,{"meta":5,"body":8},{"title":6,"description":7},"Performance Engineering","Measuring honestly and fixing what matters: percentiles, bottlenecks, database tuning, and load tests.",{"type":9,"value":10,"toc":15},"minimark",[11],[12,13,14],"p",{},"You cannot fix what you measured wrong. This topic teaches latency and throughput through percentiles instead of averages, a method for hunting bottlenecks, the database work that dominates most real systems, and the load testing that tells you your capacity before your users do.",{"title":16,"searchDepth":17,"depth":17,"links":18},"",3,[],{"lessons":20,"cheatSheets":21,"mockTestsAvailable":22},[],[],false]