Blocking
References
Sync
↔ Runtime behaviour to execute Code sequentially line-by-line in exact order, tends to be BlockingNetwork Waterfall
↔ to load data in Synchronous Blocking stagesLong Tasks API
↔ API to report tasks > 50ms Blocking Main ThreadTBT
↔ Total Blocking Time to measure t Blocking Main Thread (ΔFCP-TTI) prevent input responsivenessPRPL
↔ Design Pattern to Prefetch critical Blocking assets Render init Routes ASAP Pre-Cache assets Lazy Load non-essential assets