Term Kind Topic What it is
Amdahl's Law concept Profiling & Optimisation The limit on speedup from optimising or parallelising part of a system, set by the proportion of work that remains unchanged.
Flame Graph tool Profiling & Optimisation A visualisation of sampled stack traces in which width represents time spent, used to identify where a program's execution actually goes.
Profiling and Optimisation practice Profiling & Optimisation The discipline of measuring before changing, optimising the dominant term, and stopping when the objective is met.