Topic

Microbenchmarking

Practice of timing small isolated code paths in operations per second or nanoseconds, where results depend heavily on hardware, runtime version and the design of the measurement harness.

Current clusters

build1 publisher

Replacing node objects with integer indexes lifts a PHP LRU to 13.1 million ops/sec

A dev.to post puts the canonical hash-map-plus-linked-list LRU at 2 to 5 million ops/sec in PHP and its own rewrite at 13.1 million, and the two changes it quantifies are PHP object-access costs, not changes to the algorithm.

Publishers:dev.to

Reality

Evidence45
Adoption8
Hype gap+35
Incentives25
Confidence55