hyperfine

A command-line benchmarking tool (inspired by bench).

Usage:

> hyperfine 'sleep 0.3' 'sleep 1.7'

Features

• Statistical analysis across multiple runs.
• Support for arbitrary shell commands-
• Visual indication of the benchmark progress.
• Warmup runs that are executed before the actual benchmark.

Origin of the name

The name hyperfine was chosen in reference to the hyperfine levels of caesium 133 which play a crucial role in the definition of our base unit of time — the second.