We talk about LIKWID and likwid-perfctr, a tool that you can use to get information from the hardware performance counters in a user-friendly way.

We talk about LIKWID and likwid-perfctr, a tool that you can use to get information from the hardware performance counters in a user-friendly way.
Multitime is a tool that you can use to repeat a command several times, and get additional information about its runtime: mean, standard deviation etc. Read this short article to get you started,