What cannot be measured cannot be improved. Netdata lets you measure almost anything – at least as long as it's about the performance and health of a Linux computer.
The kernel supports performance analysis with built-in tools via the Linux performance counters subsystem. perf is easy to use and offers a detailed view of performance data.
Can 10 heads in a row really occur in a coin toss? Or, can the lucky numbers in the lottery be 1, 2, 3, 4, 5, 6? We investigate the law of large numbers.