In this blog post, we will see how to use perf (a.k.a.: perf_events) together with Flame Graphs. They are used to generate a graphical representation of what functions are being called within our software of choice. Percona Server for MySQL is used here, but it can be extended to any software you can take a [&]

https://www.percona.com/blog/2019/11/20/profiling-software-using-perf-and-flame-graphs/