Do you know http://www.eve-ng.net/?
It is also an amazing network simulator.
Is it possible with Clear Linux * Project?
It has a low latency kernel and is extremely optimized for Intel processors. Unsurprisingly, it's Intel's open-source team that develops.
It may be interesting, once it is officially released (there are still some parts in development), also have Fedora CoreOS (I don't know if there will be a CentOS CoreOS)