Sadly, I think things like distcc or ccache have mostly gone out of mode. Vertically scaling (multi core, multi thread, multi TB RAM build machines) and simple artifact caching have won for now. Artifact caching with dependency tracking in the midst of job scheduling was solved “good enough” by OS based mechanisms. Having used and managed the basics of a build farm, removing the need for networking, build farm management and build job coordination is a huge burden relief when your source tree doesn’t require it.

Part of the motivation to use processes is because their structure helps to keep the job generic, uni