It requires a bit of annoying machinery since you have to dedicate a process to being a subreaper. Still it's probably the best option, I made https://github.c

It requires a bit of annoying machinery since you have to dedicate a process to being a subreaper. Still it's probably the best option, I made https://github.com/catern/supervise https://github.com/catern/supervise with it, see also https://catern.com/process.html https://catern.com/process.html