[pritambaral]

> But then that isn't interproccess communication.

It is. It may not be _generic_ IPC, but it is IPC all the same. E.g., this is how postgres does IPC across its processes.

> that is local to the process tree and won't work

Isn't that what SHM is for? But, oh I see, you're willfully ignoring the fact that SHM keys _are not file paths_. So, yeah, I guess in _your_ world, non-file-backed IPC can't work.

> If your boss said ...

Sucks to be your boss, since _you_ don't get the fact that SHM keys and the filesystem are entirely separate namespaces.