[systemd-devel] Significant performance loss caused by commit a65f06b: journal: return -ECHILD after a fork

[Florian Weimer]

* Lennart Poettering:

> This all stems from my experiences with PulseAudio back in the day:
> People do not grok the effect of fork(): it only duplicates the
> invoking thread, not any other threads of the process, moreover all
> data structures are copied as they are, and that's a time bomb really:

These days, the PID can change even without a fork, so the story is a
bit different.