lang/rust runs as many processes in parallel as it wants during the build, not respecting the disabled "ALLOW_MAKE_JOBS" in Poudriere.
Specifically, there are some rustc's run by cargo.
Created attachment 193556 [details]
This seems to work, but I'm not sure.
rustc running alone still eats up all cpus!
Comment on attachment 193556 [details]
No, it doesn't help at all.
Created attachment 193679 [details]
Can you try OpenBSD fix? Someone should bisect and report it upstream, so the downstream patch is transient rather than a maintenance burden.
Thank you, I will try it next time I'm updating.