Issue

The default per-Job max CPU cores (= 100 cores) are set by database migration, and can't change it via gRPC.

https://github.com/AcademySoftwareFoundation/OpenCue/blob/73e3606e20048634354e4115be5f1b662004b2a3/cuebot/src/main/resources/conf/ddl/postgres/migrations/V1__Initial_schema.sql#L293

Is it true?

Solution idea

Subscription may be a good place to set the default per-Job max CPU cores. Also it can have per-Job limit CPU cores too.