Backend consists of the multiple process and a few utility scripts.
The main process CoprBackend is started by /usr/bin/copr_be.py script. Default backend configuration is stored in /etc/copr/copr-be.conf. Running redis server are required.
Centralised logging: RedisLogHandler listens for the redis pubsub for log events
Builds are routed to the appropriate task queue and action are executed by CoprJobGrab itself.
See :ref:VmManagement: for details about Vm handling.
After spawning aux processes CoprBackend dynamically spawns and terminates worker processes Worker.