bgcheck 0.5 – bgcheck is a process monitor for Linux written in perl that can be used by administrators to limit the number of background processes that each user can run.
You can download it from the following link: https://packetstormsecurity.com/files/download/12690/bgcheck-0.5.tar.gz
Source: https://packetstormsecurity.com/files/12690/bgcheck-0.5.tar.gz.html