Monit is a free open source utility for managing and monitoring, processes, programs, files, directories and filesystems on a UNIX system. Monit conducts automatic maintenance and repair and can execute meaningful causal actions in error situations.
These releases cater to RHEL/CentOS and its derivatives which still bundle Monit 5.14 released in 2015 and plagued by a bevvy of issues, including issue #577 "Resource temporarily unavailable" responses on non-HTTPS requests.
git clone https://github.com/apisnetworks/monit.git
cd monit
sh build.sh
rpm -Uhv RPMS/`uname -m`/*.rpm
systemctl restart monit
Monit (c) Tildeslash Ltd. Monit is released under AGPLv3.