1. base OS

2 b done

2. installation of openHAB

vi /etc/yum.repos.d/openhab.repo
[openHAB-Stable]
name=openHAB Stable
baseurl=https://openhab.jfrog.io/artifactory/openhab-linuxpkg-rpm/stable
gpgcheck=1
gpgkey=https://openhab.jfrog.io/artifactory/api/gpg/key/public
enabled=1
yum -y install openhab openhab-addons
systemctl enable --now openhab.service
systemctl status openhab.service
Warning the very first time a config process will take place for at least 10 minutes!

3. debugging

top -u openhab
tail -f /var/log/openhab/openhab.log