GHE server version: 2.19.2 Reference https://github.community/t5/GitHub-Enterprise-Best-Practices/High-Availability-and-Disaster-Recovery-for-GitHub-Enterprise/ba-p/11725 https://help.github.com/en/enterprise/2.19/admin/installation/configuring-github-enterprise-server-for-high-availability HA (Normal Case - Primary & Replica normal status) Primary Side Mode change to 'Maintnance mode' Run comma..