Working with several customers to build vRealize Automation 7.x in production environment has exposed me to many vRA Distributed installs that involved the use of Load Balancers. There seems common mistakes that customers fall for when configuring load balancers for vRA 7.x distributed environments that cause the installation to fail or the setup not to function as intended. Here I wanted to highlight few of these. While I will be focusing on F5 in here, these mistakes can affect other load balancers as well.
1- Utilize the load balancer VIP for initial installation
Several customers try to use their load balancer VIP during vRA installation. While if setup perfectly this will work, a small mistake with the VIP configuration can make the installation and configuration of vRealize Automation feel impossible. For this I would recommend you create the VIP DNS record and just point it to your first nodes. Complete your vRA installation and configuration and only after confirming your setup is stable and fully installed to point your VIP DNS record to your actual VIP IP. This will make your installation go much smoother, and allow you a much easier path to troubleshooting if you made a mistake during load balancer configuration.… Read More