In this chapter, we are going to learn about the common Proxmox issues found in a production environment and solutions to those issues. Once a Proxmox cluster is set up, it usually runs without issues. However, when issues arise, a system administrator's knowledge is tested. Learning how to properly troubleshoot can be made easier by learning about other people's resolutions. Throughout this chapter, we will gain some insight into Proxmox troubleshooting, so that hopefully, when these issues arise in our own Proxmox clusters, we will be able to identify and resolve problems quickly and with ease.

All the issues explained in this chapter are those that may be commonly faced by others. It is just not possible to explain all error possibilities, mainly due to all of the components that work in concert to make up a stable system. As you run your own...