We have discussed which virtual machine image formats and storage types are supported by Proxmox. To better acquaint ourselves for test or practice labs, we are now going to take a look at what noncommercial and commercial options we have out there to set up a storage system for a Proxmox-clustered environment. By noncommercial, I mean they are free without any primary features missing and without any trial limits.

These noncommercial options will allow you to set up a fully functional shared storage system with some hard work. Commercial versions usually come with full support from the provider company and in some cases the ongoing Service Level Agreement (SLA) contract. The following list is by no means a complete one, but a guideline to point you to the direction you need to go when planning and implementing a Proxmox cluster environment. Each of these products can provide everything you need to set up a shared storage: