Sadly it's still missing quite some integrations with other corporate products, so my company decided to look elsewhere. They did briefly take a look and went 'nah'.
@iturnedintoanewt it's pretty good for the sort of "matters, but in a non-urgent way" kinds of workloads. Stuff like load-balanced frontend servers where there isn't really any data and I/O load to consider. Higher-stakes systems live on the more expensive platforms.
Proxmox VE is a complete, open-source server management platform for enterprise virtualization. It tightly integrates the KVM hypervisor and Linux Containers (LXC), software-defined storage and networking functionality, on a single platform. With the integrated web-based user interface you can manage VMs and containers, high availability for clusters, or the integrated disaster recovery tools with ease.