Guides
Choosing a private cloud
Plain comparisons of the platforms people run on their own servers, including when not to choose CloudOps.
How to build a private cloud
What a private cloud really needs, the hardware and networking to plan, the software options, and a sensible order for building one on servers you own.
VMware alternatives
Proxmox, XCP-ng, Nutanix, Hyper-V, HPE VM Essentials, OpenShift Virtualization and OpenStack compared, with how each is licensed and who it suits.
VMware vs Proxmox
VMware vSphere and Proxmox VE compared on features, licensing cost and support, with what to expect if you migrate from ESXi.
Proxmox vs OpenStack
Proxmox VE and OpenStack compared on setup, multi-tenancy, networking, storage, upgrades and cost, and how to choose between them.
Proxmox vs Harvester
Proxmox VE and SUSE Harvester compared on architecture, hardware needs, storage, Kubernetes and day-to-day operations, and which one suits your team.
OpenStack vs OpenShift
OpenStack is a cloud for infrastructure and OpenShift is a Kubernetes platform. How they differ, where OpenShift Virtualization fits, and which you need.
Cloud repatriation
How to tell whether moving workloads off AWS, Azure or Google Cloud will save money, what to count, what to keep in the cloud, and how to move safely.