Proxmox

Proxmox Cluster Networking: Linux Bridge, OVS, SDN, and the Corosync Rule

Article 2 in the Proxmox VE Cluster Design Fundamentals for v9.1 series. PVCD-01 introduced Corosync, pmxcfs, and the requirement that Corosync runs on a low latency

By Eric Black · 12 May 2026 Proxmox

Proxmox VE Cluster Design Fundamentals for v9.1

Article 1 in the Proxmox VE Cluster Design Fundamentals for v9.1 series. This article covers what a Proxmox cluster actually is: corosync as the messaging layer, pmxcfs

By Eric Black · 12 May 2026 Hyper-V

Stretched Clusters and Multi-Site Hyper-V on Windows Server 2025

Article 12 in the Hyper-V Cluster Design Fundamentals for Windows Server 2025 series, and the final article. This article covers stretched clusters and multi-site Hyper-V:

By Eric Black · 9 May 2026 Hyper-V

VM Design at Cluster Scale for Hyper-V on Windows Server 2025

Article 10 in the Hyper-V Cluster Design Fundamentals for Windows Server 2025 series. This article covers VM design patterns at cluster scale: Generation 1 versus Generation 2

By Eric Black · 7 May 2026 Hyper-V

Capacity Planning and Cluster Lifecycle for Hyper-V on Windows Server 2025

Article 9 in the Hyper-V Cluster Design Fundamentals for Windows Server 2025 series. This article covers capacity planning and cluster lifecycle: the actual Hyper-V scale limits

By Eric Black · 6 May 2026 Hyper-V

Cluster Monitoring and Observability for Hyper-V on Windows Server 2025

Article 8 in the Hyper-V Cluster Design Fundamentals for Windows Server 2025 series. This article covers cluster monitoring and observability: the host, cluster, and VM metrics that

By Eric Black · 5 May 2026 Windows2025

Cluster Aware Updating and Patch Strategy for Hyper-V on Windows Server 2025

Article 5 in the Hyper-V Cluster Design Fundamentals for Windows Server 2025 series. This article covers patching strategy: Cluster Aware Updating, hotpatching via Azure Arc, and the

By Eric Black · 30 Apr 2026 Hyper-V

Storage Architecture for Hyper-V on Windows Server 2025: SAN, S2D, SOFS, and Campus Cluster

Article 3 in the Hyper-V Cluster Design Fundamentals for Windows Server 2025 series. Article 1 covered the design pillars. Article 2 covered networking. This article covers storage

By Eric Black · 28 Apr 2026 Hyper-V

Cluster Networking for Hyper-V on Windows Server 2025

Article 2 in the Hyper-V Cluster Design Fundamentals for Windows Server 2025 series. Article 1 covered sizing, CSV, quorum, and fault domains, and explicitly punted on networking.

By Eric Black · 26 Apr 2026 Hyper-V

Hyper-V Cluster Design Fundamentals for v2025: CSVs, Quorum, Fault Domains, and the Sizing Decisions That Bite Later

This is the first article in a new series on Hyper-V cluster design for Windows Server 2025. The goal of the series: give infrastructure engineers a practical

By Eric Black · 24 Apr 2026