Proxmox

Monitoring and Observability on Proxmox VE 9.1

Article 9 in the Proxmox VE Cluster Design Fundamentals for v9.1 series. PVCD-08 covered backup with Proxmox Backup Server. This article covers monitoring and observability: pvestatd

By Eric Black · 26 May 2026 Proxmox

Backup with Proxmox Backup Server: Architecture, Operational Design, and Ransomware Resistance

Article 8 in the Proxmox VE Cluster Design Fundamentals for v9.1 series. PVCD-07 covered who can access the cluster. This article covers what happens when something

By Eric Black · 25 May 2026 Proxmox

Security and Identity on Proxmox VE 9.1

Article 7 in the Proxmox VE Cluster Design Fundamentals for v9.1 series. PVCD-06 covered patching the cluster. This article covers who can log in and what

By Eric Black · 22 May 2026 Proxmox

Patching and Cluster Updates on Proxmox VE 9.1

Article 6 in the Proxmox VE Cluster Design Fundamentals for v9.1 series. PVCD-05 covered VM mobility within the cluster. This article covers the apt repository options

By Eric Black · 20 May 2026 Proxmox

Live Migration, Storage Migration, and ZFS Replication on Proxmox VE 9.1

Article 5 in the Proxmox VE Cluster Design Fundamentals for v9.1 series. Live migration, storage migration, and ZFS replication are three different operational tools for VM mobility.

By Eric Black · 19 May 2026 Proxmox

Ceph for Proxmox: OSDs, MONs, MGRs, CRUSH, Placement Groups, and the Network Reality

Article 4 in the Proxmox VE Cluster Design Fundamentals for v9.1 series. Ceph is its own architecture inside Proxmox, deep enough that PVCD-03 only introduced the

By Eric Black · 17 May 2026 Proxmox

Proxmox Storage Architecture: ZFS, Ceph, LVM-thin, NFS, iSCSI, and Snapshots as Volume Chains

Article 3 in the Proxmox VE Cluster Design Fundamentals for v9.1 series. PVCD-01 covered the cluster control plane; PVCD-02 covered the network. This article covers

By Eric Black · 15 May 2026 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

High Availability for Workloads on Hyper-V Windows Server 2025

Article 11 in the Hyper-V Cluster Design Fundamentals for Windows Server 2025 series. This article covers high availability for workloads on Hyper-V: VM level HA mechanics,

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