Monitoring a Proxmox Cluster with Prometheus and Grafana
Monitor a Proxmox cluster: pve-exporter for quorum and HA state, Ceph's own exporter, seven alerts worth having, guest-level gaps, and the InfluxDB shortcut.
Read MoreProxmox & Virtualization
Proxmox VE, KVM, Ceph, ZFS and RAID: the virtualization and storage stack behind cloud hosting. 25 articles from the MassiveGRID engineering teams.
Proxmox and Terraform: The Provider, Tokens and Templates
Terraform against Proxmox: choosing the bpg provider, API token privileges, building the cloud-init template everything depends on, cloning VMs, and the real failures.
Read MoreNested Virtualization in Proxmox for Labs and CI
Proxmox nested virtualization: enabling the kernel module and CPU flag, what nesting costs, building a lab cluster that behaves, CI use, and why not in production.
Read MoreProxmox Cluster Sizing: Nodes, Capacity and Failure Domains
Size a Proxmox cluster properly: the N+1 memory arithmetic per node count, why Ceph needs recovery headroom, failure domains above the node, and the growth path.
Read MoreProxmox Storage Backends Compared: LVM, ZFS, Ceph, NFS
Proxmox storage compared: local vs shared, LVM-thin, ZFS, Ceph RBD, NFS and iSCSI, which support snapshots and thin provisioning, what goes where, and how to migrate.
Read MoreProxmox Maintenance Without Downtime: A Node-by-Node Runbook
A Proxmox patch runbook: health checks first, HA maintenance mode, Ceph noout flags, full-upgrade and kernel reboots, verification, and the mistakes that cost quorum.
Read MoreProxmox Networking: Bridges, VLANs, Bonds and When to Use SDN
Proxmox networking explained: VLAN-aware bridges, separating Corosync and Ceph traffic, bonding modes, when SDN is worth it, and why VLANs are not a security control.
Read MoreLXC vs VM on Proxmox: Which Guest Type for Which Workload
LXC containers vs KVM VMs on Proxmox: shared vs own kernel, memory and density, live migration limits, unprivileged isolation, Docker placement and a decision rule.
Read MoreProxmox Backup Server: Deduplication, Verification and Real Restores
Proxmox Backup Server explained: chunk deduplication, sizing the datastore, prune vs garbage collection, client-side encryption, pull-based off-site sync and restore tests.
Read MoreManaged Proxmox vs Self-Managed: Who Should Run Your Cluster
Managed Proxmox or self-managed: the ongoing operational work, an honest cost comparison, what each support tier covers and the failures that decide it.
Read MoreVMware Licensing After Broadcom: What Changed and What It Costs
What Broadcom changed in VMware licensing: subscription-only, bundling and core minimums, what to ask before renewing, and the real alternatives.
Read MoreProxmox Ceph Setup: Hyper-Converged Storage Step by Step
Set up Ceph on Proxmox correctly: direct disk access, enterprise SSDs, separate networks, the min_size trap, verification and capacity planning.
Read MoreBuild a Proxmox HA Cluster: Quorum, Fencing and Failover
Build a Proxmox HA cluster properly: why three nodes is the minimum, corosync network design, watchdog fencing, shared storage, HA groups and failover testing.
Read MoreProxmox vs VMware ESXi vs Hyper-V: Choosing a Hypervisor
Proxmox VE, VMware ESXi and Hyper-V compared: licensing, clustering, storage, the features only ESXi has, and the operational burden Proxmox hands you.
Read MoreVMware to Proxmox Migration: A Complete Runbook
A VMware to Proxmox migration runbook: guest preparation, VirtIO drivers, the ESXi import wizard, migration order and what does not translate.
Read MoreBare Metal vs. Virtualized Hosting: Performance, Isolation, and Trade-Offs
Bare Metal vs. Virtualized Hosting: What Bare Metal Hosting Actually Means, What Virtualized Hosting Actually Means and Performance Comparison.
Read MoreHow Ceph Distributed Storage Protects Your Data (and Why It Matters)
Every piece of data on a VPS -- your databases, application files, configuration, customer records -- ultimately lives on a physical storage device.
Read MoreKVM vs OpenVZ: Why Virtualization Type Matters for Your VPS
When shopping for a VPS, most people compare CPU cores, RAM, storage, and price. Very few look at the virtualization technology underneath.
Read MoreWhat Is Ceph Storage? How Triple Replication Protects Your Data
What Is Ceph Storage? How Triple Replication Protects Your Data: How Triple Replication Works and Triple Replication vs. RAID: A Direct Comparison.
Read MoreWhat Is Ceph Distributed Storage? A Non-Technical Explainer
What Is Ceph Distributed Storage? A Non-Technical Explainer: The Problem Ceph Solves and How Ceph Works: The Non-Technical Version.
Read MoreUnderstanding Proxmox Clusters: The Technology Behind Zero-Downtime Hosting
Understanding Proxmox Clusters: How a Proxmox Cluster Works, Live Migration: The Key to Zero Downtime and High Availability (HA) in Proxmox.
Read MoreUnderstanding ZFS Write Penalties: Striped, Mirrored, and RAID-Z VDEVs Explained
When designing a storage system with ZFS, the choice of virtual device (vdev) configuration directly impacts performance, redundancy, and efficiency.
Read MoreUnderstanding RAID Write Penalties: RAID 0, 1, 5, and 6 Explained
Understanding RAID Write Penalties: When designing a storage system, understanding RAID (Redundant Array of Independent Disks) configurations is critical.
Read MoreBest VMware Alternative
Best VMware Alternative: When it comes to virtualization technologies, VMware has long been the gold standard, offering robust features and capabilities.
Read MoreProxmox Virtual Environment
Proxmox Virtual Environment: Compute, network, and storage in a single solution, Server Virtualization, Central Management and High Availability (HA) Cluster.
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