Peira Labs
  • Start Here
  • Field Notes
  • Topics
  • Playbooks
  • Glossary
  • About
  • Start Here
  • Field Notes
  • Topics
  • Playbooks
  • Glossary
  • About
  • Search
  • Subscribe by email
  • RSS Feed
← All topics
#infrastructure

38 articles

#proxmox#automation

Ansible for a Cluster You Built by Hand: Capture, Then Assert

Bring hand-configured Proxmox nodes under Ansible without changing them — capture live config into roles and make check mode your acceptance test.

Jul 30, 2026·10 min readRead →
#proxmox#infrastructure

Rebuild Your Homelab From Zero: What Survives a Total Loss

A Proxmox disaster-recovery walkthrough — what survives losing every node, the restore order that unblocks itself, and two commands that prove the rebuild.

Jul 30, 2026·11 min readRead →
#proxmox#automation

Turn a Hand-Built Proxmox Cluster Into Code Without Breaking It

IaC guides assume an empty account. Here's the import-first approach for a Proxmox homelab already running things you cannot afford to lose.

Jul 29, 2026·10 min readRead →
#proxmox#automation

Import a Live Proxmox Cluster Into OpenTofu With Zero Changes

Bring running Proxmox containers under OpenTofu without restarting one: import blocks, the generated-config cleanup, and a clean plan that becomes your drift detector.

Jul 29, 2026·10 min readRead →
#monitoring#proxmox

Homelab Capacity Planning: What If a Node Dies Tonight?

I built a read-only simulator that answers whether a dead node's containers fit on the survivors — using the RAM they actually use, not the RAM you configured.

Jul 25, 2026·17 min readRead →
#monitoring#infrastructure

One UPS, Whole Homelab: Safe Auto-Shutdown with NUT

Use Network UPS Tools (NUT) so a single UPS can cleanly shut down every machine in your homelab when the power fails — one server, many network clients, step by step.

Jul 22, 2026·12 min readRead →
#proxmox#infrastructure

Proxmox Cloud-Init Templates: New VMs in 30 Seconds Flat

Turn an Ubuntu cloud image into a Proxmox template and clone ready-to-boot VMs in seconds — user, SSH key, and IP pre-configured by cloud-init, no installer wizard ever again.

Jul 20, 2026·6 min readRead →
#getting-started#infrastructure

What Is a NAS? (And Which Kind Your Homelab Actually Needs)

NAS explained in plain English — what network-attached storage does, commercial box vs DIY server vs a share on your Proxmox host, and how to choose the right one for your budget.

Jul 19, 2026·7 min readRead →
#getting-started#proxmox

The Complete Proxmox Homelab Guide (2026)

A start-to-finish roadmap for building a Proxmox homelab: hardware, install, clustering, networking, storage, security, backups, and the self-hosted services worth running — each step linked to a full walkthrough.

Jul 17, 2026·6 min readRead →
#self-hosted#infrastructure

Jellyseerr: Let Your Family Request Movies Themselves

Give your whole household a Netflix-style page to browse and request titles — Jellyseerr passes each approved request straight to Radarr and Sonarr, hands-free.

Jul 17, 2026·6 min readRead →
#self-hosted#infrastructure

The Self-Healing Arr Stack: Why My Watchlist Silently Stopped Downloading

A real homelab incident — rotated API keys silently killed my Arr automation for days with zero errors. Here's the debugging story and the four patterns that make media automation immune to it: runtime keys, one consolidated script, an auto-detecting VPN-leak check, and a dead-man's-switch alert.

Jul 17, 2026·9 min readRead →
#getting-started#infrastructure

Shared Storage for Your Homelab: Samba and NFS File Shares Done Right

How to set up network file shares in a Proxmox homelab using Samba (for Windows/macOS) and NFS (for Linux). A beginner guide to a central file server your media, photos, and backups can all read from.

Jul 15, 2026·5 min readRead →
#self-hosted#getting-started

Your Homelab Needs a Second Brain — Here's Why

You've solved the same homelab problem three times because you forgot how you fixed it. Here's the case for a single source of truth — and the payoff that compounds over years.

Jul 15, 2026·5 min readRead →
#self-hosted#infrastructure

Install Jellyfin on a NAS or Proxmox LXC

Set up the free, open-source Jellyfin media server on a NAS or in a Proxmox LXC container, run the first-time wizard, and build your first movie and TV libraries.

Jul 12, 2026·8 min readRead →
#self-hosted#infrastructure

Plex vs Jellyfin: Which Media Server Should You Run?

A practical 2026 comparison of Plex and Jellyfin — pricing, remote access, hardware transcoding, apps, and privacy — to help you pick the right self-hosted media server.

Jul 12, 2026·6 min readRead →
#self-hosted#infrastructure

Automating the Arr Stack: Import Lists, Quality Profiles, Media Server

Make the *arr stack hands-off — import lists that add titles automatically, quality profiles that grab the best release, and a notification that refreshes Plex or Jellyfin on import.

Jul 10, 2026·7 min readRead →
#self-hosted#infrastructure

Deploy the Arr Stack with Docker Compose (Prowlarr, Radarr, Sonarr)

Stand up the full *arr stack in Docker Compose — Prowlarr, Radarr, Sonarr, and a VPN-shielded download client — with the single-root folder layout that enables instant hardlink imports.

Jul 10, 2026·7 min readRead →
#self-hosted#infrastructure

What Is the Arr Stack? Sonarr, Radarr, and Prowlarr Explained

A plain-English guide to the *arr stack — what Sonarr, Radarr, and Prowlarr each do, how they fit together, and how the automated media pipeline actually works.

Jul 10, 2026·5 min readRead →
#self-hosted#infrastructure

Plex Direct Play and Transcoding on Weak Hardware

Why Plex stutters on low-power CPUs, how Direct Play avoids transcoding entirely, and how to tune Plex so 4K files play smoothly without a beefy processor.

Jul 10, 2026·7 min readRead →
#self-hosted#infrastructure

Organizing a Plex Library: Naming, Agents, and Metadata

Name movie and TV files so Plex matches them automatically, pick the right metadata agents, and fix wrong titles and broken sort order in an existing library.

Jul 10, 2026·5 min readRead →
#self-hosted#infrastructure

Install Plex Media Server on a NAS or Proxmox LXC

Set up Plex Media Server on a NAS or in a Proxmox LXC container, claim it to your account, and build your first movie and TV libraries the right way.

Jul 10, 2026·7 min readRead →
#proxmox#lxc

Docker on Proxmox: LXC vs VM, Done Right

The right way to run Docker on Proxmox — why a dedicated VM beats a privileged LXC, how to set both up, and Portainer for a web UI. Avoid the docker-in-LXC pitfalls that cost real downtime.

Jul 8, 2026·5 min readRead →
#proxmox#lxc

Proxmox VM vs LXC: When to Use Each

A practical guide to choosing between a Proxmox VM and an LXC container — kernel sharing, isolation, density, performance, and a decision flowchart for every workload.

Jul 8, 2026·7 min readRead →
#proxmox#infrastructure

Creating Your First Proxmox VM: A Complete Walkthrough

Create a full virtual machine on Proxmox VE from scratch — upload an ISO, configure the VM wizard the right way, install the OS, and add the QEMU guest agent for clean shutdowns and live stats.

Jul 7, 2026·9 min readRead →
#proxmox#infrastructure

Choosing Homelab Hardware: What Actually Matters and What to Ignore

A practical hardware guide for building a multi-node homelab — CPU, RAM, storage, and power requirements explained without the jargon, with specific recommendations at three budget levels.

Jul 6, 2026·19 min readRead →
#networking#infrastructure

Choosing a Network Switch for Your Homelab: Speed, Managed vs Unmanaged, and VLAN Basics

What a network switch actually does, the real difference between 1GbE and 2.5GbE for homelab use, why managed switches matter for clustering, and how to wire up multiple Proxmox nodes correctly.

Jul 6, 2026·10 min readRead →
#proxmox#infrastructure

Proxmox Backup Server: Automated CT and VM Backups with Deduplication

Deploy Proxmox Backup Server (PBS) in a dedicated LXC container, configure scheduled backups for all containers and VMs, and set retention policies — with verified restore procedures.

Jul 6, 2026·8 min readRead →
#proxmox#infrastructure

Forming a Proxmox Cluster: Quorum, Corosync, and Joining Multiple Nodes

How to create a Proxmox VE cluster from multiple nodes — what Corosync and quorum actually mean, the exact commands to form and join the cluster, what to verify, and how to avoid the split-brain scenarios that corrupt data.

Jul 6, 2026·10 min readRead →
#proxmox#infrastructure

Proxmox Firewall: Securing a Home Cluster with Zone-Based Rules

A practical guide to the Proxmox built-in firewall — cluster-level rules, node-level rules, container-level rules, IPSET groups for your trusted subnets, and the exact rule order that keeps your cluster safe without locking yourself out.

Jul 6, 2026·6 min readRead →
#proxmox#infrastructure

Installing Proxmox VE: Complete Step-by-Step Guide from USB to First Login

How to download Proxmox VE, write a bootable USB drive, install it on your hardware with the correct network settings, and complete the essential post-install configuration — including fixing the subscription nag and switching to the free package repository.

Jul 6, 2026·11 min readRead →
#proxmox#networking

Proxmox LXC Networking: Static IPs, VLANs, and Bridge Configuration

A practical reference for Proxmox LXC container networking — assigning static IPs, configuring the Linux bridge, setting up VLAN-aware bridges, and troubleshooting the common mistakes that cause connectivity failures.

Jul 6, 2026·6 min readRead →
#proxmox#infrastructure

Proxmox Security Hardening: SSH Keys, Firewall, and Locking Down a New Cluster

Essential security configuration for a new Proxmox cluster — SSH key-based authentication, disabling password login, configuring the built-in firewall, securing the web UI, and the audit steps to verify nothing is exposed that shouldn't be.

Jul 6, 2026·13 min readRead →
#proxmox#infrastructure

Proxmox Storage Guide: local-lvm, ZFS, NFS, and When to Use Each

A practical breakdown of Proxmox storage backends — what local-lvm actually is, when ZFS makes sense, how to add NAS storage over NFS, and the storage layout decisions that affect your cluster's performance and reliability.

Jul 6, 2026·7 min readRead →
#getting-started#automation

Ventoy: One USB Drive for Every ISO You Own

Stop reflashing your USB drive for every OS install. Ventoy lets you boot any ISO by dropping it onto a drive — perfect for homelabbers juggling Proxmox, Ubuntu, GParted, and more.

Jul 6, 2026·9 min readRead →
#flutter#proxmox

Building a Native Proxmox Dashboard in Flutter: Linux Desktop + iOS

How I built MyOfficeLab (since renamed HomeLab) — a Flutter app with native Proxmox API integration, live CT metrics, Riverpod 3 state management, CEF webviews, and a dual-mode brass design system — targeting both Linux desktop and iOS from one codebase.

Jul 5, 2026·8 min readRead →
#proxmox#infrastructure

Building a 4-Node Proxmox Cluster on HP EliteDesk Mini PCs

How to assemble a production-grade Proxmox VE 9 cluster from four HP EliteDesk 705 G4 mini PCs — hardware selection, quorum strategy, firewall, and the gotchas that cost a Saturday.

Jul 5, 2026·7 min readRead →
#networking#tailscale

Tailscale Subnet Router: Remote Homelab Access Without Port Forwarding

Install Tailscale on one Proxmox node as a subnet router to make your entire homelab reachable from anywhere — no port forwarding, no VPN box, no dynamic DNS.

Jul 5, 2026·4 min readRead →
#getting-started#infrastructure

What Is a Homelab? (And Why You're About to Fall Down a Wonderful Rabbit Hole)

A homelab is your own private cloud running on hardware you control. Here's what a homelab actually is, why people build them, what you can run, and how to start — explained for complete beginners, no jargon.

Jul 5, 2026·6 min readRead →
Peira Labs

Peira Labs (say PAY-rah) — homelab infrastructure, documented honestly.

Content

Start HereAll Field NotesPlaybooksTopicsGlossaryRSS Feed

Site

The LabAboutPrivacy Policy

Around the web

ServeTheHomePerfect Media Serverselfh.stAwesome Self-HostedTRaSH Guides

© 2026 Peira Labs. All rights reserved.

This site contains affiliate links. As an Amazon Associate I earn from qualifying purchases.