Собираем домашний сервер для локальных LLM на доступных GPU (NVIDIA CMP 50HX)
Привет! Меня зовут Александр Щербаков, я DevOps-инженер в X5 Tech. В одной из прошлых статей я рассказывал о домашних серверах на потребительском же…
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Backup, verify, destroy: how I deleted 50 Proxmox guests in one night and could undo any of them
If your Proxmox guest list is mostly grey "stopped" icons, this is the routine I used this week to delete 50 of them and get about 700 GB back, with…
Phase 0, Part 1: Turning Copy-Pasted Terraform Into a Reusable Proxmox Module
My original infrastructure is three bare-metal Proxmox machines clustered together. The clustering just makes administration a bit easier. Those run…
How Much RAM Do You Actually Need for a Proxmox Home Server?
Search for how much RAM a Proxmox server needs and you’ll usually get a number. 16 GB is enough. Get 32 GB to be safe. 64 GB if you’re serious. That…
Купил мини‑ПК с приставкой «AI» ради локальной LLM. Что может NPU на самом деле
TL;DR. Я купил мини‑ПК с Ryzen AI 9 365, чтобы гонять большую локальную модель на NPU. Начал с Windows ради гибрида NPU+iGPU, к…
Starting Over on My Home Server
My old home server worked fine, which is exactly why it was a problem. It was an Ubuntu box that had grown organically over a couple of years. A doz…
[Lab Notes] Kubernetes the Hard Way, For Real This Time (Step 06)
Continuing my Kubernetes the Hard Way homelab build. Steps 01-05 are already done, this covers step 06. Original guide: 06-data-encryption-keys.md T…
[Lab Notes] Kubernetes the Hard Way, For Real This Time (Step 05)
Continuing my Kubernetes the Hard Way homelab build. Steps 1-4 are already done, this is for step 05. Original guide: 05-kubernetes-configuration-fi…
[Lab Notes] Kubernetes the Hard Way, For Real This Time (Step 04)
Continuing my Kubernetes the Hard Way homelab build on Proxmox. Steps 01-03 are already done, this covers step 04. Original guide: 04-certificate-au…
[Lab Notes] Kubernetes the Hard Way, For Real This Time (Step 03)
Continuing my Kubernetes the Hard Way homelab build on Proxmox. Prerequisites and jumpbox setup ( steps 01-02 ) are already done, this covers step 0…
Why a Windows 11 VM Shows Nearly 100% Memory Usage in Proxmox VE
A Windows 11 VM in Proxmox VE was showing nearly 100% memory usage in monitoring. Inside Windows Task Manager, however, actual memory usage was only…
Tailscale Kernel TUN in Unprivileged LXC: Direct SSH Without Userspace Networking
tailscale up --tun=userspace-networking gets you a green dot in the admin console and almost nothing else. The node appears in your tailnet, tailsca…
The error pointed at the GPU. The culprit was the HBA. — a Proxmox passthrough recovery
The plan looked textbook. PCIe passthrough an NVIDIA RTX A4000 from a Proxmox 8 host into an Ubuntu 24.04 VM, giving a Filecoin sealing worker direc…
Automatically scale LXC containers resources on Proxmox hosts
LXC AutoScale is an async resource management daemon for Proxmox environments. Install via oneliner, as systemd service or Docker. It automatically…
How to Deploy a Secure Hub-and-Spoke Cluster Across Proxmox LXC
If you are running multiple self-hosted services on a single Proxmox node, leaving them on a default flat network ( vmbr0 ) is a massive security vu…
Running Docker on Proxmox: LXC vs VMs and the Firewall Rules That Actually Matter
A few months ago I pulled an old i7-7700 box out of a closet, threw 15GB of RAM at it, and turned it into my home lab. No GPU, nothing fancy. I run…
How to Install Proxmox VE (2026): Install + Update Reference
Installing Proxmox VE is genuinely easy. The graphical installer is a few screens, and it writes itself to disk in a couple of minutes. What trips p…
Proxmox Isn't Replacing VMware. It's Replacing Assumptions.
Proxmox migration assumptions are the part of the VMware exit that doesn't appear on any migration checklist — and the part that causes the most dam…
Stop picking a homelab mini-PC by TDP. The number that decides the power bill is idle watts.
A homelab box that never sleeps runs 8,760 hours a year. So the spec that decides what it costs you is not the one on the box. It is the one nobody…
Как превратить домашнюю файлопомойку в умную AI-галерею на основе сборки из x99+Xeon и видеокарты за 2 тыс рублей
Привет, Хабр. У многих дома крутится сервер или обычный NAS. На жестких дисках годами копится семейный архив: фотки из отпусков, видео с телефонов,…
Tesla P40 in a Homelab: 24GB of Inference on a Budget
The Tesla P40 is a seductive piece of hardware: 24GB of VRAM for a fraction of the cost of a modern RTX card. But after three weeks of fighting with…
Лёгкий мониторинг Proxmox-кластера: Pulse вместо большого Zabbix-стека
Полчаса в день у меня уходило на ручной обход шести нод Proxmox через веб-интерфейс — он показывает по одной ноде за раз. И часть рутины всё равно п…
I Broke My Proxmox Home Lab with a GPU Passthrough - Here's How I Fixed It
How a Kubernetes worker VM with a passed-through AMD GPU sent my entire home lab into an infinite crash loop — and the GRUB-level trick that saved i…
GPU PCI Address Instability: When Your Card Moves Between Reboots
I spent an entire afternoon debugging a VM that refused to boot, only to find out my GPU had decided to change its PCI address. One reboot and the d…
Unprivileged LXC + Docker: The runc Sysctl Permission Trap
sysctl: setting key "net.ipv4.ip_local_port_range": Permission denied I saw this error while trying to tune the network stack for a high-concurrency…