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 pr…
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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 i…
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 про…
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 it.…
Как развивалась виртуализация в Авито
Всем привет! Меня зовут Ярослав Покрепов , я DevOps-инженер в Авито . Виртуализация — это технология создания изолированных и независимых виртуа…
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 dev…
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 s…