René Welches

TECH NOTES TO MYSELF

Running Your Own Root CA for the Homelab

What started as a GitHub README turned into a proper blog post

How to create a self-signed Root CA for your homelab, sign server certificates, and trust them on macOS and Linux — including the git gotcha that the macOS Keychain won't tell you about.

Posted by Rene Welches on Wednesday, February 18, 2026
Last Modified on Thursday, February 19, 2026

Adding a Disk to Proxmox node: LVM Integration Guide

Extend your Proxmox storage with LVM thin provisioning

Complete guide to adding a disk to a Proxmox node with existing storage. Learn how to integrate the disk into the LVM 'pve' volume group and extend the thin pool for transparent storage expansion.

Posted by Rene Welches on Thursday, January 8, 2026
Last Modified on Thursday, January 29, 2026