This post describes the internals of my current dn42 network, with the extension from 2 to 4 POPs, and last but not least, the creation of a SSH-based auto-peering service. This post will be edited and kept up-to-date in the future.

I’ve just received my new Dell Pro Max 14 MC14250, and this is my installation notes for a modern Arch Linux installation, to support Secure Boot, Unified Kernel Images, systemd-boot, btrfs with snapper for snapshotting, and finalize the installation using aconfmgr, a simple configuration management system. The instructions are not detailed, the explanations are in the external resources listed at the end.

This post describes the usage of headscale and tailscale to create a virtual network based on WireGuard.

This post describes the usage of fio, bench-fio and fio-plot, to conduct a benchmark campaign and produce nice graphs. The tested system is a Dell R760 with 2 PERC 12 cards and 12 NVMe drives. The objective was to evaluate the impact of using hardware RAID on NVMe drives.

Linux From Scratch is a book which provides step-by-step instructions for building a GNU/Linux system entirely from source code.

I’ve always wanted to build my own LFS, to improve my understanding of GNU/Linux system architectures, but at the same time, I don’t want to break my laptop. I’ll describe in this post all the deviations from the book to build and boot a LFS virtual machine.