Btw I use arch

[dn42] AS4242420263 under the hood - more POPs, full mesh network and auto-peering service


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.

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My Archlinux installation notes


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.

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Create a private network with Headscale and Tailscale


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

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Benchmarking NVMe-based storage with fio, bench-fio and fio-plot


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.

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Linux from scratch... in a qcow2 disk


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.

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