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What are clouds made of? Linux servers, mostly.

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eBPF for Networking (XDP)

eBPF for Networking (XDP)

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9 min read
Zero-Trust Encrypted Backups with Restic on Ubuntu 24.04

Zero-Trust Encrypted Backups with Restic on Ubuntu 24.04

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7 min read
Install Docker on Ubuntu 26.04 (the right way, with the docker-group truth)

Install Docker on Ubuntu 26.04 (the right way, with the docker-group truth)

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5 min read
CĂłmo crear y configurar un Virtual Host en un servidor LAMP local

CĂłmo crear y configurar un Virtual Host en un servidor LAMP local

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3 min read
Porting my Rust KVM hypervisor to ARM64: Running the binary

Porting my Rust KVM hypervisor to ARM64: Running the binary

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5 min read
RefluXFS (CVE-2026-64600): A Deep Dive into the Linux XFS Vulnerability That Lets Local Users Become Root

RefluXFS (CVE-2026-64600): A Deep Dive into the Linux XFS Vulnerability That Lets Local Users Become Root

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5 min read
Automating Linux Tasks with Bash

Automating Linux Tasks with Bash

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4 min read
I Gave My AI Agent a /proc Filesystem

I Gave My AI Agent a /proc Filesystem

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5 min read
Linux Distros

Linux Distros

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3 min read
Nexus Engine: One command to Set Up a Complete production Environment

Nexus Engine: One command to Set Up a Complete production Environment

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2 min read
When Your VPS Never Had the Resources It Was Sold With

Debugging invisible hypervisor provisioning gaps

When Your VPS Never Had the Resources It Was Sold With

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5 min read
My Terminal Became an Ops Center, One Command at a Time

My Terminal Became an Ops Center, One Command at a Time

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3 min read
One login to rule them all: centralized auth for internal tools with Caddy

One login to rule them all: centralized auth for internal tools with Caddy

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7 min read
100 Days of DevOps and Cloud (AWS), Day 16: A Load Balancer in Ten Lines of Nginx, and Least-Privilege IAM

100 Days of DevOps and Cloud (AWS), Day 16: A Load Balancer in Ten Lines of Nginx, and Least-Privilege IAM

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3 min read
Viewing Files in Linux Explained Simply (cat, less, head, tail & wc)

Viewing Files in Linux Explained Simply (cat, less, head, tail & wc)

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3 min read
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