Blog — Madalin

A cozy coffee shop with books around. In the middle a desk with a person working on a laptop with Debian and OpenSuse stickers. The person is a young woman with a bit of geek touch.

July 6, 2026 Madalin

Madalin

Why Your Small Business Should Consider Debian or OpenSuse

Discover how Debian and OpenSuse can slash costs and boost security for your small business while reducing ransomware risks through open-source Linux advantages.

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A moody close-up product shot of a laptop chassis edge in near-darkness, focused on a small illuminated amber warning indicator that glows confidently — even though everything around it is cool and calm. Cold slate-blue ambient light vs. the lone warm amber dot. Shallow depth of field, cinematic, minimal, editorial tech aesthetic. No text, no logos, no readable screens. 16:9.

July 4, 2026 Madalin

Madalin

It's Not Linux. It's the Firmware.

Three symptoms on a Dell XPS 13 9310 that look like Linux bugs — a battery setting that won't save, a heat warning in a cold room, and Wi-Fi that crashes itself. All three are the firmware, with real logs and fixes.

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A clean, modern technical illustration: a single glowing multi-core CPU at the centre, with translucent layered streams of light representing virtual machine and container threads flowing into and out of the cores like lanes of traffic merging through a junction. Cool blues and teals on a dark background, subtle circuit-board texture, a sense of orderly flow and scheduling rather than chaos. Minimalist, editorial tech-blog aesthetic, no text, 16:9.

June 30, 2026 Madalin

Madalin

How a Hypervisor Actually Shares CPU and I/O: A Practical Guide for KVM, LXC and Proxmox

vCPUs are just threads, cgroups don't replace the scheduler, and on NVMe the right I/O scheduler is usually 'none'. A ground-up tour of how Linux shares physical resources between virtual machines and containers — and which knobs are actually worth turning for small-to-medium workloads.

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