CentOS

How To Monitor Disk Load in Linux

iostat utility will help measure and monitor hard drive load:

# iostat -dx /dev/sda 5

As result you can see output:

How to Securely Wipe Hard Drive in Linux

Laptop with a code editor and AI chat, wired to two speed gauges reading 110 and 26 tokens per second.

Flint vs Qwen 3.8 27B on a MacBook Pro M5: my local AI setup in VS Code

I tried a pile of local models on my MacBook Pro M5 and kept two: Flint for fast fixes at 110 tokens/s, Qwen 3.8 27B for the harder work at 26. Here is the setup, the numbers, and how I split the work between them.

Two server racks with cracked doors marked PHP and Node.js, illustrating the php2shell and CVE-2026-111497 vulnerabilities

php2shell and Node2Shell: how to check and fix your server this weekend

two critical bugs landed on 21 October 2026: php2shell in PHP and a Brotli RCE in Node.js. Here's how to find every affected server and container, patch it, and check whether anyone got in first.

Local AI can replace Claude for a lot of work, but not the work that scares me

A local AI model can handle more real work than most people expect. The problem is knowing which 80% is safe to keep local — and which 20% still needs a stronger model.

Supabase RLS checklist for AI-built apps: stop leaking user data before launch

Supabase makes it easy to build fast, but a public anon key with weak RLS can expose real user data. Use this checklist before launching an AI-built app.