I’ve just published a practical 2-page AI defense mini-framework for engineering teams. Instead of one long wall of text, I split the content into: 1) Learning page (theory-first, fast reading) Explains each defense concept clearly: why it matters, what it means in real operations, and where teams usually fail. Uses expandable sections (accordions) for deeper detail without...
During the last two weeks, something weird started happening on one of the RDS instances I’m responsible for. Sudden, sharp peaks in active connections appeared — dozens of new ones almost instantly, then slowly disappearing. Within 5–10 minutes, the application would hang and become unresponsive. This wasn’t just a minor blip; it was a full-blown mystery. Phase 1: The Code Witch Hunt The...
If you’ve ever looked at web page performance reports, chances are you’ve focused on average load times (or response times), perhaps glanced at the worst cases (max/min), and maybe moved on. But what if I tell you — to truly understand how your site behaves under load, percentiles + request volume over time are equally (if not more) important? In this post, I’ll walk through why you should...