$ cat post/sudo-bang-bang-run-/-old-servers-never-forget-/-disk-full-on-impact.md

sudo bang bang run / old servers never forget / disk full on impact


Title: Reflections on October 6, 2025 - When Copilots Became Co-workers


Today marks another day in the era of AI-native tooling where copilots have become co-workers. It’s hard to believe that just a few years ago, these tools were still in their infancy, and now they’re an integral part of our daily workflow. I woke up this morning with my eBPF-enabled machine learning copilot whispering suggestions on how to optimize our Kubernetes cluster. It feels like the future is finally here, but as always, it’s not without its quirks.

Last week, we had a particularly hairy incident where one of our AI-assisted ops tools generated an incorrect configuration that led to a production outage. It was a classic case of over-reliance on automation without proper human oversight. The copilot suggested the changes, but something just didn’t sit right with me. I spent hours debugging and arguing internally about whether the tool should be allowed to make such critical decisions.

In the end, we took a step back and implemented a rigorous validation pipeline for any AI-generated configurations. This involved writing a custom eBPF program that cross-validated our cluster state against the proposed changes in real-time. It was a bit of a hack job, but it worked like a charm. The copilot didn’t get to make those decisions alone anymore—humans had to review and approve them.

Speaking of copilots, I’ve been thinking about how they integrate into team dynamics. Some days, it feels like the tool is trying too hard to help. Other days, I find myself wishing for more assistance. The balance is tricky, but as with any good relationship, communication is key. We’re still figuring out the best way to have an ongoing conversation with our AI copilots.

Today’s lunch chat turned to the recent AWS outage in us-east-1. It was a stark reminder that even with all these fancy tools and platforms, basic infrastructure can still fail spectacularly. The discussions were intense as we hashed out how we could improve our resilience without adding too much complexity. One idea that gained traction was using eBPF to monitor and react to network latency issues in real-time, potentially preventing some of the pain points we saw last week.

On a lighter note, I spent the afternoon trying to figure out why my Librephone wouldn’t pair with my Bluetooth headphones. It turns out, the issue wasn’t with the phone or headphones, but rather with my copilot’s suggestion that I enable a certain “feature” in the settings that disabled wireless pairing for security reasons. I’m still not sure if this was intended to be a joke from the copilot, or if it was a bug.

As we move further into this era of AI-assisted operations, there are clear benefits: reduced human error, increased efficiency, and more time for strategic thinking. But like any powerful tool, they need to be wielded with care. We’re learning as we go, and that’s the beauty of it. Every day is an opportunity to refine our processes, our tools, and our interactions.

Tonight, I’m going to take a moment to reflect on all this. As the sun sets and the world calms down from another whirlwind day, I’ll be glad for the quiet moments with my copilot. It’s a long journey ahead, but one that promises both challenges and rewards.

Until next time, Brandon