Half the Answer Is in the Code and Half Is in Production

Every investigation I have been part of needs two kinds of knowledge, and they never live in the same place. The first is what production is doing. Error rate, latency, memory, what deployed and when, which pods are unhappy. That is Grafana, or Data…

Debugging Is Mostly Confirmation Bias With a Terminal

Watch how an investigation actually begins. An alert fires. Somebody in the channel says "I bet it's the database." Within ninety seconds four people are looking at database metrics, somebody is checking connection pool saturation, and a…

The Single Pane of Glass Never Arrived

Nearly nine in ten organisations now run more than one cloud. Flexera's 2026 State of the Cloud report puts multi-cloud adoption at 89%, and the average sits at around 2.6 providers. Almost none of them chose this. Multi-cloud is usually th…

Nobody Knows What Breaks When This Service Goes Down

There is a question that stalls almost every incident I have been part of, and it arrives about four minutes in. Something is failing. You have found the service responsible. Then somebody asks what else touches it, and the room goes quiet. Two peop…

Every Dashboard Is a Question Somebody Asked Once

Open your Grafana instance and look at the list. Not the two or three you actually use. The whole list. Most of those panels have an origin story, and it is nearly always the same one. Something broke, nobody could see it while it was happening, and…

Your Liveness Probe Will Restart Your Entire Fleet

Picture a database going down for ninety seconds. Nothing dramatic, a failover, the kind of thing that should be invisible. Every pod in your deployment runs a liveness probe that opens a connection to that database and runs a trivial query. Every o…

One Prometheus Label Can Take Down Your Monitoring

Somebody on your team is going to add a label this month. It will be a reasonable label. It will make a dashboard more useful, it will answer a question somebody asked in a retro, and it will pass review without comment. Three weeks later your Prome…

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