Visualizing Time Series Data Using Grafana’s Transform and Threshold Tools

I’ve been staring at Grafana dashboards for years now—first while monitoring complex cloud infrastructure, and more recently to keep tabs on my increasingly smart (and sometimes overly opinionated) home. There’s a particular frustration that comes with a dashboard that shows data but doesn’t tell a story. You know the one: a tangled mess of lines on a graph, all in the same color, leaving you squinting and asking, “Okay, but is this good or bad?