Operations | Monitoring | ITSM | DevOps | Cloud

Node.js applications power millions of APIs, microservices, and real-time systems. But without proper monitoring, performance issues, memory leaks, and errors can go undetected until they impact users. This guide explains how to monitor Node.js applications in production, what metrics to track, and which tools deliver the best results.

Grafana 12.3 is here, delivering new features for interactive learning, deeper insights into logging data, and so much more. Overall, a big theme in the latest minor release is to make data exploration easier, faster, and more customizable. Grafana 12.3: Download now! Below are just some of the highlights from Grafana 12.3. If you want to explore all the latest updates, please refer to the changelog or our What’s New documentation, and be sure to check out the TL;DR video below.

Two years ago, Sentry built a metrics product that worked great on paper. But when we dogfooded it, we realized it was not what our customers really needed. Two weeks before launch, we killed the whole thing. Here’s what we learned, why classical time-series metrics break down for debugging modern applications, and how we rebuilt the system from scratch.