Prometheus Deep Dive: What’s New in v3.0 and Beyond - Saswata Mukherjee & Fiona Liao

Saswata Mukherjee, Fiona Liao

KubeCon + CloudNativeCon Europe 2025 · Session

This talk provides a comprehensive deep dive into Prometheus v3.0, a landmark release marking seven years since the previous major version. Presented by Fiona Liao from Grafana Labs and Saswata Mukherjee from Red Hat, both newly inducted Prometheus team members, the session illuminates the significant advancements and future directions of the cloud-native monitoring stalwart. The speakers detail a revitalized user interface, the introduction of native histograms, a more efficient remote write protocol, and enhanced OpenTelemetry integration, alongside crucial breaking changes and community governance updates.

AI review

This talk delivers an exceptional deep dive into Prometheus v3.0, detailing crucial advancements in UI, data handling with native histograms, and protocol efficiency via Remote Write 2.0. Presented by core project contributors, it offers indispensable insights and actionable guidance for navigating the breaking changes and leveraging new features, making it a critical update for any Prometheus operator. It's a foundational technical deep dive that will significantly impact thousands of practitioners.

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