2025-06-16¶

Instrumentation score¶

Instrumentation Score launched, allowing you to automatically assess your telemetry! Learn more about this exciting initiative in Juraci Paixão Kröhling's launch blog post.

OTel contributors¶

Via the OTel blog: Insights from the OpenTelemetry Contributor Experience Survey by Pablo Baeyens, Tiffany Hrabusa, and Andrej Kiripolský.

OTel span attributes¶

Tanmay Bhat on How To Modify Span Attributes In OpenTelemetry Instrumentation Using Hooks and Span Processors, a short but useful hands-on contribution.

Web RUM¶

Embrace launched an OTel-based, user-focused observability offering with their new Web RUM product.

Observability at scale¶

Andrew Mallaband continues his deep-dive ecosystem series, check out The High-Stakes Data Pipeline Playbook: What Ad Tech Teaches Us About Observability at Scale.

OTel with Apache Arrow¶

Laurent Querel shared some insights on how F5 and Microsoft plan to work on Phase 2 of OpenTelemetry with Apache Arrow. Thanks!

That was it for this edition of the o11y newsletter. Feel free to share news items with me via Bluesky DM. Stay safe and hope to see you around next week!