PromCon 2025

If you didn't watch the live stream, make sure to check out the video recordings of PromCon 2025: excellent content from Prom core to OpenTelemetry.

OpenTelemetry logging

Very useful for practitioners, check out OpenTelemetry Filelog Receiver: A Guide to Ingesting Log Files by the good folks from Dash0.

CW App Signals in practice

Effortless Observability - Integrating CloudWatch Application Signals with OpenTelemetry by Tobias Schmidt is a great hands-on tutorial on CloudWatch Application Signals, the AWS native APM offering.

OTel mobile panel

If you missed Embrace's Pumpkin spice and OpenTelemetry for mobile panel, now you can read up on the findings in all details. Thanks for sharing!

OTel updates

Two exciting things I stumbled upon in OpenTelemetry land:

• OTel Map is a really cool visualization tool that generates a topology based on OTel spans. Also available as open source, for DIY setups.
• Another example of this awesome community in action: have a look at the first alpha release of OpenTelemetry for Zig. Massive congrats!

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!