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Prometheus summary metrics

In How summary metrics work in Prometheus, Fabian Stäber motivates and explains what those metrics are and how they are implemented in the Prometheus client libraries. Great read, thanks!

Incident Response Conference

Mark the date: on April 1st The Incident Response Conference takes place. This is a half-day virtual conference with an amazing line-up, so make sure to check it out.

Profiling Node

Profiling Next.js apps with Parca by Manoj Vivek is a super cool hands-on deep dive, showing how to apply Continuous Profiling in the context of a popular programming language.

Single pane of glass?

Ivan Merrill shares some interesting thoughts in The single pane of glass is a myth.

Monitor EMR

My colleagues Ramesh Mathikumar, Gabriel Soto, and Vara Bonthu demonstrate how to go about Monitoring Amazon EMR on EKS with Amazon Managed Prometheus and Amazon Managed Grafana.

Aggregating search data

Matthias Veit shows how to Aggregate Search Data in Resoto (was: Cloudkeeper), a tool allowing you to index infra resources and capture dependencies.

Data observability

I stumbled upon Elementary, a tool that promises to take care of data monitoring and data lineage. Exciting times!

SRE revisited

Have a look at what the one and only Dotan Horovits put together in SLO in the Age of Microservices. Good read :)

That was it for this edition of the o11y newsletter. Feel free to share news items with me via Twitter—DMs are open if you like to share something in private. Stay safe and hope to see you around next week!