2025-08-25¶

Cortex: efficient queries¶

In Efficient Query Parallelism in Cortex with Dynamic Query Splitting my colleague Ahmed Hassan explores the motivations behind adapting dynamic query splitting in Cortex, how the dynamic model works, and how to configure it for more efficient scalable PromQL query execution.

Go & observability¶

Observability in Go: What Real Engineers Are Saying in 2025, by Przemek Delewski is an insightful report from a Go dev perspective.

Kubernetes logging¶

The good folks from Sawmills published Container Logs in Kubernetes: How to View and Collect Thems, a hands-on piece on all things logs in Kubernetes. Nice!

Reducing incident response times¶

My colleagues Deepesh Dhapola, Tarun Chakraborty, and Hitesh Subnani teamed up with folks from Zeta, Shashidhar Soppin, Manochandra Menni, and Anchal Kansal. They wrote an interesting article: Zeta reduces banking incident response time by 80% with Amazon OpenSearch Service observability.

SvelteKit adopts OTel¶

A very popular and widely used framework adopted OTel, read Introducing integrated observability in SvelteKit by Elliott Johnson to learn more.

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!