Blog
Exposing OTel Collector in Kubernetes with Gateway API & mTLS
Thursday, June 05, 2025 in 2025
The goal of this blog post is to demonstrate how you can expose an OpenTelemetry (OTel) Collector running inside Kubernetes to the outside world securely, using the Kubernetes Gateway API and mutual TLS (mTLS) for authentication and encryption. As …
Announcing the RPC Semantic Conventions stabilization project
Monday, June 02, 2025 in 2025
The Semantic Conventions SIG is excited to kick off the RPC stabilization effort! Following the stabilization of the database conventions in May 2025, we’re continuing our work to stabilize key areas—and RPC is next. It takes a village to …
Kubernetes CPU Metrics in the kubeletstats Receiver: Transition from .cpu.utilization to .cpu.usage
Friday, May 30, 2025 in 2025
The OpenTelemetry Collector’s kubeletstats receiver is a crucial component for collecting Kubernetes node, pod and container metrics. To improve metric accuracy and adhere to OpenTelemetry semantic conventions, we are updating how CPU metrics are …
Join us for OpenTelemetry Talks and Activities at KubeCon + CloudNativeCon Japan 2025
Thursday, May 29, 2025 in 2025
The OpenTelemetry project invites you to join members of the OpenTelemetry community at KubeCon + CloudNativeCon Japan (registration) and at the co-located Community Day in Tokyo from June 15 to 17, 2025. This post covers all currently scheduled …
Join us for OpenTelemetry Talks and Activities at KubeCon + CloudNativeCon China 2025
Thursday, May 22, 2025 in 2025
The OpenTelemetry project invites you to join members of the OpenTelemetry community at KubeCon + CloudNativeCon in Asia: KubeCon + CloudNativeCon China (registration) in Hong Kong from June 10 to 11, 2025. KubeCon + CloudNativeCon Japan the …
OpenTelemetry Protocol with Apache Arrow - Phase 2 Announcement
Monday, May 12, 2025 in 2025
We are excited to announce the next phase of the OpenTelemetry Protocol with Apache Arrow project (OTel-Arrow). We began this project several years ago with the goal of bridging between OpenTelemetry data and the Apache Arrow ecosystem. Apache Arrow …
The Humans of OpenTelemetry - KubeCon EU 2025
Wednesday, May 07, 2025 in 2025
We’re back with our fourth edition of Humans of OpenTelemetry, this time from KubeCon EU in London, UK. Once again, Reese Lee and I interviewed OpenTelemetry contributors and end users, and learned how they got involved with OTel: Marylia …
OpenTelemetry Logging and You
Friday, April 18, 2025 in 2025
If you’ve been following OpenTelemetry for a while, you’ve probably heard a lot about logs. Log bridges, Logs API, events, you name it, we’ve talked about it. This blog post is intended to be a discussion of the rationale and current design direction …
OTel Sucks (But Also Rocks!)
Thursday, April 03, 2025 in 2025
OpenTelemetry (OTel) is often touted as the future of observability, promising vendor neutrality and comprehensive data collection. But what’s the reality for those who use it daily? We sat down with several engineers and SREs to get their …
Insights from the OpenTelemetry Developer Experience Survey
Wednesday, April 02, 2025 in 2025
The OpenTelemetry Developer Experience SIG recently surveyed the community to better understand where the SIG could have the most impact on improving the developer experience. We received 218 responses, which we will use to guide our prioritization …