Blog
OTel Unplugged EU at FOSDEM 2027
Wednesday, November 11, 2026 in 2026
OpenTelemetry is returning to FOSDEM! After this year’s resounding success of OTel Unplugged at FOSDEM 2026, we’re excited to announce that OTel Unplugged will be returning to FOSDEM in 2027!! What is OTel Unplugged? OTel Unplugged is an …
Deprecating the Collector Batch Processor
Wednesday, November 11, 2026 in 2026
Batching in the OpenTelemetry Collector is a process that ensures requests are the right size for the exporter, large enough to improve compression and amortize round-trip latency, but not so large as to exceed limits. Batching combines a number of …
When Missing Telemetry Is the Signal
Tuesday, November 10, 2026 in 2026
An empty dashboard can mean that nothing happened. It can also mean that the system stopped reporting what happened. On a dashboard, they look the same. One needs no action. The other means you are missing the information you need to act. Take a …
Announcing the OpenTelemetry JavaScript SDK 3.0
Thursday, November 05, 2026 in 2026
OpenTelemetry JavaScript has released SDK 3.0 (stable v3.0.0 packages and experimental v0.300.0 packages) and API 1.10.0. Migration guide For a detailed description of breaking changes, see the OpenTelemetry JS SDK 3.x migration guide. What is JS SDK …
Keycloak's observability journey: a guide for project maintainers
Monday, November 02, 2026 in 2026
As part of an ongoing series, the Developer Experience SIG interviews organizations about their real-world OpenTelemetry deployments to share practical lessons with the broader community. This post features Keycloak, a CNCF project, and looks at the …
OpenTelemetry eBPF Instrumentation reaches v1.0.0
Friday, October 30, 2026 in 2026
We’re excited to announce v1.0.0 of OpenTelemetry eBPF Instrumentation—OBI! OBI brings OpenTelemetry observability to running Linux applications without requiring changes to their source code. It uses eBPF, together with runtime-specific …
Only include resource detectors you need by building your own Collector
Thursday, October 29, 2026 in 2026
There are many reasons for building your own OpenTelemetry Collector distribution. The existing distributions are designed to be broadly useful, which means they include many more components than what an individual deployment uses. Building your own …
Announcing the 2026 Governance Committee Election Results
Thursday, October 29, 2026 in 2026
We are delighted to announce the results of the 2026 OpenTelemetry Governance Committee Election! The OpenTelemetry project continues to bring together an exceptionally vibrant community, who are shaping the future of observability with their …
Faster, smaller checkpoints: the File Log receiver now uses protobuf
Wednesday, October 28, 2026 in 2026
If you run the File Log receiver with a storage extension, the Collector writes a checkpoint every time it polls your log files. That checkpoint is how the receiver remembers where it stopped reading, so a restart does not lose or duplicate logs. For …
OpenTelemetry Transformation Language reaches v1
Tuesday, October 27, 2026 in 2026
The OpenTelemetry Transformation Language (OTTL) is now v1. Starting with opentelemetry-collector-contrib v0.164.0, OTTL is stable for traces, metrics, and logs. The release of v1 means OTTL meets the Collector’s ‘stable’ stability …