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OpenTelemetry

@opentelemetry.io

2.4K followers 3 following 251 posts

The official Bluesky account for the OpenTelemetry project! Follow for updates, releases, and more information.

Posts Replies Media

OpenTelemetry @opentelemetry.io · 28/09/2026

In just a few days, Amy Super(star) will show us what the Contributor Experience SIG has been up to! 👀 She'll be sharing some of the research the SIG has been working on, along with tips on how to get your foot in the door and start contributing to OTel. Sign up now: buff.ly/6eCrCkv

OpenTelemetry @opentelemetry.io · 23/09/2026

Join us for the next What’s New in OTel? session, where Amy Super from the Contributor Experience SIG will share insights from research into how people contribute to OpenTelemetry, including ways to contribute beyond code. 📅 September 30 🕙 10 AM PDT | 7 PM CEST Register: buff.ly/6eCrCkv

OpenTelemetry @opentelemetry.io · 22/09/2026

We are excited to announce the 2026 OTel GC election. Nominations are due by 2026-10-16 23:59 AoE. List of eligible candidates will be shared 2026-10-19. Voting will take place between 2026-10-26 12:00 UTC & 2026-10-28 end of day AoE. Results will be announced 2026-10-30. buff.ly/4BhGWKt

Announcing the 2026 OpenTelemetry Governance Committee Election

The OpenTelemetry project is excited to announce the 2026 OpenTelemetry Governance Committee (GC) election. Nominations are due by 16 October 2026 23:59 AoE. The list of eligible candidates will be…

OpenTelemetry @opentelemetry.io · 18/09/2026

Dual-exporting .NET metrics with OTLP and Prometheus. The latest OTel Prometheus exporter for .NET lets you export your metrics to both systems in parallel, and migrate without a single cut-over event. buff.ly/FhOnXkD

Dual-exporting .NET metrics with OTLP and Prometheus

Many applications export their metrics directly to Prometheus. If you’re unfamiliar with Prometheus, in a nutshell it’s a time-series database for storing metrics, like counters and histograms.…

OpenTelemetry @opentelemetry.io · 17/09/2026

Have you ever wanted to contribute to OpenTelemetry but didn't know how to get started? Check out the first video in the series, "How to Contributed to OpenTelemetry", brought to you by the Contributor Experience SIG. Thank you Abhi Narwal for the contribution! buff.ly/6iMgSHo

OpenTelemetry @opentelemetry.io · 15/09/2026

Missed our latest OTel in Practice session? 🎥 We had Jose Gomez-Selles walk through the process of creating custom metrics, spans, and logs to better understand critical application workflows. ▶️ Watch the recording: buff.ly/saQRb2M

OpenTelemetry @opentelemetry.io · 14/09/2026

Help us stabilize environment variable context propagation. The OTel Specification now has a release candidate for environment variables as context propagation carriers. We want feedback before we mark it Stable. buff.ly/cKwKa7v

opentelemetry.io

Help us stabilize environment variable context propagation

A trace does not always cross a network boundary. A workflow runner starts a shell, the shell launches a build tool, and the build tool starts test processes. Batch and data-processing systems create…

OpenTelemetry @opentelemetry.io · 01/09/2026

OpenTelemetry Go v1.47.0-rc.1 is here. This release promotes the Logs API & SDK to release candidate, the final stage before we provide stable v1 compatibility guarantees. We believe the design is ready, and now we need the community to test it! Read the blog: buff.ly/pjtFrob

opentelemetry.io

OpenTelemetry Go Logs API and SDK reach release candidate status

OpenTelemetry Go v1.47.0-rc.1 is here. This release promotes the Logs API and SDK to release candidate (RC), the final stage before we provide stable v1 compatibility guarantees. We believe the…

OpenTelemetry @opentelemetry.io · 31/08/2026

Tomorrow, we’re rolling up our sleeves with Jose Gomez-Selles of VictoriaMetrics as he shows us a hands-on approach to manual instrumentation that produces cleaner, more useful telemetry. Still time to grab a spot: buff.ly/ax21hRO 🕙 10 AM PDT · 1 PM EDT · 6 PM WAT/BST

OpenTelemetry @opentelemetry.io · 28/08/2026

For our next OTel in Practice, Jose Gómez-Sellés (Product Lead at VictoriaMetrics Cloud) will walk us through a practical guide on OpenTelemetry manual instrumentation, or as he puts it, "how to produce clean observability by getting your hands dirty." 🔗: buff.ly/ax21hRO 📅 Sept 1 | 10 AM PDT

OpenTelemetry @opentelemetry.io · 26/08/2026

Missed August's "What's New in OTel"? No problem! You can now catch the stream on-demand on our YouTube channel. Learn about the OTel Packaging SIG from one of its maintainers, Michele Mancioppi! www.youtube.com/live/G_c052e...

OpenTelemetry @opentelemetry.io · 25/08/2026

Mark your calendars for our latest What's New in OTel, happening tomorrow! Michele Mancioppi will share updates from the Packaging SIG: zero-touch instrumentation, the new Linux auto-instrumentation system packages, and what these mean for OTel adoption. 🕙 10 AM PDT Register: buff.ly/ZLNPsDS

OpenTelemetry @opentelemetry.io · 21/08/2026

So, what's new in OTel? A lot, actually. This time, Michele Mancioppi, Packaging SIG Maintainer will be unpacking (pun intended) zero-touch instrumentation and what it means for OTel adoption. Register here: 🔗 buff.ly/ZLNPsDS 📅 Aug 26 | 10 AM PDT · 1 PM EDT · 6 PM BST · 7 PM CEST · 10:30 PM IST

OpenTelemetry @opentelemetry.io · 20/08/2026

⏰ In 1 hour, Akila Induranga & Nilushan Costa will be walking us through how they built OpenChoreo's observability plane on the OTel Collector. You don't want to miss it. Register here to attend: 🔗 ocgroups.dev/cncf/group/o...

OpenTelemetry @opentelemetry.io · 19/08/2026

Join us for another exciting edition of OTel in Practice. This time we're hosting OpenChoreo maintainers, Akila Induranga and Nilushan Costa. They'll break down how OpenChoreo built its observability plane on the OpenTelemetry Collector. 🗓️ Aug 20 ⏰ 9 AM PDT Register today: 🔗 buff.ly/jPEJKJ0

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OpenTelemetry @opentelemetry.io · 14/08/2026

Metrics, logs & traces tell you how systems behave. Entity events tell you what exists: a live bi-temporal graph of your infrastructure, with relationships now in the spec. This blog walks through building a consumer, from event-sourced storage to a queryable graph: buff.ly/QBrp1SC

opentelemetry.io

What can you do with OpenTelemetry entity events?

Metrics, logs, and traces tell you how your systems behave. They are much quieter about what actually exists: which hosts, interfaces, switches, services, and volumes are out there right now, and,…

OpenTelemetry @opentelemetry.io · 06/08/2026

High-cardinality metrics can quietly become a memory problem. What should an SDK do when metric attribute combinations keep growing? This blog post explains the tradeoffs behind cardinality limits and how the SDK handles overflow while keeping memory bounded. Read it here: buff.ly/oLUfs7a

opentelemetry.io

Metric cardinality limits in OpenTelemetry: a practical guide

OpenTelemetry metrics are designed to be safe to use in production. One part of that safety is the cardinality limit in the metrics SDK. The limit protects your process from unbounded memory growth…

OpenTelemetry @opentelemetry.io · 28/07/2026

The OpenTelemetry Demo 3.0 is out, and yes, we broke it! In this blog post we share the highlights of what changed in the 3.0 release. And if you're a vendor using the Demo to showcase your OTel support, here's your call to action: Please update your instructions. buff.ly/gSt6uFX

opentelemetry.io

We broke the OTel demo

If you’ve been running the Demo for some time, you may have seen a couple of structural changes lately, and you may even have gotten mad about things not working as expected. We feel your pain and we…

OpenTelemetry @opentelemetry.io · 24/07/2026

Heading to Yokohama next week? KubeCon + CloudNativeCon Japan runs July 28-30, and we've collected every OpenTelemetry session in one place. Community Day kicks things off on the 28th. opentelemetry.io/blog/2026/ku...

opentelemetry.io

OpenTelemetry @ KubeCon + CloudNativeCon Japan 2026

KubeCon + CloudNativeCon Japan takes place July 28-30, 2026, in Yokohama, Japan. Register today to join us! Here are all the OpenTelemetry-related sessions, up to date at the time of writing. Session…

OpenTelemetry @opentelemetry.io · 23/07/2026

Instrumenting apps on plain Linux hosts meant downloading agents by hand and wiring up env vars. Not anymore. The new OTel Packaging SIG shipped its first repo: the Injector plus auto-instrumentation for Java, .NET, Node.js and Python, as system packages. opentelemetry.io/blog/2026/pa...

opentelemetry.io

One-command OpenTelemetry setup on Linux hosts

OpenTelemetry as system dependency Setting up OpenTelemetry for your applications and systems depends on where those apps and systems run. Some are very automated, especially Kubernetes, thanks to…

OpenTelemetry @opentelemetry.io · 22/07/2026

Lambda expressions land in OTTL! Eight new (experimental) higher-order functions, Filter, MapEach, MapKeys, Any, All, Find, Reduce, and When, let you pass inline logic to transform collections concisely. opentelemetry.io/blog/2026/la...

opentelemetry.io

Lambda-powered functions land in OTTL

As telemetry pipelines become more sophisticated, so do the transformations they need to perform: sanitizing sensitive data, normalizing inconsistent schemas, and enforcing attribute contracts. While…

OpenTelemetry @opentelemetry.io · 22/07/2026

📢 OpenTelemetry community: all Zoom meetings are moving to the LFX Project Control Center. Please update your calendars. Issues or questions? Comment on the tracking issue or ask in #opentelemetry on CNCF Slack. 🔗 github.com/open-telemet...

Migration of Zoom meetings to Linux Foundation Project Control Center · Issue #3548 · open-telemetry/community

The CNCF has reached out to us to migrate our existing Zoom meetings to Linux Foundation Project Control Center. Extract of the message received: We are reaching out regarding the global deprecatio...

OpenTelemetry @opentelemetry.io · 21/07/2026

We're looking for OpenTelemetry users to join a 20–30 minute interview to help improve the OpenTelemetry Ecosystem Explorer (buff.ly/8FtaEET). If you fit the profile, please sign up here: buff.ly/2nCmNXp No prep needed.

OpenTelemetry Ecosystem Explorer Discussion

Please tell us a little about you

OpenTelemetry @opentelemetry.io · 20/07/2026

OpenTelemetry Swift is deprecating CocoaPods support. Swift Package Manager (SPM) is now the recommended install method. Existing integrations keep working, but CocoaPods support ends Dec 2, 2026. New features and fixes will be SPM-only, so plan your migration. opentelemetry.io/blog/2026/ot...

opentelemetry.io

CocoaPods Deprecation Notice for OpenTelemetry Swift

As it was announced via CocoaPods Support Plan and via CocoaPods Spec Repository, CocoaPods is transitioning their project to maintenance mode, and cocoapods trunk is going to be read-only in a few…

OpenTelemetry @opentelemetry.io · 17/07/2026

Go Compile-Time Instrumentation just hit v1! 🎉 Add OpenTelemetry to your Go services with zero code changes. Swap go build for otelc go build and get automatic instrumentation for your app, dependencies & the standard library. opentelemetry.io/blog/2026/go...

opentelemetry.io

Announcing v1 of OpenTelemetry Go Compile-Time Instrumentation

If you write Java, Python, Node.js, or .NET, you have been able to add OpenTelemetry to an application without editing its code for years: attach an agent at startup and telemetry starts flowing. Go…

OpenTelemetry @opentelemetry.io · 16/07/2026

OpenTelemetry graduated in the CNCF... now what? A quick look at how we got here and where we are headed: opentelemetry.io/blog/2026/ot...

opentelemetry.io

OpenTelemetry Has Graduated… Now what?

In case you missed it: OpenTelemetry (OTel) has officially achieved CNCF graduated status! It now stands proudly alongside amazing open source projects such as Kubernetes and Prometheus, to name just…

OpenTelemetry @opentelemetry.io · 15/07/2026

OTel's Spring Boot starter now supports declarative config (2.26.0): the full SDK YAML schema inside application.yaml, under one `otel:` key. Try it out: opentelemetry.io/blog/2026/sp...

opentelemetry.io

The Voyage of a Small Environment Variable

The OpenTelemetry Spring Boot starter gained declarative-configuration support starting in version 2.26.0 — the same YAML schema the Java agent introduced in late 2025, now embedded inside…

OpenTelemetry @opentelemetry.io · 06/07/2026

July 7th is the LAST DAY to submit a CFP for Observability Summit EU. Don't miss out!! WHEN: October 5th, 2026 (same week as OSSummit EU) WHERE: Prague, Czechia More info: 👉

Observability Summit Europe | LF Events

Observability Summit bring the observability community together to collaborate and advance open source observability tools & practices.

OpenTelemetry @opentelemetry.io · 02/07/2026

The OpenTelemetry End User SIG now has an APAC-friendly meeting! 🎉 We're expanding our meeting options to make it easier for more community members to participate. You can find the meeting details here: buff.ly/NGdjTHD If the APAC time works better for you, you're welcome to join.

GitHub - open-telemetry/community: OpenTelemetry community content

OpenTelemetry community content. Contribute to open-telemetry/community development by creating an account on GitHub.

OpenTelemetry @opentelemetry.io · 01/07/2026

You know you wanna! CFP is open for Observability Summit EU. What are you waiting for? WHEN: October 5th, 2026 (same week as OSSummit EU) WHERE: Prague, Czechia CFP closes July 7th. More info: 👉

Observability Summit Europe | LF Events

Observability Summit bring the observability community together to collaborate and advance open source observability tools & practices.

OpenTelemetry @opentelemetry.io · 30/06/2026

Calling Dart & Flutter developers! There's a push to bring officially maintained OpenTelemetry support to Dart and Flutter and they're looking for contributors to help make it happen. Interested in shaping observability for Dart? buff.ly/YFfwlUJ #OpenTelemetry #Flutter #Dart

opentelemetry.io

Call for Contributors: OpenTelemetry for Dart and Flutter

Why OpenTelemetry for Dart and Flutter? Dart is a full-stack language and the language of Flutter, one of the most popular frameworks for building cross-platform applications. Data shows over 20% of…

OpenTelemetry @opentelemetry.io · 25/06/2026

Have you submitted a CFP for Observability Summit EU yet? WHEN: October 5th, 2026 (same week as OSSummit EU) WHERE: Prague, Czechia CFP closes July 7th. More info: 👉

Observability Summit Europe | LF Events

Observability Summit bring the observability community together to collaborate and advance open source observability tools & practices.

OpenTelemetry @opentelemetry.io · 24/06/2026

That well-meaning TelemetryHelper wrapper over #OpenTelemetry? It probably hurts more than helps: kills zero-alloc paths, adds lookups to your hot path, and your team learns the wrapper instead of #OTel. Skip the wrapper. 👇 buff.ly/snwRG0A

opentelemetry.io

Don't Wrap OpenTelemetry — You're Probably Hurting More Than Helping

There’s a pattern I’ve seen across many teams adopting OpenTelemetry, and it’s well-intentioned every single time. An engineer wants to make things easier for the team. They build a thin abstraction…

OpenTelemetry @opentelemetry.io · 16/06/2026

Here's your friendly reminder to sign up and/or submit a CFP for Observability Summit EU. WHEN: October 5th, 2026 (same week as OSSummit EU) WHERE: Prague, Czechia CFP closes July 7th. Find out more: 👉

Observability Summit Europe | LF Events

Observability Summit bring the observability community together to collaborate and advance open source observability tools & practices.

OpenTelemetry @opentelemetry.io · 10/06/2026

Hear ye, hear ye! Observability Summit EU is HAPPENING!! WHEN: October 5th, 2026 (same week as OSSummit EU) WHERE: Prague, Czechia CFP closes July 7th. More details here:

Observability Summit Europe | LF Events

Observability Summit bring the observability community together to collaborate and advance open source observability tools & practices.

OpenTelemetry @opentelemetry.io · 10/06/2026

Calling all OTel Maintainers! If you'd like to lead ContribFest at KubeCon NA 2026, please fill out the form below! ✌️

KubeCon NA 2026 Contribfest Interest Form

Please fill out this form if you are interested in leading ContribFest at KubeCon NA!

OpenTelemetry @opentelemetry.io · 27/05/2026

Arianna Vespri (Ollygarden) got involved with OpenTelemetry through Prometheus, but her first point of contact with OpenTelemetry was through OTel semantic conventions tooling (Weaver).

OpenTelemetry @opentelemetry.io · 21/05/2026

#OpenTelemetry is a #CNCF graduated project From OpenCensus and OpenTracing to today, this project has been a community effort from the start. Thank you to everyone who contributed code, docs, specs, reviews, feedback, and end-user experiences. This milestone belongs to you. buff.ly/SSE3ct3

opentelemetry.io

OpenTelemetry is a CNCF Graduated Project

Today, the Cloud Native Computing Foundation (CNCF) announced that OpenTelemetry has graduated. Graduation is an important milestone for the project and reflects the strength of the OpenTelemetry…

OpenTelemetry @opentelemetry.io · 20/05/2026

Nikola Grcevski (Grafana) is an OpenTelemetry eBPF maintainer and was convinced by GC member Juraci Paixão Kröhling to start contributing to OTel! #humansOfOTel

OpenTelemetry @opentelemetry.io · 19/05/2026

Securing modern observability in legacy environments can be challenging. Systems can't be modified, equipment life cycles can be long and patching windows limited, and networks tend to be flat or weakly segmented. Today's blog post covers how to secure these #OTel deployments. buff.ly/xlTZfwj

opentelemetry.io

Applying OpenTelemetry Security Practices in Legacy Environments

OpenTelemetry is gaining traction in manufacturing and other legacy environments as organizations explore modern observability approaches. However, applying these practices in traditional systems…

OpenTelemetry @opentelemetry.io · 14/05/2026

Your AI agent just took 45 seconds to answer a simple question. Was it the model? A slow tool call? A retry loop? #OpenTelemetry is making it easier to find the answers with semantic conventions for generative AI. Learn more in today's post! opentelemetry.io/blog/2026/ge...

opentelemetry.io

Inside the LLM Call: GenAI Observability with OpenTelemetry

Your AI agent just took 45 seconds to answer a simple question. Was it the model? A slow tool call? A retry loop? Every time an application calls an LLM, a chain of model calls, tool invocations, and…

OpenTelemetry @opentelemetry.io · 13/05/2026

Dale McDiarmid (ClickHouse) got involved with OTel after using ClickHouse as a backend for OTel data! #humansOfOTel

OpenTelemetry @opentelemetry.io · 12/05/2026

🚀 Calling all end users! We're excited to announce the launch of #OTel blueprints and reference implementations! 🚀 With guidance from experts, you can build production-ready telemetry pipelines that span multiple #OpenTelemetry components. Learn more and contribute! 👇️ buff.ly/LhNAODw

opentelemetry.io

Introducing OTel Blueprints and Reference Implementations

It’s not uncommon for end users adopting OpenTelemetry to, at some point in their journey, ask themselves: “Why is this stuff so complex?”. Full adoption normally requires understanding the different…

OpenTelemetry @opentelemetry.io · 12/05/2026

🇳🇱 OTel Night in Amsterdam, May 20, 2026 OTel Night is a community meetup for practitioners running #OpenTelemetry in production. This edition features the team at #ING walking through how one of Europe's largest banks runs observability at scale. Join us!

OTel Night in Amsterdam

Sign up to join us on May 20!

OpenTelemetry @opentelemetry.io · 01/05/2026

We're shaking things up a bit with this latest edition of Humans of OpenTelemetry from KubeCon EU! We've made shorts for each of our featured humans. First up, is Liudmila Molkova (Grafana), OTel TC member and maintainer! Watch now! #humansOfOTel

Humans of OTel KubeCon EU 2026 - Liudmila Molkova

Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube.

OpenTelemetry @opentelemetry.io · 30/04/2026

🗓️ Over a year in the making 📈 One of the fastest-growing projects in #OpenTelemetry Introducing the Ecosystem Explorer The Ecosystem Explorer helps you understand OTel before you start. We’re starting with Java, with plenty more to come. Got ideas? Come build with us. buff.ly/EAfFJZg

opentelemetry.io

Introducing the Ecosystem Explorer Project

OpenTelemetry is vast. The Java agent alone includes over 240 different auto-instrumentations. The Collector has hundreds of components. Python, JavaScript, Go, and .NET each have their own…

OpenTelemetry @opentelemetry.io · 28/04/2026

Earlier this year, the #OpenTelemetry project ran a survey of the 🇯🇵Japanese🇯🇵 community. We wanted to know how Japanese practitioners are using OTel and how engaged they are in the ecosystem. Our goal is to meaningfully grow usage and engagement based on the survey results.

OpenTelemetry Japanese Community Survey

This report presents findings from the OpenTelemetry Japanese Community Survey, conducted to understand the current landscape of OTel awareness, adoption, and community engagement among developers…

OpenTelemetry @opentelemetry.io · 27/04/2026

OpenTelemetry ❤️ Prometheus! The #OTel and #Prometheus projects are strengthening interoperability. 🛠️ Building with both? Check out our client library comparison, plus updates on Prometheus compatibility and exporter spec stabilization. Links in 🧵! 🗳️ Running both? Take our survey! buff.ly/XhVm0Fg

docs.google.com

Survey: 🔭OpenTelemetry ↔ 🔥Prometheus Interoperability

Privacy notice: The data collected in this survey will be anonymised and publicly shared in the GitHub repositories prometheus-community/ux-research and opentelemetry/sig-end-user under the CC0 1.0…

OpenTelemetry @opentelemetry.io · 23/04/2026

OpenTracing compatibility requirements have been officially deprecated. This is a deprecation of specification requirements, not an immediate removal of compatibility material. But now is the time to start thinking about migration. Details and timeline 👇️ opentelemetry.io/blog/2026/de...

opentelemetry.io

Deprecating OpenTracing compatibility requirements

On March 19, 2026, the OpenTelemetry Specification project merged PR #4938, deprecating OpenTracing compatibility requirements in the specification. This change updates the specification to match…

OpenTelemetry @opentelemetry.io · 21/04/2026

Our third feature on real-world #OpenTelemetry deployments focuses on Skyscanner, a global travel search platform. With more than 1,000 microservices across two dozen production clusters, Skyscanner operates #OTel at scale. Read our latest post for their valuable insights! buff.ly/oIqBiJF

opentelemetry.io

How Skyscanner scales OpenTelemetry: managing collectors across 24 production clusters

The Developer Experience SIG is publishing a series of blog posts featuring real-world OpenTelemetry deployments from companies across different industries and scales. This post features Skyscanner,…