# Open Source Observability - the Checkly Webinar

> OpenTelemetry is the 'wave of the future' for observability, but is it ready for your team? Yes! We'll instrument a demo application and see what OpenTelmetry…

Source: https://www.checklyhq.com/blog/webinar-open-source-observability/

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# [Watch Now] Open Source Observability - the Checkly Webinar

[Nočnica Mellifera](https://www.checklyhq.com/blog/author/nica-mellifera/)

January 8, 2024 · Updated July 23, 2025

Thanks to all who joined us for our first webinar of the year to learn how to use OpenTelemetry and Checkly for a full monitoring solution. A video of the session is at the bottom of this post!

We need to monitor our service's performance, but large closed SaaS options are expensive and complex. OpenTelemetry is the 'wave of the future' for observability, but is it ready for your team? Yes!

Join Nočnica to see a demonstration of instrumenting a demo application and learn what OpenTelemetry can do. We'll also add external site monitors with Checkly synthetics checks.

You'll learn:
* What's in the OpenTelemetry Project, and how you can use it
* How to architect data collection for OpenTelemetry
* How to add Synthetic User testing and uptime monitoring with Checkly

Nočnica, fresh off delivering a workshop at the [CodeMash conference](https://codemash.org/session-details/?id=531996) on January 9th, will share her knowledge from over 5 years as part of the OpenTelemetry community.

## The Full Agenda

### OpenTelemetry

- History
- What's in the project - data backend, visualization, Synthetics, and queries are not part of OTel
- Use cases - can help almost anyone
- Status of development - Logs support is still growing, but you can send logs through the collector

### Where to send data

- Closed source SaaS backends
- issues with OTel data being a 'second class citizen'
- data in, but not data out
- Prometheus/Grafana
- Loki
- SigNoz/ClickHouse

### Collector Design

- Most basic - direct from SDK to datastore, don't do this
- Single collector
- Collector -> collector
- Daemonset in Kubernetes (I promise you don't need to know Kubernetes to follow this webinar!)

### Sample Application

- Basic data emitter from the CLI
- Auto-instrumentation with the language-appropriate SDK
- Configuring data sends

### External Monitors

- Known OpenTelemetry Limitation
- Why we need it
- Systems that take their monitoring down with them

### Checkly

- Configuration
- Frequency
- Playwright and more complex tests

## Thank you to all who joined us for the webinar!

We had a great webinar with a ton of great attendees and questions. The recorded version is [available on YouTube](https://www.youtube.com/watch?v=1rLX5_HAFhg).

If you'd like to join a community of like-minded nerds who want to know what's _really_happening inside their stack, [join the Checkly slack](https://www.checklyhq.com/slack/) to keep up with all the best Synthetics, [heartbeat monitoring](https://www.checklyhq.com/docs/heartbeat-monitors/), and monitoring-as-code news.

[Nočnica Mellifera](https://www.checklyhq.com/blog/author/nica-mellifera/)

Developer Advocate

Nočnica Mellifera (She/Her) was a developer for seven years before moving into developer relations. She specializes in containerized workloads, serverless, and public cloud engineering. Nočnica has long been an advocate for open standards, and has given talks and workshops on OpenTelemetry and Kubernetes architecture. She enjoys making music that friends have described as "unlistenable." In her spare time she cares for her two children and hundreds of houseplants.

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