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---
stage: Monitor
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group: Monitor
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info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#assignments
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---
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# Tracing **(FREE)**
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> - [Introduced](https://gitlab.com/gitlab-org/gitlab/-/merge_requests/7903) in GitLab 11.5.
> - [Moved](https://gitlab.com/gitlab-org/gitlab/-/issues/42645) from GitLab Ultimate to GitLab Free in 13.5.
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Tracing provides insight into the performance and health of a deployed application, tracking each
function or microservice that handles a given request. Tracing makes it easy to understand the
end-to-end flow of a request, regardless of whether you are using a monolithic or distributed
system.
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## Install Jaeger
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[Jaeger ](https://www.jaegertracing.io/ ) is an open source, end-to-end distributed tracing system
used for monitoring and troubleshooting microservices-based distributed systems. To learn more about
installing Jaeger, read the official
[Getting Started documentation ](https://www.jaegertracing.io/docs/latest/getting-started/ ).
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See also:
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- An [all-in-one Docker image ](https://www.jaegertracing.io/docs/latest/getting-started/#all-in-one ).
- Deployment options for:
- [Kubernetes ](https://github.com/jaegertracing/jaeger-kubernetes ).
- [OpenShift ](https://github.com/jaegertracing/jaeger-openshift ).
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## Link to Jaeger
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GitLab provides an easy way to open the Jaeger UI from within your project:
1. [Set up Jaeger ](https://www.jaegertracing.io ) and configure your application using one of the
[client libraries ](https://www.jaegertracing.io/docs/latest/client-libraries/ ).
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1. Navigate to your project's **Settings > Monitor** and provide the Jaeger URL.
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1. Click **Save changes** for the changes to take effect.
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1. You can now visit **Monitor > Tracing** in your project's sidebar and GitLab redirects you to
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the configured Jaeger URL.
