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Chapter 1. Release notes for the Red Hat OpenShift Distributed Tracing Platform 3.7
1.1. About this release
Distributed Tracing Platform 3.7 is provided through the Tempo Operator 0.18.0 and based on the open source Grafana Tempo 2.8.2.
Some linked Jira tickets are accessible only with Red Hat credentials.
Only supported features are documented. Undocumented features are currently unsupported. If you need assistance with a feature, contact Red Hat’s support.
1.2. New features and enhancements
- Network policy to restrict API access
- With this update, the Tempo Operator creates a network policy for the Operator to restrict access to the used APIs.
1.3. Known issues
- Tempo query frontend fails to fetch trace JSON
In the Jaeger UI, clicking on Trace and refreshing the page, or accessing Trace
Trace Timeline Trace JSON from the Tempo query frontend, might result in the Tempo query pod failing with an EOF error. To work around this problem, use the distributed tracing UI plugin to view traces.
1.4. Fixed issues
This release fixes the following CVE:
1.5. Getting support
If you experience difficulty with a procedure described in this documentation, or with OpenShift Container Platform in general, visit the Red Hat Customer Portal. From the Customer Portal, you can:
- Search or browse through the Red Hat Knowledgebase of articles and solutions relating to Red Hat products.
- Submit a support case to Red Hat Support.
- Access other product documentation.
To identify issues with your cluster, you can use Insights in OpenShift Cluster Manager Hybrid Cloud Console. Insights provides details about issues and, if available, information on how to solve a problem.
If you have a suggestion for improving this documentation or have found an error, submit a Jira issue for the most relevant documentation component. Please provide specific details, such as the section name and OpenShift Container Platform version.
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