It seems that the Pull Request you referred to is undefined or missing specific details. To summarize a Pull Request for the Thanos project effectively, I would typically look at the following key points:

  1. Title and Description: The title should succinctly explain the purpose of the PR, while the description conveys the context, motivation, and any relevant background information.

  2. Changes Made: A breakdown of the code changes, including files modified and the core functionality affected. This could involve bug fixes, new features, performance improvements, or refactoring.

  3. Impact Assessment: Analysis of how these changes impact the existing codebase, including any potential breaking changes, performance implications, or changes in behavior.

  4. Testing: Information regarding tests added or modified, along with instructions on how to run them, ensuring that existing functionality remains intact.

  5. Review Feedback: Any specific areas where the author is seeking feedback or areas of concern that they want reviewers to focus on.

  6. Related Issues: Links to JIRA tickets, GitHub issues, or other discussions that relate to the changes proposed.

If you can provide more specific information or details about the Pull Request, I could help create a more tailored summary.