It seems that there is no specific content provided for the Pull Request you want summarized regarding the project thanos-io/thanos. To create an effective summary, I would need details about the changes, features, bug fixes, or enhancements introduced in that Pull Request.

If you could provide or clarify any aspects of the Pull Request, such as the title, description, key changes, or purpose, I’d be happy to help you create a summary tailored for an advanced developer!