So much of what you interact with on GitHub depends on search—obviously the search bars and filtering experiences like the GitHub Issues page, but it is also the core of the releases page, projects page, the counts for issues and pull requests, and more. Given that search is such a core part of the GitHub platform, we’ve spent the last year making it even more durable. That means, less time spent ...
By implementing Elasticsearch's CCR feature, GitHub is addressing longstanding issues related to managing search indexes in GHES, particularly locking problems during upgrades or maintenance. This move signals an ongoing effort by the company to improve the platform's reliability and usability for administrators. However, it's important for users to understand the implications of these changes and follow proper procedures to ensure a smooth transition to the new CCR mode.
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