Update: The challenge of enabling Elasticsearch on GitLab.com

This post details the ongoing efforts to enable and improve Elasticsearch integration for GitLab.com's advanced search functionality. Key contributions include the implementation of selective indexing (per-project and per-group controls) to manage index size, numerous bug fixes identified through dogfooding and production readiness reviews, and improvements to the administration experience for managing the indexing process. It also outlines future challenges and plans, such as managing the Elasticsearch schema and reducing index size.