Clarify efforts to run Gitaly Cluster in combination with GitLab Geo
Recently a lot of questions are raised on how to operate Gitaly Cluster on a GitLab Geo secondary.
In gitlab#223210 (closed) there was proven "it works" but there are still a lot of unknowns. To name a few:
- Where to store the database?
- How to use with PostgreSQL HA?
- ...
This issue exists to dive into the setup and add the missing pieces of documentation, or pinpoint the limitations and what not.