**Goal of this checklist:** Set a clear path for High Availability Expert training ### Stage 1: Commit and Become familiar with what High Availability is - [ ] **Done with Stage 1** 1. [ ] Ping your manager on the issue to notify him you have started 1. [ ] In your Slack Notification Settings, set **HA** as a **Highlight Word** 1. [ ] Commit to this by notifying the current experts that they can start routing non-technical HA questions to you 1. [ ] Understand the [basic concept of high availability](https://www.digitalocean.com/community/tutorials/what-is-high-availability) 1. [ ] Understand the use of [GitLab High Availability roles](https://docs.gitlab.com/omnibus/roles/) 1. [ ] Understand the different [HA architectures possible with GitLab](https://gitlab.com/gitlab-org/gitlab-ee/merge_requests/3647/diffs) ### Stage 2: Technical Setup - [ ] **Done with Stage 2** 1. [ ] Set up a minimal HA setup using the GitLab omnibus package following the documentation at https://docs.gitlab.com/ee/administration/high_availability/ 1. [ ] [Configure database](https://docs.gitlab.com/ee/administration/high_availability/database.html) 1. [ ] [Configure Redis](https://docs.gitlab.com/ee/administration/high_availability/redis.html) 1. [ ] [Configure NFS](https://docs.gitlab.com/ee/administration/high_availability/nfs.html) 1. [ ] [Configure GitLab Application servers](https://docs.gitlab.com/ee/administration/high_availability/gitlab.html) 1. [ ] [Configure load balancers](https://docs.gitlab.com/ee/administration/high_availability/load_balancer.html) ** A minimal setup has 2 application servers, 7 nodes for database components and 1 load balancer. ### Stage 3: GitLab HA Administration - [ ] **Done with Stage 3** Remember to contribute to any documentation that needs updating ### Stage 4: Tickets - [ ] **Done with Stage 4** - [ ] Contribute valuable responses on at least 10 HA tickets. Even if a ticket seems too advanced for you to answer. Find the answers from an expert and relay it to the customer. 1. [ ] __ 1. [ ] __ 1. [ ] __ 1. [ ] __ 1. [ ] __ 1. [ ] __ 1. [ ] __ 1. [ ] __ 1. [ ] __ 1. [ ] __ ### Stage 5: Customer Calls ### [ ] Stage 5: Quiz? ### Final Stage - [ ] Your Manager needs to check this box to acknowledge that you finished - [ ] Send a MR to declare yourself an **HA Expert** on the team page