-[Step 1. Configuring the master Redis instance](#step-1-configuring-the-master-redis-instance)
-[Step 2. Configuring the slave Redis instances](#step-2-configuring-the-slave-redis-instances)
-[Step 3. Configuring the Redis Sentinel instances](#step-3-configuring-the-redis-sentinel-instances)
-[Step 4. Configuring the GitLab application](#step-4-configuring-the-gitlab-application)
-[Switching from an existing single-machine installation to Redis HA](#switching-from-an-existing-single-machine-installation-to-redis-ha)
-[Example of a minimal configuration with 1 master, 2 slaves and 3 Sentinels](#example-of-a-minimal-configuration-with-1-master-2-slaves-and-3-sentinels)
-[Example configuration for Redis master and Sentinel 1](#example-configuration-for-redis-master-and-sentinel-1)
-[Example configuration for Redis slave 1 and Sentinel 2](#example-configuration-for-redis-slave-1-and-sentinel-2)
-[Example configuration for Redis slave 2 and Sentinel 3](#example-configuration-for-redis-slave-2-and-sentinel-3)
-[Example configuration for the GitLab application](#example-configuration-for-the-gitlab-application)