diff options
Diffstat (limited to 'doc/administration/high_availability/redis.md')
| -rw-r--r-- | doc/administration/high_availability/redis.md | 61 |
1 files changed, 30 insertions, 31 deletions
diff --git a/doc/administration/high_availability/redis.md b/doc/administration/high_availability/redis.md index 031fb31ca4f..e05bebbef18 100644 --- a/doc/administration/high_availability/redis.md +++ b/doc/administration/high_availability/redis.md @@ -1,7 +1,6 @@ # Configuring Redis for GitLab HA -> -Experimental Redis Sentinel support was [Introduced][ce-1877] in GitLab 8.11. +> Experimental Redis Sentinel support was [Introduced][ce-1877] in GitLab 8.11. Starting with 8.14, Redis Sentinel is no longer experimental. If you've used it with versions `< 8.14` before, please check the updated documentation here. @@ -15,20 +14,20 @@ a hosted cloud solution or you can use the one that comes bundled with Omnibus GitLab packages. > **Notes:** -- Redis requires authentication for High Availability. See - [Redis Security](http://redis.io/topics/security) documentation for more - information. We recommend using a combination of a Redis password and tight - firewall rules to secure your Redis service. -- You are highly encouraged to read the [Redis Sentinel][sentinel] documentation - before configuring Redis HA with GitLab to fully understand the topology and - architecture. -- This is the documentation for the Omnibus GitLab packages. For installations - from source, follow the [Redis HA source installation](redis_source.md) guide. -- Redis Sentinel daemon is bundled with Omnibus GitLab Enterprise Edition only. - For configuring Sentinel with the Omnibus GitLab Community Edition and - installations from source, read the - [Available configuration setups](#available-configuration-setups) section - below. +> - Redis requires authentication for High Availability. See +> [Redis Security](http://redis.io/topics/security) documentation for more +> information. We recommend using a combination of a Redis password and tight +> firewall rules to secure your Redis service. +> - You are highly encouraged to read the [Redis Sentinel][sentinel] documentation +> before configuring Redis HA with GitLab to fully understand the topology and +> architecture. +> - This is the documentation for the Omnibus GitLab packages. For installations +> from source, follow the [Redis HA source installation](redis_source.md) guide. +> - Redis Sentinel daemon is bundled with Omnibus GitLab Enterprise Edition only. +> For configuring Sentinel with the Omnibus GitLab Community Edition and +> installations from source, read the +> [Available configuration setups](#available-configuration-setups) section +> below. ## Overview @@ -55,11 +54,11 @@ components below. ### High Availability with Sentinel ->**Notes:** -- Starting with GitLab `8.11`, you can configure a list of Redis Sentinel - servers that will monitor a group of Redis servers to provide failover support. -- Starting with GitLab `8.14`, the Omnibus GitLab Enterprise Edition package - comes with Redis Sentinel daemon built-in. +> **Notes:** +> - Starting with GitLab `8.11`, you can configure a list of Redis Sentinel +> servers that will monitor a group of Redis servers to provide failover support. +> - Starting with GitLab `8.14`, the Omnibus GitLab Enterprise Edition package +> comes with Redis Sentinel daemon built-in. High Availability with Redis requires a few things: @@ -231,13 +230,13 @@ Pick the one that suits your needs. This is the section where we install and setup the new Redis instances. ->**Notes:** -- We assume that you have installed GitLab and all HA components from scratch. If you - already have it installed and running, read how to - [switch from a single-machine installation to Redis HA](#switching-from-an-existing-single-machine-installation-to-redis-ha). -- Redis nodes (both master and slaves) will need the same password defined in - `redis['password']`. At any time during a failover the Sentinels can - reconfigure a node and change its status from master to slave and vice versa. +> **Notes:** +> - We assume that you have installed GitLab and all HA components from scratch. If you +> already have it installed and running, read how to +> [switch from a single-machine installation to Redis HA](#switching-from-an-existing-single-machine-installation-to-redis-ha). +> - Redis nodes (both master and slaves) will need the same password defined in +> `redis['password']`. At any time during a failover the Sentinels can +> reconfigure a node and change its status from master to slave and vice versa. ### Prerequisites @@ -383,9 +382,9 @@ multiple machines with the Sentinel daemon. [Download/install](https://about.gitlab.com/downloads-ee) the Omnibus GitLab Enterprise Edition package using **steps 1 and 2** from the GitLab downloads page. - - Make sure you select the correct Omnibus package, with the same version - the GitLab application is running. - - Do not complete any other steps on the download page. + - Make sure you select the correct Omnibus package, with the same version + the GitLab application is running. + - Do not complete any other steps on the download page. 1. Edit `/etc/gitlab/gitlab.rb` and add the contents (if you are installing the Sentinels in the same node as the other Redis instances, some values might |