Merge branch 'docs-anchors4-ha' into 'master'

Docs: Fix anchors in HA docs

See merge request gitlab-org/gitlab-ce!25415

doc/administration/high_availability/redis.md

@@ -369,7 +369,7 @@ Now that the Redis servers are all set up, let's configure the Sentinel
 servers.
 
 If you are not sure if your Redis servers are working and replicating
-correctly, please read the [Troubleshooting Replication](#troubleshooting-replication)
+correctly, please read the [Troubleshooting Replication](#troubleshooting-redis-replication)
 and fix it before proceeding with Sentinel setup.
 
 You must have at least `3` Redis Sentinel servers, and they need to

doc/administration/high_availability/redis_source.md

@@ -46,7 +46,7 @@ valuable information for the general setup.
 
 Assuming that the Redis master instance IP is `10.0.0.1`:
 
-1. [Install Redis](../../install/installation.md#6-redis)
+1. [Install Redis](../../install/installation.md#7-redis).
 1. Edit `/etc/redis/redis.conf`:
 
     ```conf
@@ -72,7 +72,7 @@ Assuming that the Redis master instance IP is `10.0.0.1`:
 
 Assuming that the Redis slave instance IP is `10.0.0.2`:
 
-1. [Install Redis](../../install/installation.md#6-redis)
+1. [Install Redis](../../install/installation.md#7-redis).
 1. Edit `/etc/redis/redis.conf`:
 
     ```conf

doc/university/high-availability/aws/README.md

@@ -3,7 +3,7 @@ comments: false
 ---
 
 > **Note**: We **do not** recommend using the AWS Elastic File System (EFS), as it can result
-in [significantly degraded performance](https://gitlab.com/gitlab-org/gitlab-ee/blob/master/doc/administration/high_availability/nfs.md#aws-elastic-file-system).
+in [significantly degraded performance](../../../administration/high_availability/nfs.md#avoid-using-awss-elastic-file-system-efs).
 
 # High Availability on AWS
 
@@ -182,7 +182,7 @@ Another option is to build a simple NFS server using a vanilla Linux server back
 by AWS Elastic Block Storage (EBS).
 
 > **Note:** GitLab does not recommend using AWS Elastic File System (EFS). See
-  details in [High Availability NFS documentation](../../../administration/high_availability/nfs.md#aws-elastic-file-system)
+  details in [High Availability NFS documentation](../../../administration/high_availability/nfs.md#avoid-using-awss-elastic-file-system-efs)
 
 ***