Merge branch 'patch-83' into 'master'

Note that object storage and Gitaly is better than NFS

See merge request gitlab-org/gitlab!26253

doc/administration/high_availability/gitlab.md

@@ -8,6 +8,9 @@ NOTE: **Note:** There is some additional configuration near the bottom for
 additional GitLab application servers. It's important to read and understand
 these additional steps before proceeding with GitLab installation.
 
+NOTE: **Note:** [Cloud Object Storage service](object_storage.md) with [Gitaly](gitaly.md)
+is recommended over [NFS](nfs.md) wherever possible for improved performance.
+
 1. If necessary, install the NFS client utility packages using the following
    commands:
 

doc/administration/high_availability/nfs.md

@@ -12,6 +12,9 @@ performance, especially for actions that read or write to Git repositories. See
 [Filesystem Performance Benchmarking](../operations/filesystem_benchmarking.md)
 for steps to test filesystem performance.
 
+NOTE: **Note:** [Cloud Object Storage service](object_storage.md) with [Gitaly](gitaly.md)
+is recommended over NFS wherever possible for improved performance.
+
 ## NFS Server features
 
 ### Required features