Merge branch 'docs-distro-free-tier' into 'master'

Add tier badges to Distribution pages

See merge request gitlab-org/gitlab!62953

doc/administration/environment_variables.md

@@ -5,7 +5,7 @@ info: To determine the technical writer assigned to the Stage/Group associated w
 type: reference
 ---
 
-# Environment variables
+# Environment variables **(FREE SELF)**
 
 GitLab exposes certain environment variables which can be used to override
 their defaults values.

doc/administration/instance_limits.md

@@ -5,7 +5,7 @@ info: To determine the technical writer assigned to the Stage/Group associated w
 type: reference
 ---
 
-# GitLab application limits
+# GitLab application limits **(FREE SELF)**
 
 GitLab, like most large applications, enforces limits within certain features to maintain a
 minimum quality of performance. Allowing some features to be limitless could affect security,

doc/administration/libravatar.md

@@ -5,7 +5,7 @@ info: To determine the technical writer assigned to the Stage/Group associated w
 type: howto
 ---
 
-# Using the Libravatar service with GitLab
+# Using the Libravatar service with GitLab **(FREE SELF)**
 
 GitLab by default supports the [Gravatar](https://gravatar.com) avatar service.
 

doc/administration/load_balancer.md

@@ -5,7 +5,7 @@ info: To determine the technical writer assigned to the Stage/Group associated w
 type: reference
 ---
 
-# Load Balancer for multi-node GitLab
+# Load Balancer for multi-node GitLab **(FREE SELF)**
 
 In an multi-node GitLab configuration, you need a load balancer to route
 traffic to the application servers. The specifics on which load balancer to use

doc/administration/nfs.md

@@ -5,7 +5,7 @@ info: To determine the technical writer assigned to the Stage/Group associated w
 type: reference
 ---
 
-# Using NFS with GitLab
+# Using NFS with GitLab **(FREE SELF)**
 
 NFS can be used as an alternative for object storage but this isn't typically
 recommended for performance reasons. Note however it is required for [GitLab

doc/administration/operations/fast_ssh_key_lookup.md

@@ -4,7 +4,7 @@ group: Distribution
 info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#assignments
 ---
 
-# Fast lookup of authorized SSH keys in the database
+# Fast lookup of authorized SSH keys in the database **(FREE SELF)**
 
 NOTE:
 This document describes a drop-in replacement for the

doc/administration/operations/filesystem_benchmarking.md

@@ -4,7 +4,7 @@ group: Distribution
 info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#assignments
 ---
 
-# File system Performance Benchmarking
+# File system performance benchmarking **(FREE SELF)**
 
 File system performance has a big impact on overall GitLab performance,
 especially for actions that read or write to Git repositories. This information

doc/administration/operations/index.md

@@ -4,7 +4,7 @@ group: Distribution
 info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#assignments
 ---
 
-# Performing Operations in GitLab
+# Performing operations in GitLab **(FREE SELF)**
 
 Keep your GitLab instance up and running smoothly.
 

doc/administration/operations/puma.md

@@ -4,7 +4,7 @@ group: Distribution
 info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#assignments
 ---
 
-# Switching to Puma
+# Switching to Puma **(FREE SELF)**
 
 As of GitLab 12.9, [Puma](https://github.com/puma/puma) has replaced [Unicorn](https://yhbt.net/unicorn/)
 as the default web server. From GitLab 13.0, the following run Puma instead of Unicorn unless

doc/administration/operations/ssh_certificates.md

@@ -4,7 +4,7 @@ group: Distribution
 info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#assignments
 ---
 
-# User lookup via OpenSSH's AuthorizedPrincipalsCommand
+# User lookup via OpenSSH's AuthorizedPrincipalsCommand **(FREE SELF)**
 
 > [Available in](https://gitlab.com/gitlab-org/gitlab-foss/-/merge_requests/19911) GitLab
 > Community Edition 11.2.

doc/administration/polling.md

@@ -4,7 +4,7 @@ group: Distribution
 info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#assignments
 ---
 
-# Polling configuration
+# Polling configuration **(FREE SELF)**
 
 The GitLab UI polls for updates for different resources (issue notes, issue
 titles, pipeline statuses, etc.) on a schedule appropriate to the resource.

doc/administration/reply_by_email_postfix_setup.md

@@ -4,7 +4,7 @@ group: Distribution
 info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#assignments
 ---
 
-# Set up Postfix for incoming email
+# Set up Postfix for incoming email **(FREE SELF)**
 
 This document will take you through the steps of setting up a basic Postfix mail
 server with IMAP authentication on Ubuntu, to be used with [incoming email](incoming_email.md).

doc/administration/sidekiq.md

@@ -5,7 +5,7 @@ info: To determine the technical writer assigned to the Stage/Group associated w
 type: reference
 ---
 
-# Configuring Sidekiq
+# Configuring Sidekiq **(FREE SELF)**
 
 This section discusses how to configure an external Sidekiq instance using the
 bundled Sidekiq in the GitLab package.

doc/administration/smime_signing_email.md

@@ -4,7 +4,7 @@ group: Distribution
 info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#assignments
 ---
 
-# Signing outgoing email with S/MIME
+# Signing outgoing email with S/MIME **(FREE SELF)**
 
 Notification emails sent by GitLab can be signed with S/MIME for improved
 security.

doc/administration/timezone.md

@@ -4,7 +4,7 @@ group: Distribution
 info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#assignments
 ---
 
-# Changing your time zone
+# Changing your time zone **(FREE SELF)**
 
 The global time zone configuration parameter can be changed in `config/gitlab.yml`: