diff --git a/app/controllers/autocomplete_controller.rb b/app/controllers/autocomplete_controller.rb
index 5cb5690d72d834c6d2c8bd3b4cca6b138060e0a8..c32a7f10aa4cb1a0848619851ab9cabd3a82411e 100644
--- a/app/controllers/autocomplete_controller.rb
+++ b/app/controllers/autocomplete_controller.rb
@@ -9,6 +9,8 @@ class AutocompleteController < ApplicationController
   feature_category :code_review, [:merge_request_target_branches]
   feature_category :continuous_delivery, [:deploy_keys_with_owners]
 
+  urgency :low, [:merge_request_target_branches]
+
   def users
     group = Autocomplete::GroupFinder
       .new(current_user, project, params)
diff --git a/app/controllers/dashboard_controller.rb b/app/controllers/dashboard_controller.rb
index 8d7686a95fbcd4a30a3ac816e8e32ce0051906f1..2ecd17db48789177b3c4617bd8230226fa174439 100644
--- a/app/controllers/dashboard_controller.rb
+++ b/app/controllers/dashboard_controller.rb
@@ -18,6 +18,8 @@ class DashboardController < Dashboard::ApplicationController
   feature_category :team_planning, [:issues, :issues_calendar]
   feature_category :code_review, [:merge_requests]
 
+  urgency :low, [:merge_requests]
+
   def activity
     respond_to do |format|
       format.html
diff --git a/app/controllers/groups/autocomplete_sources_controller.rb b/app/controllers/groups/autocomplete_sources_controller.rb
index 82f8854bd2b34d8d80eda097be6dc66a28a7f56a..17cdcd9cb9b9ee857a57623415b1c852d8d5044b 100644
--- a/app/controllers/groups/autocomplete_sources_controller.rb
+++ b/app/controllers/groups/autocomplete_sources_controller.rb
@@ -5,6 +5,8 @@ class Groups::AutocompleteSourcesController < Groups::ApplicationController
   feature_category :team_planning, [:issues, :labels, :milestones, :commands]
   feature_category :code_review, [:merge_requests]
 
+  urgency :low, [:merge_requests]
+
   def members
     render json: ::Groups::ParticipantsService.new(@group, current_user).execute(target)
   end
diff --git a/app/controllers/groups_controller.rb b/app/controllers/groups_controller.rb
index c1f892d0ffca811fb544150f5a58fbb5bd9a6296..7f2b026b5b3bd14010222ac8fb55eca3670945cc 100644
--- a/app/controllers/groups_controller.rb
+++ b/app/controllers/groups_controller.rb
@@ -60,6 +60,7 @@ class GroupsController < Groups::ApplicationController
   feature_category :importers, [:export, :download_export]
 
   urgency :high, [:unfoldered_environment_names]
+  urgency :low, [:merge_requests]
 
   def index
     redirect_to(current_user ? dashboard_groups_path : explore_groups_path)
diff --git a/app/controllers/projects/autocomplete_sources_controller.rb b/app/controllers/projects/autocomplete_sources_controller.rb
index 0d5f64c739cb5d9fcc15356a5e7d2f5e51fcd02a..cf432cfb429ac597d9f2dcea52b0779e04086801 100644
--- a/app/controllers/projects/autocomplete_sources_controller.rb
+++ b/app/controllers/projects/autocomplete_sources_controller.rb
@@ -8,6 +8,8 @@ class Projects::AutocompleteSourcesController < Projects::ApplicationController
   feature_category :users, [:members]
   feature_category :snippets, [:snippets]
 
+  urgency :low, [:merge_requests]
+
   def members
     render json: ::Projects::ParticipantsService.new(@project, current_user).execute(target)
   end
diff --git a/app/controllers/projects/merge_requests/conflicts_controller.rb b/app/controllers/projects/merge_requests/conflicts_controller.rb
index a80388785049ae8ffc58fa04884b248d972254e4..76a233afa138226057e78146095a6c8fb0e29f66 100644
--- a/app/controllers/projects/merge_requests/conflicts_controller.rb
+++ b/app/controllers/projects/merge_requests/conflicts_controller.rb
@@ -5,6 +5,12 @@ class Projects::MergeRequests::ConflictsController < Projects::MergeRequests::Ap
 
   before_action :authorize_can_resolve_conflicts!
 
+  urgency :low, [
+    :show,
+    :conflict_for_path,
+    :resolve_conflicts
+  ]
+
   def show
     respond_to do |format|
       format.html do
diff --git a/app/controllers/projects/merge_requests/content_controller.rb b/app/controllers/projects/merge_requests/content_controller.rb
index 399745151b1d69d1729acf48e06f961102c6f045..588fc85ff771d4dcdce9a57a2a6e2a83102d6ceb 100644
--- a/app/controllers/projects/merge_requests/content_controller.rb
+++ b/app/controllers/projects/merge_requests/content_controller.rb
@@ -13,6 +13,11 @@ class Projects::MergeRequests::ContentController < Projects::MergeRequests::Appl
   FAST_POLLING_INTERVAL = 10.seconds.in_milliseconds
   SLOW_POLLING_INTERVAL = 5.minutes.in_milliseconds
 
+  urgency :low, [
+    :widget,
+    :cached_widget
+  ]
+
   def widget
     respond_to do |format|
       format.json do
diff --git a/app/controllers/projects/merge_requests/creations_controller.rb b/app/controllers/projects/merge_requests/creations_controller.rb
index ecc5ad1f84e7902bbc809b78b5ac3c0549607535..beb179f584b3d8a895c25ae4300105414f5c2b8a 100644
--- a/app/controllers/projects/merge_requests/creations_controller.rb
+++ b/app/controllers/projects/merge_requests/creations_controller.rb
@@ -10,6 +10,15 @@ class Projects::MergeRequests::CreationsController < Projects::MergeRequests::Ap
   before_action :apply_diff_view_cookie!, only: [:diffs, :diff_for_path]
   before_action :build_merge_request, except: [:create]
 
+  urgency :low, [
+    :new,
+    :create,
+    :pipelines,
+    :diffs,
+    :branch_from,
+    :branch_to
+  ]
+
   def new
     define_new_vars
   end
diff --git a/app/controllers/projects/merge_requests/diffs_controller.rb b/app/controllers/projects/merge_requests/diffs_controller.rb
index 388b27cdfa456d1959b6e24c8e2a758d36ba3013..32ca7d779d29730fd6f8e032ff5b58d17b5c2770 100644
--- a/app/controllers/projects/merge_requests/diffs_controller.rb
+++ b/app/controllers/projects/merge_requests/diffs_controller.rb
@@ -14,6 +14,13 @@ class Projects::MergeRequests::DiffsController < Projects::MergeRequests::Applic
 
   after_action :track_viewed_diffs_events, only: [:diffs_batch]
 
+  urgency :low, [
+    :show,
+    :diff_for_path,
+    :diffs_batch,
+    :diffs_metadata
+  ]
+
   def show
     render_diffs
   end
diff --git a/app/controllers/projects/merge_requests/drafts_controller.rb b/app/controllers/projects/merge_requests/drafts_controller.rb
index 044d9f8b31fc2f096d2ced837906b9c7b8760c6b..645720a08890ce3030d114d7d9a0834815f8106b 100644
--- a/app/controllers/projects/merge_requests/drafts_controller.rb
+++ b/app/controllers/projects/merge_requests/drafts_controller.rb
@@ -9,6 +9,13 @@ class Projects::MergeRequests::DraftsController < Projects::MergeRequests::Appli
   before_action :authorize_admin_draft!, only: [:update, :destroy]
   before_action :authorize_admin_draft!, if: -> { action_name == 'publish' && params[:id].present? }
 
+  urgency :low, [
+    :create,
+    :update,
+    :destroy,
+    :publish
+  ]
+
   def index
     drafts = prepare_notes_for_rendering(draft_notes)
     render json: DraftNoteSerializer.new(current_user: current_user).represent(drafts)
diff --git a/app/controllers/projects/merge_requests_controller.rb b/app/controllers/projects/merge_requests_controller.rb
index ccc34e2940ec775e5cbcf82fb3412b3ec736a73d..97f54a564ca53e413c36ce04df6873382b377b5e 100644
--- a/app/controllers/projects/merge_requests_controller.rb
+++ b/app/controllers/projects/merge_requests_controller.rb
@@ -71,6 +71,21 @@ class Projects::MergeRequestsController < Projects::MergeRequests::ApplicationCo
   feature_category :continuous_integration, [:pipeline_status, :pipelines, :exposed_artifacts]
 
   urgency :high, [:export_csv]
+  urgency :low, [
+    :index,
+    :show,
+    :commits,
+    :bulk_update,
+    :edit,
+    :update,
+    :cancel_auto_merge,
+    :merge,
+    :ci_environments_status,
+    :destroy,
+    :rebase,
+    :discussions,
+    :description_diff
+  ]
 
   def index
     @merge_requests = @issuables
diff --git a/ee/app/controllers/groups/merge_requests_controller.rb b/ee/app/controllers/groups/merge_requests_controller.rb
index f9bf7bfd2e6a8c1c2bfdbd8d206b6bc0e427a21b..7c790b9b675e24614ea352af492d34b5a924cabf 100644
--- a/ee/app/controllers/groups/merge_requests_controller.rb
+++ b/ee/app/controllers/groups/merge_requests_controller.rb
@@ -2,4 +2,5 @@
 
 class Groups::MergeRequestsController < Groups::BulkUpdateController
   feature_category :code_review
+  urgency :low, [:bulk_update]
 end