Use the configured Kaminari "per page" default

app/controllers/admin/groups_controller.rb

@@ -5,12 +5,12 @@ class Admin::GroupsController < Admin::ApplicationController
     @groups = Group.all
     @groups = @groups.sort(@sort = params[:sort])
     @groups = @groups.search(params[:name]) if params[:name].present?
-    @groups = @groups.page(params[:page]).per(PER_PAGE)
+    @groups = @groups.page(params[:page])
   end
   def show
-    @members = @group.members.order("access_level DESC").page(params[:members_page]).per(PER_PAGE)
-    @projects = @group.projects.page(params[:projects_page]).per(PER_PAGE)
+    @members = @group.members.order("access_level DESC").page(params[:members_page])
+    @projects = @group.projects.page(params[:projects_page])
   end
   def new

app/controllers/admin/labels_controller.rb

@@ -2,7 +2,7 @@ class Admin::LabelsController < Admin::ApplicationController
   before_action :set_label, only: [:show, :edit, :update, :destroy]
   def index
-    @labels = Label.templates.page(params[:page]).per(PER_PAGE)
+    @labels = Label.templates.page(params[:page])
   end
   def show

app/controllers/admin/projects_controller.rb

@@ -12,15 +12,15 @@ class Admin::ProjectsController < Admin::ApplicationController
     @projects = @projects.non_archived unless params[:with_archived].present?
     @projects = @projects.search(params[:name]) if params[:name].present?
     @projects = @projects.sort(@sort = params[:sort])
-    @projects = @projects.includes(:namespace).order("namespaces.path, projects.name ASC").page(params[:page]).per(PER_PAGE)
+    @projects = @projects.includes(:namespace).order("namespaces.path, projects.name ASC").page(params[:page])
   end
   def show
     if @group
-      @group_members = @group.members.order("access_level DESC").page(params[:group_members_page]).per(PER_PAGE)
+      @group_members = @group.members.order("access_level DESC").page(params[:group_members_page])
     end
-    @project_members = @project.project_members.page(params[:project_members_page]).per(PER_PAGE)
+    @project_members = @project.project_members.page(params[:project_members_page])
   end
   def transfer

app/controllers/application_controller.rb

@@ -6,8 +6,6 @@ class ApplicationController < ActionController::Base
   include GitlabRoutingHelper
   include PageLayoutHelper
-  PER_PAGE = 20
-
   before_action :authenticate_user_from_token!
   before_action :authenticate_user!
   before_action :validate_user_service_ticket!

app/controllers/autocomplete_controller.rb

@@ -7,7 +7,7 @@ class AutocompleteController < ApplicationController
     @users = @users.search(params[:search]) if params[:search].present?
     @users = @users.active
     @users = @users.reorder(:name)
-    @users = @users.page(params[:page]).per(PER_PAGE)
+    @users = @users.page(params[:page])
     if params[:search].blank?
       # Include current user if available to filter by "Me"

app/controllers/concerns/global_milestones.rb

@@ -6,7 +6,7 @@ module GlobalMilestones
     @milestones = MilestonesFinder.new.execute(@projects, params)
     @milestones = GlobalMilestone.build_collection(@milestones)
     @milestones = @milestones.sort_by { |x| x.due_date.nil? ? epoch : x.due_date }
-    @milestones = Kaminari.paginate_array(@milestones).page(params[:page]).per(ApplicationController::PER_PAGE)
+    @milestones = Kaminari.paginate_array(@milestones).page(params[:page])
   end
   def milestone

app/controllers/concerns/issues_action.rb

@@ -3,7 +3,7 @@ module IssuesAction
   def issues
     @issues = get_issues_collection.non_archived
-    @issues = @issues.page(params[:page]).per(ApplicationController::PER_PAGE)
+    @issues = @issues.page(params[:page])
     @issues = @issues.preload(:author, :project)
     @label = @issuable_finder.labels.first

app/controllers/concerns/merge_requests_action.rb

@@ -3,7 +3,7 @@ module MergeRequestsAction
   def merge_requests
     @merge_requests = get_merge_requests_collection.non_archived
-    @merge_requests = @merge_requests.page(params[:page]).per(ApplicationController::PER_PAGE)
+    @merge_requests = @merge_requests.page(params[:page])
     @merge_requests = @merge_requests.preload(:author, :target_project)
     @label = @issuable_finder.labels.first

app/controllers/dashboard/groups_controller.rb

 class Dashboard::GroupsController < Dashboard::ApplicationController
   def index
-    @group_members = current_user.group_members.page(params[:page]).per(PER_PAGE)
+    @group_members = current_user.group_members.page(params[:page])
   end
 end

app/controllers/dashboard/projects_controller.rb

@@ -8,7 +8,7 @@ class Dashboard::ProjectsController < Dashboard::ApplicationController
     @projects = filter_projects(@projects)
     @projects = @projects.includes(:namespace)
     @projects = @projects.sort(@sort = params[:sort])
-    @projects = @projects.page(params[:page]).per(PER_PAGE)
+    @projects = @projects.page(params[:page])
     @last_push = current_user.recent_push
@@ -32,7 +32,7 @@ class Dashboard::ProjectsController < Dashboard::ApplicationController
     @projects = filter_projects(@projects)
     @projects = @projects.includes(:namespace, :forked_from_project, :tags)
     @projects = @projects.sort(@sort = params[:sort])
-    @projects = @projects.page(params[:page]).per(PER_PAGE)
+    @projects = @projects.page(params[:page])
     @last_push = current_user.recent_push
     @groups = []

app/controllers/dashboard/snippets_controller.rb

@@ -6,6 +6,6 @@ class Dashboard::SnippetsController < Dashboard::ApplicationController
       user: current_user,
       scope: params[:scope]
     )
-    @snippets = @snippets.page(params[:page]).per(PER_PAGE)
+    @snippets = @snippets.page(params[:page])
   end
 end

app/controllers/dashboard/todos_controller.rb

@@ -2,7 +2,7 @@ class Dashboard::TodosController < Dashboard::ApplicationController
   before_action :find_todos, only: [:index, :destroy, :destroy_all]
   def index
-    @todos = @todos.page(params[:page]).per(PER_PAGE)
+    @todos = @todos.page(params[:page])
   end
   def destroy

app/controllers/explore/groups_controller.rb

@@ -3,6 +3,6 @@ class Explore::GroupsController < Explore::ApplicationController
     @groups = Group.order_id_desc
     @groups = @groups.search(params[:search]) if params[:search].present?
     @groups = @groups.sort(@sort = params[:sort])
-    @groups = @groups.page(params[:page]).per(PER_PAGE)
+    @groups = @groups.page(params[:page])
   end
 end

app/controllers/explore/projects_controller.rb

@@ -8,7 +8,7 @@ class Explore::ProjectsController < Explore::ApplicationController
     @projects = @projects.where(visibility_level: params[:visibility_level]) if params[:visibility_level].present?
     @projects = filter_projects(@projects)
     @projects = @projects.sort(@sort = params[:sort])
-    @projects = @projects.includes(:namespace).page(params[:page]).per(PER_PAGE)
+    @projects = @projects.includes(:namespace).page(params[:page])
     respond_to do |format|
       format.html
@@ -23,7 +23,7 @@ class Explore::ProjectsController < Explore::ApplicationController
   def trending
     @projects = TrendingProjectsFinder.new.execute(current_user)
     @projects = filter_projects(@projects)
-    @projects = @projects.page(params[:page]).per(PER_PAGE)
+    @projects = @projects.page(params[:page])
     respond_to do |format|
       format.html
@@ -39,7 +39,7 @@ class Explore::ProjectsController < Explore::ApplicationController
     @projects = ProjectsFinder.new.execute(current_user)
     @projects = filter_projects(@projects)
     @projects = @projects.reorder('star_count DESC')
-    @projects = @projects.page(params[:page]).per(PER_PAGE)
+    @projects = @projects.page(params[:page])
     respond_to do |format|
       format.html

app/controllers/explore/snippets_controller.rb

 class Explore::SnippetsController < Explore::ApplicationController
   def index
     @snippets = SnippetsFinder.new.execute(current_user, filter: :all)
-    @snippets = @snippets.page(params[:page]).per(PER_PAGE)
+    @snippets = @snippets.page(params[:page])
   end
 end

app/controllers/groups_controller.rb

@@ -44,7 +44,7 @@ class GroupsController < Groups::ApplicationController
     @projects = @projects.includes(:namespace)
     @projects = filter_projects(@projects)
     @projects = @projects.sort(@sort = params[:sort])
-    @projects = @projects.page(params[:page]).per(PER_PAGE) if params[:filter_projects].blank?
+    @projects = @projects.page(params[:page]) if params[:filter_projects].blank?
     @shared_projects = @group.shared_projects

app/controllers/profiles_controller.rb

@@ -34,8 +34,7 @@ class ProfilesController < Profiles::ApplicationController
   def audit_log
     @events = AuditEvent.where(entity_type: "User", entity_id: current_user.id).
       order("created_at DESC").
-      page(params[:page]).
-      per(PER_PAGE)
+      page(params[:page])
   end
   def update_username

app/controllers/projects/branches_controller.rb

@@ -8,7 +8,7 @@ class Projects::BranchesController < Projects::ApplicationController
   def index
     @sort = params[:sort] || 'name'
     @branches = @repository.branches_sorted_by(@sort)
-    @branches = Kaminari.paginate_array(@branches).page(params[:page]).per(PER_PAGE)
+    @branches = Kaminari.paginate_array(@branches).page(params[:page])
     @max_commits = @branches.reduce(0) do |memo, branch|
       diverging_commit_counts = repository.diverging_commit_counts(branch)

app/controllers/projects/forks_controller.rb

@@ -15,7 +15,7 @@ class Projects::ForksController < Projects::ApplicationController
     @sort  = params[:sort] || 'id_desc'
     @forks = @forks.search(params[:filter_projects]) if params[:filter_projects].present?
-    @forks = @forks.order_by(@sort).page(params[:page]).per(PER_PAGE)
+    @forks = @forks.order_by(@sort).page(params[:page])
     respond_to do |format|
       format.html

app/controllers/projects/issues_controller.rb

@@ -33,7 +33,7 @@ class Projects::IssuesController < Projects::ApplicationController
       end
     end
-    @issues = @issues.page(params[:page]).per(PER_PAGE)
+    @issues = @issues.page(params[:page])
     @label = @project.labels.find_by(title: params[:label_name])
     respond_to do |format|