Use simple Next/Prev paging for jobs to avoid large count queries on arbitrarily…

app/controllers/projects/jobs_controller.rb

@@ -29,7 +29,7 @@ class Projects::JobsController < Projects::ApplicationController
       :project,
       :tags
     ])
-    @builds = @builds.page(params[:page]).per(30)
+    @builds = @builds.page(params[:page]).per(30).without_count
   end
 
   def cancel_all

app/views/projects/jobs/_table.html.haml

@@ -22,4 +22,4 @@
 
       = render partial: "projects/ci/builds/build", collection: builds, as: :build, locals: { commit_sha: true, ref: true, pipeline_link: true, stage: true, allow_retry: true, admin: admin }
 
-  = paginate builds, theme: 'gitlab'
+  = paginate_collection(builds)

changelogs/unreleased/disable-pages-on-jobs.yml

+---
+title: Use simple Next/Prev paging for jobs to avoid large count queries on arbitrarily
+  large sets of historical jobs
+merge_request:
+author:
+type: performance