Add latest changes from gitlab-org/gitlab@13-9-stable-eev13.9.0-rc42

1 files changed, 2 insertions, 6 deletions

diff --git a/config.ru b/config.ru
index 750c84f7642..0c50b3fdf6f 100644
--- a/config.ru
+++ b/config.ru
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # This file is used by Rack-based servers to start the application.
 
 if defined?(Unicorn)
@@ -22,12 +24,6 @@ def master_process?
 end
 
 warmup do |app|
-  # The following is necessary to ensure stale Prometheus metrics don't accumulate over time.
-  # It needs to be done as early as here to ensure metrics files aren't deleted.
-  # After we hit our app in `warmup`, first metrics and corresponding files already being created,
-  # for example in `lib/gitlab/metrics/requests_rack_middleware.rb`.
-  Prometheus::CleanupMultiprocDirService.new.execute if master_process?
-
   client = Rack::MockRequest.new(app)
   client.get('/')
 end