From d0356412dfc91d02585f0a177c65677dbe2944a3 Mon Sep 17 00:00:00 2001
From: GitLab Bot <gitlab-bot@gitlab.com>
Date: Sat, 1 Feb 2020 03:09:04 +0000
Subject: Add latest changes from gitlab-org/gitlab@master

---
 lib/gitlab/diff/highlight_cache.rb | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'lib/gitlab/diff')

diff --git a/lib/gitlab/diff/highlight_cache.rb b/lib/gitlab/diff/highlight_cache.rb
index a3d88664bac..0a8fbb9a673 100644
--- a/lib/gitlab/diff/highlight_cache.rb
+++ b/lib/gitlab/diff/highlight_cache.rb
@@ -3,6 +3,7 @@
 module Gitlab
   module Diff
     class HighlightCache
+      include Gitlab::Metrics::Methods
       include Gitlab::Utils::StrongMemoize
 
       EXPIRATION = 1.week
@@ -11,6 +12,11 @@ module Gitlab
       delegate :diffable,     to: :@diff_collection
       delegate :diff_options, to: :@diff_collection
 
+      define_histogram :gitlab_redis_diff_caching_memory_usage_bytes do
+        docstring 'Redis diff caching memory usage by key'
+        buckets [100, 1000, 10000, 100000, 1000000, 10000000]
+      end
+
       def initialize(diff_collection)
         @diff_collection = diff_collection
       end
-- 
cgit v1.2.1