3 files changed, 23 insertions, 30 deletions
diff --git a/app/models/note.rb b/app/models/note.rb
index 62567f471dc..2362e50276e 100644
--- a/app/models/note.rb
+++ b/app/models/note.rb
@@ -31,7 +31,7 @@ class Note < ActiveRecord::Base
   participant :author, :mentioned_users
 
   belongs_to :project
-  belongs_to :noteable, polymorphic: true, touch: true
+  belongs_to :noteable, polymorphic: true
   belongs_to :author, class_name: "User"
 
   delegate :name, to: :project, prefix: true
diff --git a/app/models/project.rb b/app/models/project.rb
index b161cbe86b9..ff372ea9aa5 100644
--- a/app/models/project.rb
+++ b/app/models/project.rb
@@ -683,6 +683,10 @@ class Project < ActiveRecord::Base
     update_attribute(:repository_size, repository.size)
   end
 
+  def update_commit_count
+    update_attribute(:commit_count, repository.commit_count)
+  end
+
   def forks_count
     ForkedProjectLink.where(forked_from_project_id: self.id).count
   end
diff --git a/app/models/repository.rb b/app/models/repository.rb
index 6262b5c4c92..277a9178592 100644
--- a/app/models/repository.rb
+++ b/app/models/repository.rb
@@ -94,18 +94,6 @@ class Repository
     gitlab_shell.rm_tag(path_with_namespace, tag_name)
   end
 
-  def round_commit_count
-    if commit_count > 10000
-      '10000+'
-    elsif commit_count > 5000
-      '5000+'
-    elsif commit_count > 1000
-      '1000+'
-    else
-      commit_count
-    end
-  end
-
   def branch_names
     cache.fetch(:branch_names) { raw_repository.branch_names }
   end
@@ -130,28 +118,29 @@ class Repository
     cache.fetch(:size) { raw_repository.size }
   end
 
+  def cache_keys
+    %i(size branch_names tag_names commit_count
+       readme version contribution_guide changelog license)
+  end
+
+  def build_cache
+    cache_keys.each do |key|
+      unless cache.exist?(key)
+        send(key)
+      end
+    end
+  end
+
   def expire_cache
-    %i(size branch_names tag_names commit_count graph_log
-       readme version contribution_guide changelog license).each do |key|
+    cache_keys.each do |key|
       cache.expire(key)
     end
   end
 
-  def graph_log
-    cache.fetch(:graph_log) do
-      commits = raw_repository.log(limit: 6000, skip_merges: true,
-                                   ref: root_ref)
-
-      commits.map do |rugged_commit|
-        commit = Gitlab::Git::Commit.new(rugged_commit)
-
-        {
-          author_name: commit.author_name,
-          author_email: commit.author_email,
-          additions: commit.stats.additions,
-          deletions: commit.stats.deletions,
-        }
-      end
+  def rebuild_cache
+    cache_keys.each do |key|
+      cache.expire(key)
+      send(key)
     end
   end