diff --git a/performance/cache_runner.rb b/performance/cache_runner.rb
index <HASH>..<HASH> 100644
--- a/performance/cache_runner.rb
+++ b/performance/cache_runner.rb
@@ -4,7 +4,6 @@ require 'active_support/core_ext'
 require 'active_support/cache'
 require 'identity_cache'
 require 'memcache'
-require 'debugger'
 
 if ENV['BOXEN_HOME'].present?
   $memcached_port = 21211
diff --git a/performance/externals.rb b/performance/externals.rb
index <HASH>..<HASH> 100644
--- a/performance/externals.rb
+++ b/performance/externals.rb
@@ -24,8 +24,6 @@ end
 
 def count_externals(results)
   count = {}
-  EXTERNALS.each do
-  end
   results.split(/\n/).each do |line|
     fields = line.split
     if ext = EXTERNALS.detect { |e| e[1].any? { |method| method == fields[-1] } }
@@ -40,7 +38,6 @@ end
 
 create_database(RUNS)
 
-
 run(FindRunner.new(RUNS))
 
 run(FetchHitRunner.new(RUNS))
Remove some unneeded code post-review