diff --git a/benchmark/query.rb b/benchmark/query.rb
index 34246f6..9ca07f3 100644
--- a/benchmark/query.rb
+++ b/benchmark/query.rb
@@ -1,48 +1,36 @@
 # encoding: UTF-8
 
 require 'rubygems'
-require 'memprof'
-# require 'benchmark'
-# require 'mysql'
+require 'benchmark'
+require 'mysql'
 require 'mysql2_ext'
 
 number_of = 1
 database = 'nbb_1_production'
 sql = "SELECT * FROM account_transactions"
 
-# Benchmark.bmbm do |x|
-  Memprof.start
-  # mysql = Mysql.new("localhost", "root")
-  # mysql.query "USE #{database}"
-  # x.report do
-    # puts "Mysql"
-    # number_of.times do
-      # mysql_result = mysql.query sql
-      # number = 0
-      # mysql_result.each_hash do |res|
-        # number += 1
+Benchmark.bmbm do |x|
+  mysql = Mysql.new("localhost", "root")
+  mysql.query "USE #{database}"
+  x.report do
+    puts "Mysql"
+    number_of.times do
+      mysql_result = mysql.query sql
+      mysql_result.each_hash do |res|
         # puts res.inspect
-      # end
-  # Memprof.stats
-  # Memprof.stop
-      # puts "Processed #{number} results"
-    # end
-  # end
+      end
+    end
+  end
 
   mysql2 = Mysql2::Client.new
   mysql2.query "USE #{database}"
-  # x.report do
-  #   puts "Mysql2"
-  #   number_of.times do
+  x.report do
+    puts "Mysql2"
+    number_of.times do
       mysql2_result = mysql2.query sql
-  #     # number = 0
       mysql2_result.each(:symbolize_keys => true) do |res|
-  #       # number += 1
-  #       # puts res.inspect
+        # puts res.inspect
       end
-  #     # puts "Processed #{number} results"
-  #   end
-  # end
-  Memprof.stats
-  Memprof.stop
-# end
\ No newline at end of file
+    end
+  end
+end
\ No newline at end of file
diff --git a/ext/extconf.rb b/ext/extconf.rb
index 6d8d1af..ad82ce4 100644
--- a/ext/extconf.rb
+++ b/ext/extconf.rb
@@ -6,7 +6,7 @@ dir_config('mysql')
 have_header('mysql/mysql.h')
 
 $CFLAGS << ' -Wall -Wextra -funroll-loops'
-$CFLAGS << ' -O0 -ggdb3'
+# $CFLAGS << ' -O0 -ggdb3'
 
 if have_library('mysqlclient')
   if RUBY_VERSION =~ /1.9/