Optimize for performance

Author: Danny Guinther

Gemfile

@@ -6,8 +6,8 @@ gem 'rails', '4.0.0'
 gem 'rails-api'
 
 # Use postgresql as the database for Active Record
-gem 'pg', :platforms => [:mri]
-gem 'activerecord-jdbcpostgresql-adapter', "1.3.0.rc1", :platforms => [:jruby]
+# gem 'pg', :platforms => [:mri]
+# gem 'activerecord-jdbcpostgresql-adapter', "1.3.0.rc1", :platforms => [:jruby]
 
 gem 'puma'
 # To use ActiveModel has_secure_password

Gemfile.lock

@@ -27,6 +27,7 @@ GEM
       tzinfo (~> 0.3.37)
     arel (4.0.0)
     atomic (1.1.13)
+    atomic (1.1.13-java)
     builder (3.1.4)
     erubis (2.7.0)
     hike (1.2.3)
@@ -37,10 +38,11 @@ GEM
     mime-types (1.25)
     minitest (4.7.5)
     multi_json (1.7.9)
-    pg (0.16.0)
     polyglot (0.3.3)
     puma (2.5.1)
       rack (>= 1.1, < 2.0)
+    puma (2.5.1-java)
+      rack (>= 1.1, < 2.0)
     rack (1.5.2)
     rack-test (0.6.2)
       rack (>= 1.0)
@@ -74,18 +76,19 @@ GEM
     thor (0.18.1)
     thread_safe (0.1.2)
       atomic
+    thread_safe (0.1.2-java)
+      atomic
     tilt (1.4.1)
     treetop (1.4.15)
       polyglot
       polyglot (>= 0.3.1)
     tzinfo (0.3.37)
 
 PLATFORMS
+  java
   ruby
 
 DEPENDENCIES
-  activerecord-jdbcpostgresql-adapter (= 1.3.0.rc1)
-  pg
   puma
   rails (= 4.0.0)
   rails-api

config/application.rb

@@ -1,10 +1,10 @@
 require File.expand_path('../boot', __FILE__)
 
-require 'active_record/railtie'
+# require 'active_record/railtie'
 require 'action_controller/railtie'
-require 'action_mailer/railtie'
-require 'rails/test_unit/railtie'
-require 'sprockets/railtie'
+# require 'action_mailer/railtie'
+# require 'rails/test_unit/railtie'
+# require 'sprockets/railtie'
 
 # Require the gems listed in Gemfile, including any gems
 # you've limited to :test, :development, or :production.

config/environments/production.rb

@@ -43,7 +43,7 @@
   # config.force_ssl = true
 
   # Set to :debug to see everything in the log.
-  config.log_level = :info
+  config.log_level = :error
 
   # Prepend all log lines with the following tags.
   # config.log_tags = [ :subdomain, :uuid ]
@@ -52,7 +52,7 @@
   # config.logger = ActiveSupport::TaggedLogging.new(SyslogLogger.new)
 
   # Use a different cache store in production.
-  # config.cache_store = :mem_cache_store
+  config.cache_store = nil
 
   # Enable serving of images, stylesheets, and JavaScripts from an asset server.
   # config.action_controller.asset_host = "http://assets.example.com"
@@ -76,5 +76,21 @@
   # config.autoflush_log = false
 
   # Use default logging formatter so that PID and timestamp are not suppressed.
-  config.log_formatter = ::Logger::Formatter.new
+  config.log_formatter = nil
+
+  [
+    ActionDispatch::ShowExceptions,
+    ActionDispatch::DebugExceptions,
+    Rails::Rack::Logger,
+    Rack::ConditionalGet,
+    Rack::ETag,
+    ActionDispatch::RequestId,
+    ActionDispatch::Callbacks,
+    Rack::Head,
+    ActionDispatch::ParamsParser,
+    ActionDispatch::RemoteIp,
+    Rack::Runtime,
+  ].each do |mw|
+    config.middleware.delete(mw)
+  end
 end