switch to dalli for memcache adapter, related to #1906

config/environments/production.rb

@@ -40,7 +40,7 @@ Danbooru::Application.configure do
   # config.logger = ActiveSupport::TaggedLogging.new(SyslogLogger.new)
 
   # Use a different cache store in production
-  # config.cache_store = :mem_cache_store
+  config.cache_store = :dalli_store, Danbooru.config.memcached_servers
 
   # Enable serving of images, stylesheets, and JavaScripts from an asset server
   # config.action_controller.asset_host = "http://assets.example.com"

config/initializers/memcache.rb

@@ -1,6 +0,0 @@
-require 'memcache'
-
-unless defined?(MEMCACHE)
-  MEMCACHE = MemCache.new :c_threshold => 10_000, :compression => true, :debug => false, :namespace => Danbooru.config.app_name.gsub(/[^A-Za-z0-9]/, "_"), :readonly => false, :urlencode => false
-  MEMCACHE.servers = Danbooru.config.memcached_servers
-end

config/initializers/z_dalli.rb

@@ -0,0 +1,3 @@
+unless defined?(MEMCACHE)
+  MEMCACHE = Dalli::Client.new(Danbooru.config.memcached_servers, :namespace => Danbooru.config.app_name.gsub(/[^A-Za-z0-9]/, "_"))
+end