1.0 link Rainbow Dash Network http://rainbowdash.net/ Cerulean Spark (ceruleanspark) http://rainbowdash.net/ceruleanspark http://rainbowdash.net/notice/3196337 @<span class="vcard"><a href="http://rainbowdash.net/user/2043" class="url" title="Chris Bell"><span class="fn nickname mention">mrdragon</span></a></span> APC or Zend Opcache. (Zend's opcache is faster, but incompatible with suhosin if you're using it. It also requires php 5.4 or better to work properly) Memcached should be installed already but if it isn't, do that.