I installed W3 on Friday. Everything is faster, except for posting comments, which is very slow, like 10 seconds for me logged in and not logged in. Site is http://polizeros.com. Any ideas?
General Settings Page
----------------------
Page / minify / database / object cache enabled - Disk
Page Cache Settings
-------------------
Don't cache for logged in users, Cache Home Page, Cache feeds are checked
Never cache
wp-.*\.php
index\.php
Cache exception list:
wp-comments-popup.php
wp-links-opml.php
wp-locations.php