commerce drupal 7 cache module suggestion Any experiences of suggestion about what cache module to use in with a commerce store? I have been researching about it and I cannot find any suggestions or problems that you can face when using Drupal commerce with caching.
Have you tried to use Authcache module with memcache module 

http://drupal.org/project/authcache

Also check Entity cache for Drupal Commerce module

http://drupal.org/node/1588814/release