I recently installed APC on my production server but It’s not working as expected.
All my projects are handled with SVN, and on production release I have a post commit hook that runs a svn export to the correct directory.
The problem is that with APC, my website fails to display anything(white page) unless I restart apache.
I check and apc.stat is On so I dont know what is happening !
Try to change this configuration setting:
From php.net: