- Removes runtime file_exists() checks for css and js aggregates. These can be very expensive on systems running with NFS file storage or similar and occur on every page request in core.
There's a core patch for these changes at, however it's relatively simple to implement them as a module. Reviews of the core patch are welcome.
Instructions for use
If using fast 404s, you may need to set the following variable in settings.php:
$conf['404_fast_paths_exclude'] = '/\/(?:(styles|css|js))\//';