I modified memcache implementation in order to add wildcard cache clearing ability.
I explained everything in "memcache" project as I don't know if cache router will supersede it or not. If you can have a look and tell me if this is of any interest for this project.
http://drupal.org/node/493448
Comments
Comment #1
andypostLet's continue at #245341: Unthrottled while loop in memcache engine causing high cpu utilization.
also related to #588820: Creating severe load on system by logging thousands of unlink errors in DB log