I installed Compiz Config Setting manager (compizconfig-settings- manager) and disabled "Sync to VBlank" and idle cpu jumped from 16% to 5% straight away. Success! Thanks for that Autra.
For the record Im running a Nvidia NVS 3100M with 2 screens. -- You received this bug notification because you are a member of compiz packagers, which is subscribed to compiz in Ubuntu. https://bugs.launchpad.net/bugs/803943 Title: compiz consuming a lot of cpu To manage notifications about this bug go to: https://bugs.launchpad.net/compiz/+bug/803943/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~compiz Post to : [email protected] Unsubscribe : https://launchpad.net/~compiz More help : https://help.launchpad.net/ListHelp

