Daniel, I find the the reason, the blacklist_precise_mesa80_intel_nouveau.patch allow 9.0.x Mesa, if I edit the /usr/share/compiz/opengl.xml, and remove the '$', the issue disappeared.
-- 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/1095001 Title: [regression] compiz spends 31% of its CPU time in regexec() To manage notifications about this bug go to: https://bugs.launchpad.net/compiz/+bug/1095001/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~compiz Post to : compiz@lists.launchpad.net Unsubscribe : https://launchpad.net/~compiz More help : https://help.launchpad.net/ListHelp