I find a solution: sudo apt remove clamtk-gnome
After that, a search in nautilus lasts only fraction of a second, as it should be. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1884822 Title: nautilus search bar generates high cpu usage - no reaction on 1st double-click To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/nautilus/+bug/1884822/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs