I have the exact same problem! I killed nm-applet and NetworkManager to bring my CPU usage back down. This was clearly due to Transmission, because I never had this problem until I started seeding a torrent with Transmission.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1009879 Title: NetworkManager high CPU usage while nm-applet and Transmission run To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/network-manager/+bug/1009879/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs