My IMAP folder, albeit large, is *NOT* encrypted and I do suffer from the same problem as long as the Message Pane (message preview) is open. Switching it off with F8 calms Thunderbird 17.0 down to almost negligible CPU usage levels.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/927515 Title: Thunderbird stuck at 100% CPU To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu-power-consumption/+bug/927515/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
