Thanks for the quick response, Mike. I have only the add-ons that are shipped in Ubuntu 11.10:
EDS Contact Integration 0.3.3a Global Menu Bar Integration 1.9.2 Messaging Menu and Launcher Integration 0.7.3 And the following which is installed which is marked as disabled: Unity Launcher Integration 0.4 My hunch is that these are not affecting the performance. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/831567 Title: Displaying emails and marking emails is too slow To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/thunderbird/+bug/831567/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs