I only see this when working online. If I change to working offline, the CPU usage drops to idle. I f I re-enable working online, the CPU spikes again.
It appears to be related to loading/indexing mail from remote IMAP mailserver that contains a lot of mail on a new install that hasn't previously connected to the mailserver. -- 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 uses excessive cpu power To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/thunderbird/+bug/927515/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs