Try the following workaround to disable all disk-notifications: Disable autostart of gdu-notification-daemon provided by /etc/xdg/autostart/gdu-notification-daemon.desktop .
Information from German Ubuntu forum http://forum.ubuntuusers.de/post/3769367/ . -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/881376 Title: "Low disk space" warning popping up repeatedly. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-settings-daemon/+bug/881376/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs