I've found three other bug reports that follow this pattern. Duping them in.
** Changed in: mysql-5.7 (Ubuntu) Status: Incomplete => Confirmed ** Summary changed: - mysql upgrade fails when going from 5.5 to 5.7 + mysqld fails to start after upgrade: performance_schema definition errors ** Changed in: mysql-5.7 (Ubuntu) Status: Confirmed => Triaged -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1571764 Title: mysqld fails to start after upgrade: performance_schema definition errors To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/mysql-5.7/+bug/1571764/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs