That mlx4.conf file is also present in the same form on 14.04 cloudimg, which doesn't suffer from the issue. Or maybe the systemd module loader interprets this differently?
BTW the workaround I've found is to add the following to /etc/modprobe.d/blacklist.conf: blacklist ib_iser install ib_iser /bin/false -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1566468 Title: systemd-modules-load.service: Failing due to missing module 'ib_iser' To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/cloud-init/+bug/1566468/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs