I had same issue because my memory parameters didn't divide by 128mb see official Hyper-V documentation Note 8 and 9: https://technet.microsoft.com/ru-ru/windows-server-docs/compute/hyper-v/supported-ubuntu-virtual-machines-on-hyper-v
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1584597 Title: Hyper-V Memory Ballooning re-broken in 16.04 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1584597/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
