I tried following the above workaround on the IBM Power 8 twice on new deployments. Attached is the log.
** Attachment added: "multipath.log" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1371634/+attachment/4409977/+files/multipath.log -- You received this bug notification because you are a member of Ubuntu Server Team, which is subscribed to multipath-tools in Ubuntu. https://bugs.launchpad.net/bugs/1371634 Title: block devices appear twice To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/curtin/+bug/1371634/+subscriptions -- Ubuntu-server-bugs mailing list Ubuntu-server-bugs@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-server-bugs