Some of the jobs in manila gate were booting service VMs with root_gb=0 and got caught by this but were fixed here [1]. That's a devstack plugin fix, so as Mohammed warns, your distribution tests downstream may require their own adjustment. [1] https://review.openstack.org/#/c/637176 -------------- next part -------------- An embedded message was scrubbed... From: Mohammed Naser <mnaser at vexxhost.com> Subject: [nova] boot from volume with root_gb=0 flavors is not allowed now Date: Mon, 18 Feb 2019 13:46:48 -0500 Size: 8950 URL: <http://lists.openstack.org/pipermail/openstack-discuss/attachments/20190218/c768b1aa/attachment-0001.mht>