For the single node deployment, the volume type and arbiter columns are not really makes any meaning and not required, as the deployment is going to make use of only one node. These columns 'volume type' & 'arbiter' should be removed, if the deployment is for single node deployment
Created attachment 1543918 [details] single node deployment screenshot
Tested with the following :- 1.rhvh-4.3.0.5-0.20190313 2.gluster-ansible-repositories-1.0-1.el7rhgs.noarch gluster-ansible-maintenance-1.0.1-1.el7rhgs.noarch gluster-ansible-features-1.0.4-5.el7rhgs.noarch gluster-ansible-cluster-1.0-1.el7rhgs.noarch gluster-ansible-roles-1.0.4-4.el7rhgs.noarch gluster-ansible-infra-1.0.3-3.el7rhgs.noarch 3. cockpit-ovirt-dashboard-0.12.5-1.el7ev The volume type is set as distribute and the arbiter checkbox column is sealed . Hence moving the bug to verified state.
Since the problem described in this bug report should be resolved in a recent advisory, it has been closed with a resolution of ERRATA. For information on the advisory, and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. https://access.redhat.com/errata/RHEA-2019:1121