Tested and verified this on the build glusterfs-3.8.4-37. On a net new node without glusterfs bits, I had iscsid service up and running. I did a 'yum install redhat-storage-server' and that did not impact the already running iscsid service. Moving this bug to verified in rhgs3.3.0
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/RHBA-2017:2774