glusterd launches glusterfsd without specifying the address familly to use. glusterfsd therefore picks the default address familly. If glusterd has been configured to use a non default one, the two daemons use different address families and cannot talk to each other.
CHANGE: http://review.gluster.com/229 (NB: This was heavily tested on 3.2.2, but code has changed a lot) merged in master by Anand Avati (avati)
CHANGE: http://review.gluster.com/245 (Change-Id: I646c0c8e70268de6a20bb23dc3834ac6f5d2bbf2) merged in master by Anand Avati (avati)