Verified on rhevm-3.5.7-0.1.el6ev.noarch
1) Change caps['numaNodeDistance'] = {}
2) restart vdsmd
3) Install host to engine
Engine succeed to deploy host without any errors and numa distance equal to 0 under engine.
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://rhn.redhat.com/errata/RHBA-2016-0029.html