Comment 3 for bug 1505709

reproduced on 7.0-301

[root@nailgun ~]# fuel nodes | grep 10.109.0.8
5 | discover | Untitled (4e:45) | None | 10.109.0.8 | 64:bb:b7:38:4e:45 | | | True | None

[root@nailgun ~]# ssh 10.109.0.8 ohai
Warning: Permanently added '10.109.0.8' (RSA) to the list of known hosts.
/usr/lib/ruby/gems/1.8/gems/ohai-6.14.0/lib/ohai/system.rb:238:in `initialize': wrong number of arguments (1 for 0) (ArgumentError)
        from /usr/lib/ruby/gems/1.8/gems/ohai-6.14.0/lib/ohai/system.rb:238:in `new'
        from /usr/lib/ruby/gems/1.8/gems/ohai-6.14.0/lib/ohai/system.rb:238:in `json_pretty_print'
        from /usr/lib/ruby/gems/1.8/gems/ohai-6.14.0/lib/ohai/application.rb:104:in `run_application'
        from /usr/lib/ruby/gems/1.8/gems/ohai-6.14.0/lib/ohai/application.rb:75:in `run'
        from /usr/lib/ruby/gems/1.8/gems/ohai-6.14.0/bin/ohai:51
        from /usr/bin/ohai:19:in `load'
        from /usr/bin/ohai:19

Fuel version:

api: '1.0'
astute_sha: 6c5b73f93e24cc781c809db9159927655ced5012
auth_required: true
build_id: '301'
build_number: '301'
feature_groups:
- mirantis
fuel-agent_sha: 50e90af6e3d560e9085ff71d2950cfbcca91af67
fuel-library_sha: 5d50055aeca1dd0dc53b43825dc4c8f7780be9dd
fuel-nailgun-agent_sha: d7027952870a35db8dc52f185bb1158cdd3d1ebd
fuel-ostf_sha: 2cd967dccd66cfc3a0abd6af9f31e5b4d150a11c
fuelmain_sha: a65d453215edb0284a2e4761be7a156bb5627677
nailgun_sha: 4162b0c15adb425b37608c787944d1983f543aa8
openstack_version: 2015.1.0-7.0
production: docker
python-fuelclient_sha: 486bde57cda1badb68f915f66c61b544108606f3
release: '7.0'
release_versions:
  2015.1.0-7.0:
    VERSION:
      api: '1.0'
      astute_sha: 6c5b73f93e24cc781c809db9159927655ced5012
      build_id: '301'
      build_number: '301'
      feature_groups:
      - mirantis
      fuel-agent_sha: 50e90af6e3d560e9085ff71d2950cfbcca91af67
      fuel-library_sha: 5d50055aeca1dd0dc53b43825dc4c8f7780be9dd
      fuel-nailgun-agent_sha: d7027952870a35db8dc52f185bb1158cdd3d1ebd
      fuel-ostf_sha: 2cd967dccd66cfc3a0abd6af9f31e5b4d150a11c
      fuelmain_sha: a65d453215edb0284a2e4761be7a156bb5627677
      nailgun_sha: 4162b0c15adb425b37608c787944d1983f543aa8
      openstack_version: 2015.1.0-7.0
      production: docker
      python-fuelclient_sha: 486bde57cda1badb68f915f66c61b544108606f3
      release: '7.0'