Reproduced: [root@nailgun pl]# cat /etc/fuel/version.yaml VERSION: feature_groups: - mirantis production: "docker" release: "8.0" api: "1.0" build_number: "429" build_id: "429" fuel-nailgun_sha: "12b15b2351e250af41cc0b10d63a50c198fe77d8" python-fuelclient_sha: "4f234669cfe88a9406f4e438b1e1f74f1ef484a5" fuel-agent_sha: "df16d41cd7a9445cf82ad9fd8f0d53824711fcd8" fuel-nailgun-agent_sha: "92ebd5ade6fab60897761bfa084aefc320bff246" astute_sha: "c7ca63a49216744e0bfdfff5cb527556aad2e2a5" fuel-library_sha: "3eaf4f4a9b88b287a10cc19e9ce6a62298cc4013" fuel-ostf_sha: "214e794835acc7aa0c1c5de936e93696a90bb57a" fuel-mirror_sha: "b62f3cce5321fd570c6589bc2684eab994c3f3f2" fuelmenu_sha: "85de57080a18fda18e5325f06eaf654b1b931592" shotgun_sha: "63645dea384a37dde5c01d4f8905566978e5d906" network-checker_sha: "9f0ba4577915ce1e77f5dc9c639a5ef66ca45896" fuel-upgrade_sha: "616a7490ec7199f69759e97e42f9b97dfc87e85b" fuelmain_sha: "e8e36cff332644576d7853c80b8a53d5b955420a" Scenario: Install the database plugin on the master node. Create Ubuntu, Neutron Vlan, all ceph cluster. Add 3 nodes with contoller/ceph role. Add 3 nodes with db role. Add 1 compute node. Run network verification. Deploy changes. Run network verification. Run OSTF tests. Add 1 db node and deploy changes. <- Error here 12:54:13.471686 #1720] ERROR -- : HTTP PUT failed: #, @request_query=nil, @request_absolute_uri=nil, @status_code=400, @reason_phrase="Bad Request", @body_type=nil, @body_charset=nil, @body_date=nil, @body_encoding=#, @is_request=false, @header_item=[["Server", "nginx"], ["Date", "Thu, 21 Jan 2016 12:54:13 GMT"], ["Content-Type", "text/html; charset=utf-8"], ["Transfer-Encoding", "chunked"], ["Connection", "keep-alive"], ["Cache-Control", "store, no-cache, must-revalidate, post-check=0, pre-check=0"], ["Pragma", "no-cache"], ["Expires", "Thu, 01 Jan 1970 00:00:00 GMT"]], @dumped=false>, @peer_cert=#