The stack deployment implemented by "instack-deploy-overcloud --tuskar" failed because Heat was unable to create Nova instances: $ nova list +----...-+------...-+--------+------------+-------------+---------------------+ | ID ... | Name ... | Status | Task State | Power State | Networks | +----...-+------...-+--------+------------+-------------+---------------------+ | 56f... | ov-k2... | ERROR | - | NOSTATE | ctlplane=192.0.2.11 | | f1f... | ov-oc... | ERROR | - | NOSTATE | ctlplane=192.0.2.10 | +----...-+------...-+--------+------------+-------------+---------------------+ Running "nova show" reveals the following error: "message": "No valid host was found. There are not enough hosts available." Running "instack-ironic-deployment --show-profile" seems to indicate that the appropriate nodes were discovered and were assigned the correct roles: Querying assigned profiles ... f32c7e5c-d06c-4811-b0ba-76da571f91da "profile:control,boot_option:local" 5a04f842-7d6d-4d41-b26e-e71f121259d6 "profile:compute,boot_option:local" DONE. -- Lars Kellogg-Stedman <lars(a)redhat.com&gt; | larsks @ {freenode,twitter,github} Cloud Engineering / OpenStack | http://blog.oddbit.com/