If someone is using composable role of different name and upgrading the compute nodes by passing "openstack overcloud upgrade run --nodes Compute --skip-tags validation" then same will fail with below error:
2019-01-09 05:06:56,970 p=10315 u=mistral | Using /tmp/ansible-mistral-action5bz5ov/ansible.cfg as config file 2019-01-09 05:06:57,158 p=10315 u=mistral | [WARNING]: Could not match supplied host pattern, ignoring: Compute 2019-01-09 05:06:57,158 p=10315 u=mistral | ERROR! Specified hosts and/or --limit does not match any hosts
OSP - Fast Forward Upgrade
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