live migration fails when hostnames are configured with "_" (underscore) due to inconsistent naming in /etc/hosts and /etc/ssh/ssh_known_hosts in Red Hat OpenStack Platform

Solution In Progress - Updated -

Issue

live migration fails when hostnames are configured with _ (underscore) due to inconsistent naming in /etc/hosts and /etc/ssh/ssh_known_hosts in Red Hat OpenStack Platform. For example, the following configuration will trigger this issue:

/home/stack/templates/network-environment.yaml

parameter_defaults:
(...)
  ComputeHostnameFormat: '%stackname%-compute_v1-%index%'

Environment

Red Hat OpenStack Platform 10

Subscriber exclusive content

A Red Hat subscription provides unlimited access to our knowledgebase of over 48,000 articles and solutions.

Current Customers and Partners

Log in for full access

Log In
Close

Welcome! Check out the Getting Started with Red Hat page for quick tours and guides for common tasks.