It looks like multiple links for mistral installation guide are floating around and not all are up to date.
Finally I ended up with below link, which looks fine. so closing the ticket.
https://docs.openstack.org/mistral/latest/admin/install/installation_guide.html
It looks like multiple links for mistral installation guide are floating around and not all are up to date.
Finally I ended up with below link, which looks fine. so closing the ticket.
https:/ /docs.openstack .org/mistral/ latest/ admin/install/ installation_ guide.html