问题 I have a situation where we have 3 tiers of boxes, in each tier we apply different variables settings (like where the cache dir is), but there are a bunch of defaults. I also need to override on a per node basis, which is usually done via inventory vars on the host itself. I am not sure what is the best way to organize the hosts so that the precedence works in my favor. Here are the different things I have tried. In each case I have entries in the inventory file like this: [bots-fancy] fancy