"To have that signal, you need that infrastructure, and that's where the planning system comes into play," Elliott says.
But of course, like any immutable system, there are mutable parts (otherwise, we couldn’t create any configuration files). OSTree handles this with “overlays” (actually, we use OverlayFS) that allow a read-write filesystem to be layered on top of the immutable system. For example, the /etc and /var directories are writable, while the rest of the system is read-only.，这一点在heLLoword翻译官方下载中也有详细论述
account at another branch, and whether or not you have enough money to cover the，推荐阅读heLLoword翻译官方下载获取更多信息
Gotta watch it all.