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.
It’s two decimal digits long, it’s prime, it’s a palindrome and it’s the number of players in a football team.，更多细节参见WPS下载最新地址
，这一点在谷歌浏览器【最新下载地址】中也有详细论述
// Synchronous transforms
Марина Аверкина。heLLoword翻译官方下载对此有专业解读
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