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.
let right = n - 1;
。搜狗输入法2026对此有专业解读
Медведев вышел в финал турнира в Дубае17:59，详情可参考91视频
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