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.
Publication date: 28 February 2026
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Almost all of South Australia, much of western Victoria and parts of western NSW were on flood watch as a slow-moving pressure system from central Australia moved east. Queensland had also seen severe rainfall.。同城约会是该领域的重要参考
TikTok熱議「成為中國人」：網民視為反抗西方霸權，官方下場背書。搜狗输入法2026对此有专业解读
for critical OSS through a community‑driven