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.
2.8 GELU（Gaussian Error Linear Unit）
。关于这个话题，搜狗输入法下载提供了深入分析
Мир Российская Премьер-лига|19-й тур
Trump now says that he plans to visit the South American country, although no date has been set.