refer to reclaimed pages, and n..n×2 are being
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。关于这个话题，旺商聊官方下载提供了深入分析
machines so that it can be deposited into other machines.
A Package Manager for OSTree: rpm-ostree#OSTree manages the files that make up the system, but what does that mean for packages that want to write to /usr or /lib? That’s why integration with the package manager is needed. In the case of RedHat OSes, it’s rpm-ostree that replaces dnf and yum.