NamespaceWhat it isolatesWhat the process seesPIDProcess IDsOwn process tree, starts at PID 1MountFilesystem mount pointsOwn mount table, can have different rootNetworkNetwork interfaces, routingOwn interfaces, IP addresses, portsUserUID/GID mappingCan be root inside, nobody outsideUTSHostnameOwn hostnameIPCSysV IPC, POSIX message queuesOwn shared memory, semaphoresCgroupCgroup root directoryOwn cgroup hierarchyTimeSystem clocks (monotonic, boot)Own system uptime and clock offsetsNamespaces are what Docker containers use. When you run a container, it gets its own PID namespace (cannot see host processes), its own mount namespace (own filesystem view), its own network namespace (own interfaces), and so on.
В Финляндии предупредили об опасном шаге ЕС против России09:28
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在最新的 macOS 26 系统，已经引入了 Mac 状态栏显示 iPhone 「实时活动」卡片的功能，想必未来也是在为「Mac 上岛」铺路；而「液态玻璃」界面图标留白增加、控制中心滑块变大等调整，均呈现出更友好的触控尺度，也被认为是为触控做铺垫。
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But is there a limit to how connected crowds really want to be?