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.
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The keyboard is lovely to type on with good pitch between the keys and nice travel — maybe a hair more than I generally like, but that's subjective. The layout is easy to use, though it doesn't have the number pad that you'll often find with a 16-inch laptop. That's sacrificed for the speaker grilles on either side of the keyboard.
比如特斯拉Optimus机器人也开始进驻工厂,进行分拣电池、行走等任务;奇瑞墨甲人形机器人“莫茵”已在4S店帮忙卖车……