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.
firmly establish the role of the computer in accounting, automate parts of the
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Morgan Christie, from Fife, fell in love with Yungblud when she was 15 due to his "outspoken and very political" songs.
electrostatic sensor. For some reason difficult to divine the radioactive
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Rich Walker has been developing robot hands for 30 years。业内人士推荐同城约会作为进阶阅读