5分钟带你了解Linux常用命令

5分钟带你了解Linux常用命令从事IT行业的很多人都会使用Linux常用命令，但是知道这些常用命令全称的人并不多，让我们来看看这些常用命令对应的全称吧！pwd:printworkdirectory打印当前目录显示出当前工作目录的绝对路径ps:processstatus(进程状态，类似于windows的任务管理器)常用参数：－auxfps-auxf显示进程状态df:diskfree其功能是显示磁盘可用空间数目信息及空间结点信息。换句话说，就是报告在任何安装的设备或目录中，还剩多少自由的空间。du:Diskusagerpm：即RedHatPackageManagement，是RedHat的发明之一rmdir：RemoveDirectory（删除目录）rm：Remove（删除目录或文件）cat:concatenate连锁catfile1file2>>file3把文件1和文件2的内容联合起来放到file3中insmod:installmodule,载入模块ln-s:link-soft创建一个软链接，相当于创建一个快捷方式mkdir：MakeDirectory(创建目录)touchman:Manualsu：Swithuser(切换用户)cd：Changedirectoryls：Listfilesps：ProcessStatusmkdir：Makedirectoryrmdir：Removedirectorymkfs:Makefilesystemfsck：Filesystemcheckuname:Unixnamelsmod:Listmodulesmv:Movefilerm:Removefilecp:Copyfileln:Linkfilesfg:Foregroundbg:Backgroundchown:Changeownerchgrp:Changegroupchmod:Changemodeumount:Unmountdd:本来应根据其功能描述“Convertancopy”命名为“cc”，但“cc”已经被用以代表“CComplier”，所以命名为“dd”tar：Tapearchive（磁带档案）ldd：Listdynamicdependenciesinsmod：Installmodulermmod：Removemodulelsmod：Listmodule文件结尾的"rc"（如.bashrc、.xinitrc等）：ResourceconfigurationKnnxxx/Snnxxx（位于rcx.d目录下）：K（Kill）；S(Service)；nn（执行顺序号）；xxx（服务标识）.a（扩展名a）：Archive，staticlibrary.so（扩展名so）：Sharedobject，dynamicallylinkedlibrary.o（扩展名o）：Objectfile，compliedresultofC/C++sourcefileRPM：Redhatpackagemanagerdpkg：Debianpackagemanagerapt：Advancedpackagetool（Debian或基于Debian的发行版中提供部分Linux命令缩写）bin=Binaries(二进制文件)/dev=Devices(设备)/etc=Etcetera(等等)/lib=LIBrary/proc=Processes/sbin=SuperuserBinaries(超级用户的二进制文件)/tmp=Temporary(临时)/usr=UnixSharedResources/var=Variable(变量)FIFO=FirstIn,FirstOutGRUB=GRandUnifiedBootloaderIFS=InternalFieldSeperatorsLILO=LInuxLOaderMySQL=My是最初作者女儿的名字，SQL=StructuredQueryLanguagePHP=PersonalHomePageTools=PHPHypertextPreprocessorPS=PromptStringPerl="PraticalExtractionandReportLanguage"(实际的抽取和报告语言)="PathologicallyEclecticRubbishLister"Python得名于电视剧MontyPython'sFlyingCircusTcl=ToolCommandLanguageTk=ToolKitVT=VideoTerminalYaST=YetAnotherSetupToolapache="apatchy"serverapt=AdvancedPackagingToolar=archiveras=assemblerawk="AhoWeibergerandKernighan"三个作者的姓的第一个字母bash=BourneAgainSHellbc=Basic(Better)Calculatorbg=BackGroundbiff=作者HeidiStettner在U.C.Berkely养的一条狗,喜欢对邮递员汪汪叫。搜索公众号编程技术圈后台回复“算法心得”，获取一份惊喜礼包。cal=Calendar(日历)cat=Catenate(链接)cd=ChangeDirectorychgrp=ChangeGroupchmod=ChangeModechown=ChangeOwnerchsh=ChangeShellcmp=comparecobra=CommonObjectRequestBrokerArchitecturecomm=commoncp=Copycpio=CoPyInandOutcpp=CPreProcessorcron=Chronos希腊文时间cups=CommonUnixPrintingSystemcvs=CurrentVersionSystemdaemon=DiskAndExecutionMONitordc=DeskCalculatordd=DiskDump(磁盘转储)df=DiskFreediff=Differencedmesg=diagnosticmessagedu=DiskUsageed=editoregrep=ExtendedGREPelf=ExtensibleLinkingFormatelm=ELectronicMailemacs=EditorMACroSeval=EVALuateex=EXtendedexec=EXECute(执行)fd=filedescriptorsfg=ForeGroundfgrep=FixedGREPfmt=formatfsck=FileSystemChecKfstab=FileSystemTABlefvwm=F***VirtualWindowManagergawk=GNUAWKgpg=GNUPrivacyGuardgroff=GNUtroffhal=HardwareAbstractionLayerjoe=Joe'sOwnEditorksh=KornSHelllame=LameAin'tanMP3Encoderlex=LEXicalanalyserlisp=LIStProcessing=LotsofIrritatingSuperfluousParenthesesln=Linklpr=LinePRintls=listlsof=LiStOpenFilesm4=MacroprocessorVersion4man=MANualpagesmawk=MikeBrennan'sAWKmc=MidnightCommandermkfs=MaKeFileSystemmknod=MakeNodemotd=MessageofTheDaymozilla=MOsaicGodZILLamtab=MountTABlemv=Movenano=Nano'sANOthereditornawk=NewAWKnl=NumberofLinesnm=namesnohup=NoHangUPnroff=NewROFFod=OctalDumppasswd=Passwdpg=pagerpico=PIne'smessageCOmpositioneditorpine="ProgramforInternetNews&Email"="PineisnotElm"ping=拟声又=PacketInternetGrouperpirntcap=PRINTerCAPabilitypopd=POPDirectorypr=preprintf=PrintFormattedps=ProcessesStatuspty=pseudottypushd=PUSHDirectorypwd=PrintWorkingDirectoryrc=runcom=runcommand,rc还是plan9的shellrev=REVerserm=ReMovern=ReadNewsroff=RunOFFrpm=RPMPackageManager=RedHatPackageManagerrsh,rlogin,rvim中的r=Remoterxvt=ouRXVTseamoneky=我sed=StreamEditorseq=SEQuenceshar=ShellARchiveslrn=S-Langrnssh=SecureShellssl=SecureSocketsLayerstty=SetTTYsu=SubstituteUsersvn=SubVersiontar=TapeARchivetcsh=TENEXCshelltee=T(T形水管接口)telnet=TEminaLoverNetworktermcap=terminalcapabilityterminfo=terminalinformationtex=τέχνη的缩写，希腊文arttr=traslatetroff=TypesetternewROFFtsort=TopologicalSORTtty=TeleTypewritertwm=Tom'sWindowManagertz=TimeZoneudev=UserspaceDEVulimit=User'sLIMITumask=User'sMASKuniq=UNIQuei=VIsual=VeryInconvenientvim=ViIMprovedwall=writeallwc=WordCountwine=WINEIsNotanEmulatorxargs=eXtendedARGumentsxdm=XDisplayManagerxlfd=XLogicalFontD