Operation and Maintenance
Linux Operation and Maintenance
The complete list of commonly used Linux commands
The complete list of commonly used Linux commands
#pwd: print work directory prints the current directory and displays the absolute path of the current working directory
#Commonly used parameters: -auxf
ps -auxf displays process status
df: disk free Its function is to display Disk available space information and space node information. In other words, it reports how much free space is left on any installed device or directory.
du: Disk usage
rpm: RedHat Package Management is one of RedHat's inventions
rmdir: Remove Directory (delete directory)
rm: Remove (delete directory or file)
## cat: concatenate chain
cat file1file2>>file3 Combine the contents of file 1 and file 2 and put them into file3
insmod: install module, load module
ln -s : link -soft creates a soft link, which is equivalent to creating a shortcut
mkdir：Make Directory
touch
## man: Manual
su：Swith user(switch user)
ps：Process Status
mkdir：Make directory
rmdir：Remove directory
mkfs: Make file system
fsck：File system check
uname: Unix name
lsmod: List modules
mv: Move file
rm: Remove file
cp: Copy file
ln: Link files
fg: Foreground
bg: Background
chown: Change owner
chgrp: Change group
chmod: Change mode
umount: Unmount
dd: It should have been named "cc" based on its function description "Convert an copy", but "cc" has been used to represent "CComplier", so it was named "dd"
##tar：Tape archive
ldd：List dynamic dependencies
insmod：Install module
rmmod：Remove module
lsmod：List module
"rc" at the end of the file (such as .bashrc, .xinitrc, etc.): Resource configuration
Knnxxx /Snnxxx (located in the rcx.d directory): K (Kill); S (Service);
nn (execution sequence number); xxx (service identification)
.a (extended Name a): Archive, static library
.so (extension so): Shared object, dynamically linked library
.o (extension o): Object file, compiled result of C/C source file
RPM：Red hat package manager
dpkg：Debian package manager
apt: Advanced package tool (available in Debian or Debian-based distributions)
Part of the Linux command abbreviation
bin = Binaries
##/dev = Devices
/etc = Etcetera
/tmp = Temporary (临时) /usr = Unix Shared Resources /var = Variable (变量) FIFO = First In, First Out GRUB = GRand Unified Bootloader IFS= Internal Field Seperators LILO = LInux LOader MySQL = My is the name of the original author’s daughter, ##SQL = Structured QueryLanguage PHP = Personal Home Page Tools = PHP HypertextPreprocessor ##Perl = "Pratical Extraction and Report Language" (actual extraction and reporting language) ="Pathologically Eclectic Rubbish Lister" Python is named after the TV series Monty Python's Flying Circus Tcl = Tool Command Language Tk = ToolKit YaST = Yet Another Setup Tool ##apache = "a patchy" server apt = Advanced Packaging Tool
bash = Bourne Again SHell ##bc = Basic (Better) Calculator bg = BackGround biff = Written by Heidi Stettner at U.C. Berkely I have a dog that likes to bark at the postman. cal = Calendar cat = Catenate (链接) cd = Change Directory chgrp = Change Group chmod = Change Mode chown = Change Owner chsh = Change Shell cmp = compare cobra = Common Object Request BrokerArchitecture comm = common cp = Copy cpio = CoPy In and Out cpp = C Pre Processor cron = Chronos 希腊文时间 cups = Common Unix Printing System cvs = Current Version System daemon = Disk And Execution MONitor dc = Desk Calculator dd = Disk Dump df = Disk Free diff = Difference ##dmesg = diagnostic message du = Disk Usage ed = editor egrep = Extended GREP elf = Extensible Linking Format elm = ELectronic Mail emacs = Editor MACroS eval = EVALuate ex = EXtended exec = EXECute (执行) fd = file descriptors fg = ForeGround fgrep = Fixed GREP fmt = format fsck = File System ChecK fstab = FileSystem TABle fvwm = F*** Virtual Window Manager gawk = GNU AWK gpg = GNU Privacy Guard groff = GNU troff hal = Hardware Abstraction Layer joe = Joe's Own Editor ksh = Korn SHell lame = Lame Ain't an MP3 Encoder lex = LEXical analyzer lisp = LISt Processing = Lots of IrritatingSuperfluous Parentheses Search the public account’s top algorithm and reply with “Algorithm Experience” and give you a surprise gift package. ln = Link ##lpr = Line PRint ls = list lsof = LiSt Open Files m4 = Macro processor Version 4 man = MANual pages mawk = Mike Brennan's AWK mc = Midnight Commander mkfs = MaKe FileSystem mknod = Make Node motd = Message of The Day mozilla = MOsaic GodZILLa mtab = Mount TABle mv = Move Nano = Nano's ANOther Editor ## again = New AWK nl = Number of Lines nm = names nohup = No HangUP nroff = New ROFF od = Octal Dump passwd = Passwd pg = pager pico = PIne's message COmposition editor pine = "Program for Internet News &Email" = "Pine is not Elm" ping = 拟声 又 = Packet Internet Grouper pirntcap = PRINTer CAPability popd = POP Directory pr = pre printf = Print Formatted ps = Processes Status pty = pseudo tty pushd = PUSH Directory pwd = Print Working Directory rc = runcom = run command, rc还是plan9的shell rev = REVerse rm = ReMove rn = Read News roff = RunOFF rpm = RPM Package Manager = RedHat PackageManager rsh, rlogin, rvim中的 r = Remote ##rxvt = ouR XVT ##seamoneky = Stream Editor #sed = Stream Editor seq = SEQuence #shar = Shell ARchive ###### slrn = S-Lang rn ssh = Secure Shell ssl = Secure Sockets Layer stty = Set TTY su = Substitute User svn = SubVersion tar = Tape ARchive tcsh = TENEX C shell ##tee = T (T-shaped water pipe interface) telnet = TEminaL over Network terminfo = terminal information ##tex = abbreviation of τέχνη, Greek art tr = traslate troff = Typesetter new ROFF tsort = Topological SORT tty = TeleTypewriter twm = Tom's Window Manager tz = TimeZone udev = Userspace DEV ulimit = User's LIMIT umask = User's MASK uniq = UNIQue i = VIsual = Very Inconvenient vim = Vi IMproved wall = write all wc = Word Count wine = WINE Is Not an Emulator xargs = eXtended ARGuments xdm = X Display Manager xlfd = X Logical Font Description xmms = X Multimedia System xrdb = X Resources DataBase xwd = X Window Dump yacc = yet another compiler compiler Fish = the Friendly Interactive SHell su = Switch User MIME = Multipurpose Internet Mail Extensions ECMA = European Computer ManufacturersAssociation
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