SSH commands commonly used in Linux environments

Directory operations: RM-RF Mydir/*Delete Mydir directory*/mkdir dirname/*Create a directory named DirName*/CD Mydir/*Enter the Mydir directory*/cd–/*go back to the top level directory*/CD../*back to parent directory with spaces in the middle*/adb~/*back to root directory*/MV Tools Tool/*Rename the Tools directory to tool*/LN-S tool BAC/*to the tool directory to create a symbolic link named BAC, the most familiar should be ftp in the WWW link to the public_html directory*/CP-A tool/home/vpser/www/* Copy all files under the tool directory to the WWW directory */file operation: RM Go.tar/*Delete go.tar file*/Find mt.cgi/*find files with file name mt.cgi*/df–h/*look at the remaining space on the disk, as if it's not necessary, unless you're too much.*/decompression: Tar xvf wordpress.tar/*unzip files in tar format*/Tar-TVF Myfile.tar/*view files that are contained in a tar file*/tar CF Toole.tar tool/*Package The tool directory as a Toole.tar file*/tar cfz vpser.tar.gz tool/*Package The tool directory and compress it into a vpser.tar.gz file because the. tar file is almost uncompressed, and the. tar.gz file for MT is extracted to a. tar file, almost 10MB*/Tar jcvf/VAR/BAK/WWW.TAR.BZ2/var/www//*create a. tar.bz2 file with high compression rate*/tar xjf www.tar.bz2/*Unzip tar.bz2 format*/gzip-D ge.tar.gz/*unzip the. tar.gz file to a. tar file*/Unzip Phpbb.zip/*unzip the zip file, under Windows to compress A. tar.gz formatted file It's still a little tricky.*/download File: wget http://soft.vpser.net/web/nginx/nginx-0.8.0.tar.gz/*download the files on the remote server to their own server, even the upload is saved, the server is not 100M is 1000M bandwidth, download a 2-3 trillion MT is not a few 10 seconds*/wget-C http://soft.vpser.net/web/nginx/nginx-0.8.0.tar.gz/*continue downloading files that were not downloaded last*/Process Management: PS-aux/*PS Process status Query command*/meaning of the PS command output field: [List][*]user, the user name of the process owner. [*]pid, the process number that uniquely identifies the process. [*]%CPU, the percentage of CPU time and total time that the process has occupied since the most recent refresh. [*]%MEM, the percentage of memory that the process uses. [*]vsz, the amount of virtual memory used by the process, in K. [*]rss, the total number of physical memory that the process occupies, in K. [*]tty, process-related terminal name. [*]stat, Process State, with (r – Run or ready to run; s-sleep state; I – idle; Z – Frozen; D – uninterrupted sleep; WThe process does not have a resident page; t stops or tracks. ) These letters to indicate. [*]start, the process starts running time. [*]time, the total CPU time used by the process. [*]command, the command line that is executed. [/LIST]PS-aux | grep nginx/*in all processes, look for nginx processes*/Kill1234/*1234 is the process ID, which is the PID in Ps-aux*/killall Nginx/*Killall through the name of the program, directly kill all processes, Nginx for the process name*/Vim operation: Mobile class: H/J/K/L: Left/bottom/up/Shift Right One w: Move backward (number of words in front of numbers) B: Move forward (number of words to move) E: Move backwards to the end of the word GE: move forward to the end of the word $<End>: End of line0 <Home>: Start of TX: Find the bank's X to the right and move it (uppercase to the left) 33G: Move to the 33rd line of the file GG: First line of File G: End of File line33%: 33% of filesOffice H/M/L: First/middle of screen/Tail Line ZT/ZZ/ZB: The current line moves to the top/middle of the screenBottom Jump: ": Go back to the place where the jump comes ctrl-O: Jump to an "older" place Ctrl-I <Tab>: Then jump to a "newer" place to find:/: Look down (add keyword)?: Look up (post keyword) n: Next matching record edit: I: Convert to insert mode x: Delete current character.: Repeats the last modification operation (with PS Ctrl+F Execute filter) U: Undo Operation Ctrl-R: Redo P: Insert the deleted character into the current position (put) exit Save:: Q: Exit: Q!: Do not save exit ZZ: Exit after saving: E! : Discard modification and re-edit

SSH commands commonly used in Linux environments