Redhat linux command cheat sheet9/24/2023 Sets rwx for owner, rw for group and everyoneĬhange owner and group owner of the directoryĭisplays IP addresses and all the network interfacesĪssigns IP address 192.168.0.1 to interface eth0ĭisplays IP addresses of all network interfaces Set rwx to the owner and r_x to group and everyone Set rwx permissions to owner, group and everyone (everyone else who has access to the server) Makes a process run with very low priorityĦ. File Permission Commands chmod octal filenameĬhange file permissions of the file to octal Sends a signal to a process with its name Kills / Terminates all processes named proc Searches for the id of the process 'telnet' Prints the number of bytes, words and lines in a file Removes a directory forcefully and recursively Lists files - both regular & hidden files and their permissions as well. Used for changing / modifying user information Total and Free memoryĭisplays information about system's hardware configurationĭisplays block devices related informationĭisplays free and used memory in the system (-m flag indicates memory in MB)ĭisplays PCI devices in a tree-like diagramĭisplays USB devices in a tree-like diagramĭisplays hardware information from the BIOSĭisplays the details of the active user e.g. Displays how long the system has been running including load averageĭisplays the current calendar month and dayĭisplays currently logged in users in the systemĭisplays more information about CPU e.g model, model name, cores, vendor idĭisplays more information about hardware memory e.g.
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