Tag: CLI

Command uptime Displays the time of continuous operation of the system. Syntax uptime Description uptime utility displays the current time, time of continuous operation of the system, the

Command top Displays a list of currently executing processes, ordered by the percentage use of CPU time. Syntax top [q] [d interval] Options q: requires top performance with

Command pstree Displays all running processes in a tree. Syntax pstree [options] [process_id] Options -a displays the command line arguments. -c does not compress the subtrees. -l displays

Command ps Displays the status of processes (programs) running in the system. Syntax ps [options] Options [notice]Note that unlike other commands ps command options do not have a

Command cal cal Displays a calendar for any month of any year. Syntax cal [-jy] [[Month_Number] year] Options cal displays a simple calendar. If arguments are not specified,

Command grep grep – command provides search in one or more files, lines that match the regular expression (search patterns). Syntax grep [options] pattern files Options -N (where