Process management

Commands

chrt

Lower the priority of tasks relative to others

chrt -o

nice

Priorities range from 0-19 in csh (10 is default): lower values mean a higher priority.

View priorities of jobs

ps -l

Run cmd at a higher priority

nice -5 cmd &

Run $CMD at a nice value of (positive) 10

nice -10 $CMD
nice -n 10
nice $CMD

ps

Display processes in a tree-like display illustrating parent-child relationships

ps -f # --forest

Show system processes

BSD syntaxPOSIX syntax

ps ax

ps -ef

Display full listing of processes

ps u # -f

Display user processes

ps xG # -a

Display SELinux contexts for processes

ps auxZ

Display kernel threads

ps -ef

taskset

Send a task to a specific core

taskset -c