# procs > Display information about the active processes. > More information: . - List all processes showing the PID, user, CPU usage, memory usage, and the command which started them: `procs` - List all processes as a tree: `procs --tree` - List information about processes, if the commands which started them contain `zsh`: `procs {{zsh}}` - List information about all processes sorted by CPU time in [a]scending or [d]escending order: `procs {{--sorta|--sortd}} cpu` - List information about processes with either a PID, command, or user containing `41` or `firefox`: `procs --or {{PID|command|user}} {{41}} {{firefox}}` - List information about processes with both PID `41` and a command or user containing `zsh`: `procs --and {{41}} {{zsh}}`