htop
An interactive process viewer
htop is a cross-platform interactive process viewer. htop allows scrolling the list of processes vertically and horizontally to see their full command lines and related information like memory and CPU consumption. Also, system-wide information, like load average or swap usage, is shown. The information displayed is configurable through a graphical setup and can be sorted and filtered interactively. Tasks related to processes (e.g. killing and renicing) can be done without entering their PIDs. Running to requires ncurses libraries, typically named libncurses(w). Since version 2.0, htop is now cross-platform! Check out the video and slides of Hisham's presentation at FOSDEM 2016 about how this came to be. ...