We can configure the columns displayed for processes and threads in the task area.Ĭlick F2 -> Setup -> Columns.

So, to get to the htop Help screen, one has to click on the F1 Help tab at the bottom left. If you are running htop from a GNOME terminal, pressing F1 opens the GNOME Terminal Manual. The Help screen gives the color codes for CPU and memory meters. Similarly, we can have the Clock (Time) displayed, also, in the header right column. If we wish to put the average CPU usage in the header right column, we can select CPU average in the fourth column, click Add R (F6) at the bottom menu and have the Average CPU usage (Avg) displayed in the header right column. We have the individual CPU usage in the header left column. The last column gives all the available meters. Similarly, we can configure the meters, (F2 -> meters) We display threads in a different color to separate them from processes, highlight large numbers in memory counters, leave a margin around the header and count CPU numbers from 0 instead of 1. In the above display option settings, we have chosen not to hide the kernel and the userland threads. For the output displayed in Figure 1 above, the following display options were selected, (F2 -> Display Options) We can customize the output produced by the htop command. 4.0 CONFIGURING htop OUTPUT 4.1 DISPLAY OPTIONS

Install htop debian