On Wed, Oct 11, 2017 at 11:13:52PM -0700, David Christensen wrote:
PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+
COMMAND
9957 lightdm 20 0 587348 51196 25444 R 88.2 2.5 2:41.03
lightdm-gtk-gre
...
According to StackOverflow[1], process names can only be 16 bytes long.
So, while the executable may be called 'lightdm-gtk-greeter', the
process in which that executable runs will be 'lightdm-gtk-gre'.
[1]
https://stackoverflow.com/questions/23534263/what-is-the-maximum-allowed-limit-on-the-length-of-a-process-name#23534499