calculating working time

hi dear users ı m new to knime platform. I m develop a project
knime and sklearn library.
ı want to calculate a model work time

example : how long did machine learning take ?

how long was the loop cycle time?

how can i calculate this time period? is it possible for knime because sklearn supported it

what should ı do ?

Something like this?


ok ı want to try it thanks for giving advice sir