Panel does not show memory / cpu usage with py3.9

[tomascsantos]

Description of expected behavior and the observed behavior

Admin panel shows CPU/Memory usage with python 3.7 but not python 3.9

[hoxbro]

You are probably missing the package psutil in the python-3.9 environment. I have it available:

I think adding a small note in the Overview tab about psutil is needed to show CPU and Memory Usage would harm no one.

[tomascsantos]

You are quite right, thanks!