If psutil not installed, gracefully fall back to old behavior
If psutil not installed, gracefully fall back to old behavior

bcantoni/ccm,mikefero/ccm,slivne/ccm,pcmanus/ccm,mambocab/ccm,pcmanus/ccm,tolbertam/ccm,tolbertam/ccm,jeffjirsa/ccm,josh-mckenzie/ccm,aboudreault/ccm,mike-tr-adamson/ccm,thobbs/ccm,AtwooTM/ccm,mike-tr-adamson/ccm,umitunal/ccm,pombredanne/ccm,unusedPhD/ccm,kishkaru/ccm,pcmanus/ccm,spodkowinski/ccm,thobbs/ccm,mikefero/ccm,mike-tr-adamson/ccm,jorgebay/ccm,bcantoni/ccm