This is a utility to get resource utilization of a system it uses psutil package to query different subsystems This script produces json data for shepherd consumption: {"Cpu":1.2,"Mem":34.379,"Disk":4.93,"NetSent":5622,"NetRecv":7164,"TcpConns":0,"TcpRetrans":0,"UdpSent":0,"UdpRecv":0,"UdpRecvErr":0}.