Hi, May I know what "hi" and "si" means in CpuX: Cpu0: 0.0% us, 0.0% sy, 0.0% ni, 100.0% id, 0.0% wa, 0.0% hi, 0.0% si Cpu1: 2.0% us, 0.0% sy, 0.0% ni, 98.0% id, 0.0% wa, 0.0% hi, 0.0% si thank you, -- Raja Ali M.I. Ilias, Bengkalis, https://wiki.ubuntu.com/AliMilis Counted GNU/Linux Engineer # 405138 - http://counter.li.org/