Thanks!! > Use something like 'pstree' or 'ps axf' or 'ps -eH' and look at what > is calling sleep. |---net.agent -e /lib/udev/net.agent │ └─sleep 1 ├─net.agent -e /lib/udev/net.agent │ └─sleep 1 Seems that net.agent is calling sleep. I wonder why? Vikram Vincent