What is iotop
Linux has always been able to show how much I/O was going on (the bi and bo columns of the vmstat 1 command).
Iotop is a Python program with a top like UI used to show of behalf of which process is the I/O going on. It requires Python ≥ 2.5 and a Linux kernel ≥ 2.6.20.
* Iotop is licensed under the terms of the GNU GPL.
* Freshmeat project page to stay informed: http://freshmeat.net/projects/iotop. * git clone git://repo.or.cz/iotop.git