Statistics include CPU, processes, load, memory,swap, network I/O and disks I/O along with their free space.saidar utilizes libstatgrab library. libstatgrab is a library that provides cross platform access to statistics about the system on which it’s run. It’s written in C and presents a selection of useful interfaces which can be used to access key system statistics. The current list of statistics includes CPU usage, memory utilization, disk usage, process counts, network traffic, disk I/O, and more.
Installation:
OpenSuSe user can install saidar using "1-click" installer - here
Ubuntu user can install it using following command: sudo apt-get install saidar
Using saidar: saidar [-d delay] [-v] [-h]
If you want to use this application you can just type the following command: saidar
Now you should see the following screen which includes system statistics include CPU, processes, load, memory, swap,network I/O and disks I/O along with their free space.
source:http://linuxpoison.blogspot.com/2010/04/13578167754905.html