Debian is an open source operating system for support server and desktop. We can use different commands to find out Debian operating system version, kernel version and 32 bit or 64 bit.

Wget utility used for download files from the web, It support protocols like, HTTP, HTTPS, FTP. The wget installed in build Linux / Unix and Mac operating system.

vnStat is a network traffic monitor for specific interface like eth0, eth1...

The Xen basic commands very helpful for manage virtual machine like, available RAM space, start, stop, pause, unpause and etc.

This post gives the details for creating a new partition after installed the operating system, Maximum Linux can allow to create four primary partitions only, but you can have to create much number of logical partitions dividing from one of the primary partitions.

UUID is used to identify storage devices on a system. When you add the file system we will add uuid or label.

You may get an error in MySQL : Host host-name is blocked because of many connection errors,