Just upgraded your system with a shiny new hard disk and want to make it your new book disk? Cloning Ubuntu to another hard disk is easy. In fact, Ubuntu provides tools to clone the entire hard disk -- including the Windows partition, if there's one on there. This is the kind of fundamental task that Linux excels at, in fact.

Filelight is a little program that analyses your hard drive and shows the Disk Usage in Graphically, It Shows how much space each folder is taking up. Some large temporary files and used iso files will eat your harddisk space. You can easily find which folder is the culprit.

Installing Ubuntu 11.04 or any other distribution on an external hard drive connected to a computer via USB is about the same as installing it on an internal hard disk. The key is to remember, after partitioning the disk, to install GRUB, the boot loader, in the MBR of the external disk, rather than in the MBR of the internal disk.

Sufficient quantity of free disk space is an absolute necessity irrespective of the Linux distro that you run. We can find out statistics about disk usage with certain simple command line utilities. Let us explore a few of them

GParted is an excellent GNOME program for editing partitions, changing file-systems, and performing related disk tasks. However, GParted is not exactly the ideal program for new Linux users to familiarize themselves with if all they want to do is format a USB drive or external storage device.

If you’re running out of disk space and you want to quickly see what packages are using the most space on your hard drive, use the following command

The following command help you to find the disk space used by different packages in ubuntu

open a terminal window and run the command

Ubuntu doesn’t require a lot of disk space to install, but if you’ve installed in a virtual machine with a small virtual drive, or partitioned most of your disk for your /home, you may need to free up some space on a system occasionally.

agedu scans a directory tree and produces reports about how much disk space is used in each directory and subdirectory, and also how that usage of disk space corresponds to files with last-access times a long time ago.