The process of dividing a disk into logical areas that can be worked with separately is called partitioning. Disk partitioning is done to subdivide the disk into pieces with broadly different purposes. There are several reasons why you want to use partitioning:
- multiple operating systems on the same disk.
- different file systems on different partitions.
- more efficient disk space management.
- different security settings on different partitions.
- easier backup procedure.
Partitions in Linux are usually created during the installation. There are a variety of GUI tools in Linux to help you with the disk partitioning. For example, in SUSE, there is a tool called Partitioner: