74

Allocation Methods

There are various methods which can be used to allocate disk space to the files. Selection of an appropriate allocation method will significantly affect the performance and efficiency of the system. Allocation method provides a way in which the disk will be utilized and the files will be accessed.

There are following methods which can be used for allocation.

1. Contiguous Allocation.
2. Extents
3. Linked Allocation
4. Clustering
5. FAT
6. Indexed Allocation
7. Linked Indexed Allocation
8. Multilevel Indexed Allocation
9. Inode

We will discuss three of the most used methods in detail.