file system wikipedia - EAS
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In computing, a file system or filesystem (often abbreviated to fs) is a method and data structure that the operating system uses to control how data is stored and retrieved. Without a file system, data placed in a storage medium would be one large body of data with no way to tell where one piece of data stopped … See more
Before the advent of computers the term file system was used to describe a method of storing and retrieving paper documents. By 1961, the term was being applied to computerized filing alongside the original meaning. By 1964, … See more
A file system consists of two or three layers. Sometimes the layers are explicitly separated, and sometimes the functions are combined. See more
File system types can be classified into disk/tape file systems, network file systems and special-purpose file systems.
Disk file systems
A disk file system … See moreConverting the type of a file system
It may be advantageous or necessary to have files in a different file system than they currently exist. Reasons include the need for an increase in the space requirements beyond the limits of the current file system. … See moreSpace management
Note: this only applies to file systems used in storage devices.
File systems allocate space in a granular manner, usually multiple physical units on the device. The file system is responsible for organizing See moreMany operating systems include support for more than one file system. Sometimes the OS and the file system are so tightly interwoven that it is … See more
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