Extent may refer to:
Computing
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Extent (file systems)
In computing, an extent is a contiguous area of storage reserved for a file in a file system, represented as a range of block numbers, or tracks on count key data devices. A file can consist of zero or more extents; one file fragment requires on ...
, a contiguous region of computer storage medium reserved for a file
*
Extent File System
Extent File System (EFS) is an older extent-based file system used in IRIX releases prior to version 5.3. It has been superseded by XFS
XFS is a high-performance 64-bit journaling file system created by Silicon Graphics, Inc (SGI) in 1993. ...
, a discontinued file system implementation named after the contiguous region
* Extent, a chunk of storage space
logical volume management
In computer storage, logical volume management or LVM provides a method of allocating space on mass-storage devices that is more flexible than conventional partitioning schemes to store volumes. In particular, a volume manager can concatenate, ...
uses internally to provide various device mappings
* Extent, in computer programming, is the period during which a
variable
Variable may refer to:
* Variable (computer science), a symbolic name associated with a value and whose associated value may be changed
* Variable (mathematics), a symbol that represents a quantity in a mathematical expression, as used in many ...
has a particular value
Other
* Extent, a technical description of the
wingspan
The wingspan (or just span) of a bird or an airplane is the distance from one wingtip to the other wingtip. For example, the Boeing 777–200 has a wingspan of , and a wandering albatross (''Diomedea exulans'') caught in 1965 had a wingspan of ...
of a bird, bat, or other flying animal
* Extent, a
writ
In common law, a writ (Anglo-Saxon ''gewrit'', Latin ''breve'') is a formal written order issued by a body with administrative or judicial jurisdiction; in modern usage, this body is generally a court. Warrants, prerogative writs, subpoenas, a ...
allowing a creditor to seize or assume temporary ownership of a debtor's property; also, the actual seizure in its execution
*
Map extent
A map extent is the portion of area of a region shown in a map. The limits of a map extent are defined in the coordinate system of the map. In Western culture, map extents usually have a rectangular shape, so they are defined with a minimum and ma ...
, the portion of a region shown in a map
See also
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Extant (disambiguation)
{{Disambiguation