Extent (file systems)

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• Extent (file systems) — An extent is a contiguous area of storage in a computer file system, reserved for a file. When starting to write to a file, a whole extent is allocated. When writing to the file again, possibly after doing other write operations, the data… …   Wikipedia

• List of file systems — The following lists identify, characterize and link to more thorough information on computer file systems.Many older operating systems support only their one native file system, which does not bear any name apart from the name of the operating… …   Wikipedia

• Extent — has several meanings: *Extent (file systems), a contiguous piece of a file on a computer storage medium *Wingspan, the extent between the tips of the wings of a bird, bat, or other flying animal *Reach (physical measurement), the extent between… …   Wikipedia

• File system fragmentation — In computing, file system fragmentation, sometimes called file system aging, is the inability of a file system to lay out related data sequentially (contiguously), an inherent phenomenon in storage backed file systems that allow in place… …   Wikipedia

• File manager — For the Windows 3.x file manager, see File Manager (Windows). A file manager or file browser is a computer program that provides a user interface to work with file systems. The most common operations performed on files or groups of files are:… …   Wikipedia

• File format — A file format is a particular way that information is encoded for storage in a computer file. Since a disk drive, or indeed any computer storage, can store only bits, the computer must have some way of converting information to 0s and 1s and vice …   Wikipedia

• JFS (file system) — infobox filesystem name = JFS full name = IBM Journaled File System developer = IBM et al. introduction os = JFS1 in AIX 3.1 and JFS in OS/2 4.5 introduction date = 1990 and 1999 partition id = 0x35 (MBR) file struct = Bitmap/extents bad blocks… …   Wikipedia

• Hierarchical File System — Infobox filesystem name = HFS full name = Hierarchical File System developer = Apple Computer introduction os = System 2.1 introduction date = September 17 1985 partition id = Apple HFS (Apple Partition Map) 0xAF (MBR) directory struct = B* tree… …   Wikipedia

• Virtual file system — A virtual file system (VFS) or virtual filesystem switch is an abstraction layer on top of a more concrete file system. The purpose of a VFS is to allow client applications to access different types of concrete file systems in a uniform way. A… …   Wikipedia

• Veritas File System — For other uses, see Veritas (disambiguation). VERITAS File System Full name VERITAS File System Introduced 1991 Structures Directory contents extensible hash Limits Max file size 8 EB ( …   Wikipedia