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searching for Unix File System 84 found (126 total)

Rmdir (645 words) [view diff] no match in snippet view article find links to article

In computing, rmdir (or rd) is a command which will remove an empty directory on various operating systems. The command is available in Unix (e.g. macOS

Raw device (174 words) [view diff] no match in snippet view article find links to article

In computing, specifically in Unix and Unix-like operating systems, a raw device is a special kind of logical device associated with a character device

Du (Unix) (633 words) [view diff] no match in snippet view article

du, short for disk usage, is a shell command for reporting file system storage use – space used for a file or a directory tree. The Single UNIX Specification

Chmod (1,529 words) [view diff] no match in snippet view article find links to article

chmod is a shell command for changing access permissions and special mode flags of files (including special files such as directories). The name is short

Tree (command) (607 words) [view diff] no match in snippet view article

In computing, tree is a recursive directory listing command or program that produces a depth-indented listing of files. Originating in PC- and MS-DOS,

Null device (721 words) [view diff] no match in snippet view article find links to article

In some operating systems, the null device is a device file that discards all data written to it but reports that the write operation succeeded. This device

Install (Unix) (124 words) [view diff] no match in snippet view article

The install command is a Unix program used to copy files and set file permissions. Some implementations offer to invoke strip while installing executable

File descriptor (1,189 words) [view diff] no match in snippet view article find links to article

In Unix and Unix-like computer operating systems, a file descriptor (FD, less frequently fildes) is a process-unique identifier (handle) for a file or

Fdisk (1,135 words) [view diff] no match in snippet view article find links to article

fdisk is a command-line utility for disk partitioning. It has been part of DOS, DR FlexOS, IBM OS/2, and early versions of Microsoft Windows, as well as

Md5sum (470 words) [view diff] no match in snippet view article find links to article

md5sum is a computer program that calculates and verifies 128-bit MD5 hashes, as described in RFC 1321. The MD5 hash functions as a compact digital fingerprint

Sync (Unix) (1,027 words) [view diff] no match in snippet view article

sync is a standard system call in the Unix operating system, which commits all data from the kernel filesystem buffers to non-volatile storage, i.e., data

Shred (Unix) (654 words) [view diff] no match in snippet view article

shred is a command on Unix-like operating systems that can be used to securely delete files and devices so that it is extremely difficult to recover them

User identifier (1,477 words) [view diff] case mismatch in snippet view article find links to article

maps textual user names to UIDs. UIDs are stored in the inodes of the Unix file system, running processes, tar archives, and the now-obsolete Network Information

Ntfsprogs (218 words) [view diff] no match in snippet view article find links to article

Ntfsprogs was a collection of free Unix utilities for managing the NTFS file system used by the Windows NT operating system (since version 3.1) on a hard

BSD disklabel (914 words) [view diff] no match in snippet view article find links to article

In BSD-derived computer operating systems (including NetBSD, OpenBSD, FreeBSD and DragonFly BSD) and in related operating systems such as SunOS, a disklabel

Mount (Unix) (782 words) [view diff] no match in snippet view article

In computing, mount is a command in various operating systems. Before a user can access a file on a Unix-like machine, the file system on the device which

Udev (1,859 words) [view diff] no match in snippet view article find links to article

udev (userspace /dev) is a device manager for the Linux kernel. As the successor of devfsd and hotplug, udev primarily manages device nodes in the /dev

Group identifier (741 words) [view diff] case mismatch in snippet view article find links to article

systems, multiple users can be put into groups. POSIX and conventional Unix file system permissions are organized into three classes, user, group, and others

Midnight Commander (660 words) [view diff] no match in snippet view article find links to article

GNU Midnight Commander (also known as mc, the command used to start it, and as mouseless commander in older versions) is a free cross-platform orthodox

Dired (436 words) [view diff] no match in snippet view article find links to article

Free and open-source software portal Dired (for Directory Editor) is a computer program for editing file system directories. It typically runs inside the

Sticky bit (1,100 words) [view diff] case mismatch in snippet view article find links to article

UNIX file system permission

Stat (system call) (983 words) [view diff] no match in snippet view article

stat() is a Unix system call that queries the file system for metadata about a file (including special files such as directories). The metadata contains

Boot folder (438 words) [view diff] no match in snippet view article find links to article

In Unix-like operating systems, a boot folder is the directory which holds files used in booting the operating system, typically /boot. The usage is standardized

Filesystem Hierarchy Standard (1,596 words) [view diff] no match in snippet view article find links to article

The Filesystem Hierarchy Standard (FHS) is a reference describing the conventions used for the layout of Unix-like systems. It has been made popular by

E2fsprogs (410 words) [view diff] no match in snippet view article find links to article

e2fsprogs (sometimes called the e2fs programs) is a set of utilities for maintaining the ext2, ext3 and ext4 file systems. Since those file systems are

Far Manager (1,048 words) [view diff] no match in snippet view article find links to article

Far Manager (short for File and ARchive Manager) is an orthodox file manager for Microsoft Windows and is a clone of Norton Commander. Far Manager uses

Ncdu (177 words) [view diff] no match in snippet view article find links to article

ncdu (NCurses Disk Usage) is a disk utility for Unix systems. Its name refers to its similar purpose to the du utility, but ncdu uses a text-based user

Unix file types (805 words) [view diff] no match in snippet view article find links to article

The Unix file types are the categories of file formats that a Unix-based system uses to provide context-sensitive behavior of file system items – all of

NTFS-3G (1,240 words) [view diff] no match in snippet view article find links to article

NTFS-3G is an open-source cross-platform implementation of the Microsoft Windows NTFS file system with read/write support. NTFS-3G often uses the FUSE

Security-Enhanced Linux (3,661 words) [view diff] no match in snippet view article find links to article

Security-Enhanced Linux (SELinux) is a Linux kernel security module that provides a mechanism for supporting access control security policies, including

Fstab (1,512 words) [view diff] no match in snippet view article find links to article

fstab (after file systems table) is a system file commonly found in the directory /etc on Unix and Unix-like computer systems. The /etc/fstab file is used

/dev/zero (484 words) [view diff] no match in snippet view article find links to article

/dev/zero is a special file in Unix-like operating systems that provides as many null characters (ASCII NUL, 0x00) as are read from it. One of the typical

Setuid (2,019 words) [view diff] no match in snippet view article find links to article

The Unix and Linux access rights flags setuid and setgid (short for set user identity and set group identity) allow users to run an executable with the

Locate (Unix) (548 words) [view diff] no match in snippet view article

locate is a Unix utility which serves to find files on filesystems. It searches through a prebuilt database of files generated by the updatedb command

Loop device (1,280 words) [view diff] no match in snippet view article find links to article

In Unix-like operating systems, a loop device, vnd (vnode disk), or lofi (loop file interface) is a pseudo-device that makes a computer file accessible

Iostat (532 words) [view diff] no match in snippet view article find links to article

iostat (input/output statistics) is a computer system monitor tool used to collect and show operating system storage input and output statistics. It is

Lsof (1,206 words) [view diff] no match in snippet view article find links to article

lsof is a command meaning "list open files", which is used in many Unix-like systems to report a list of all open files and the processes that opened them

Fdupes (100 words) [view diff] no match in snippet view article find links to article

fdupes is a program written by Adrián López to scan directories for duplicate files, with options to list, delete or replace the files with hardlinks pointing

Virtual device (136 words) [view diff] no match in snippet view article find links to article

A virtual device in Unix is a file such as /dev/null or /dev/urandom, that is treated as a device, as far as user level software is concerned, but is generated

Mkfs (579 words) [view diff] no match in snippet view article find links to article

In computer operating systems, mkfs is a command used to format a block storage device with a specific file system. The command is part of Unix and Unix-like

File Alteration Monitor (276 words) [view diff] no match in snippet view article find links to article

In computing, the File Alteration Monitor, also known as FAM and sgi_fam, provides a subsystem developed by Silicon Graphics for Unix-like operating systems

WebNFS (300 words) [view diff] no match in snippet view article find links to article

YANFS (Yet Another NFS), formerly WebNFS, is an extension to the Network File System (NFS) for allowing clients to access a file system over the internet

Mkstemp (615 words) [view diff] no match in snippet view article find links to article

In computing, mkstemp is a POSIX function for creating a temporary file (a computer file which usually ceases to exist when the program, which opened the

/dev/random (2,449 words) [view diff] no match in snippet view article find links to article

In Unix-like operating systems, /dev/random and /dev/urandom are special files that serve as cryptographically secure pseudorandom number generators (CSPRNGs)

Badblocks (464 words) [view diff] no match in snippet view article find links to article

badblocks is a Linux utility to check for bad sectors on a disk drive. It can create a text file with a list of these sectors that can be used with other

Devfsd (163 words) [view diff] no match in snippet view article find links to article

devfsd is a device manager for the Linux kernel. Primarily, it creates device nodes in the /dev directory when kernel drivers make the underlying hardware

Comparison of file systems (5,234 words) [view diff] case mismatch in snippet view article find links to article

systems, retrofitted symbolic links to their versions of the Version 7 Unix file system, although the original version didn't support them. Context based symlinks

Everything is a file (2,076 words) [view diff] no match in snippet view article find links to article

"Everything is a file" is an approach to interface design in Unix derivatives. While this turn of phrase does not as such figure as a Unix design principle

/dev/full (238 words) [view diff] no match in snippet view article find links to article

In Linux, FreeBSD, NetBSD /dev/full, or the always-full device, is a special file that always returns the error code ENOSPC (meaning "No space left on

Mtab (249 words) [view diff] no match in snippet view article find links to article

The mtab (mounted file systems table) file is a system information file, commonly found on Unix-like systems. This file lists all currently mounted filesystems

TMPDIR (204 words) [view diff] no match in snippet view article find links to article

TMPDIR is the canonical environment variable in Unix and POSIX that should be used to specify a temporary directory for scratch space. Most Unix programs

Srm (Unix) (752 words) [view diff] no match in snippet view article

srm (or Secure Remove) is a command line utility for Unix-like computer systems for secure file deletion. srm removes each specified file by overwriting

Orlov block allocator (536 words) [view diff] no match in snippet view article find links to article

The Orlov block allocator is an algorithm to define where a particular file will reside on a given file system (blockwise), so as to speed up disk operations

File System Visualizer (285 words) [view diff] no match in snippet view article find links to article

File System Visualizer, also known as fsv, is a 3D file browser using OpenGL, written by Daniel Richard G. It is a clone of SGI's fsn file manager for

Freedup (285 words) [view diff] no match in snippet view article find links to article

freedup is a program to scan directories or file lists for duplicate files. The file lists may be provided to an input pipe or internally generated using

Rudd Canaday (437 words) [view diff] case mismatch in snippet view article find links to article

Hill, New Jersey, credited to co-develop the initial design of the Unix file system. In 2015 he joined a Palo Alto based tech startup, Entefy, as a Senior

Gpart (853 words) [view diff] no match in snippet view article find links to article

gpart is a software utility which scans a storage device, examining the data in order to detect partitions which may exist but are absent from the disk's

ETC (335 words) [view diff] case mismatch in snippet view article find links to article

compression algorithm /etc, a directory in Unix-like systems, see Unix file system#Conventional directory layout Extraterrestrial technological civilization

Dev (322 words) [view diff] case mismatch in snippet view article find links to article

Indian fantasy film, second in the Āstraverse /dev, a directory in the Unix file system DEVS, discrete event system specification A software developer Éamon

Union mount (1,054 words) [view diff] case mismatch in snippet view article find links to article

from the Plan 9 implementation due to constraints in the traditional Unix file system behavior, which greatly complicates their implementation and often

Remote File Sharing (623 words) [view diff] case mismatch in snippet view article find links to article

reliable operation in the presence of failures, it focused on preserving UNIX file system semantics across the network. This enabled the system to provide remote

Superblock (188 words) [view diff] exact match in snippet view article find links to article

of metadata describing the file system on a block device, as in the Unix File System Superblock, in the density matrix renormalization group numerical technique

Ambient calculus (550 words) [view diff] case mismatch in snippet view article find links to article

a file) a virtual address space (bounded by an addressing range) a Unix file system (bounded within a physical volume) a single data object (bounded by

Sun386i (902 words) [view diff] case mismatch in snippet view article find links to article

the DOS shell is started. The C: drive corresponds to a file in the Unix file system which appears to DOS as a 20 MB hard disk. This is used especially

Unix shell (1,748 words) [view diff] case mismatch in snippet view article find links to article

Traditionally, the Bourne shell program name is sh and its path in the Unix file system hierarchy is /bin/sh. But a number of compatible work-alikes are also

Discard Protocol (318 words) [view diff] no match in snippet view article find links to article

root internal The Discard Protocol is the TCP/UDP equivalent of the Unix file-system node /dev/null. Such a service is guaranteed to receive what is sent

Object access method (458 words) [view diff] case mismatch in snippet view article find links to article

added. In 2011 support was added for storage of objects in a z/OS unix file system—either zFS or NFS. In the 1990s, Object Access Method was used by the

Juice (JVM) (328 words) [view diff] case mismatch in snippet view article

hierarchical structure in a way that resembles the representation of the UNIX file system. The object allocation policy in Juice is strictly connected to the

Larry McVoy (472 words) [view diff] case mismatch in snippet view article find links to article

so. McVoy, L.; Kleiman, S. (1991). Extent-like Performance from a UNIX File System. Proceedings of the 1991 Winter USENIX Conference. pp. 33–44. CiteSeerX 10

Windows Services for UNIX (2,376 words) [view diff] case mismatch in snippet view article find links to article

& Configuration of Windows NFS Client to enable Windows to Mount a UNIX File System". Running SAP Applications on SQL Server blog. February 3, 2011. Retrieved

TRIX (operating system) (713 words) [view diff] case mismatch in snippet view article

a file system that uses the same structure on disk as the ancient Unix file system does. This made it easier to debug the thing, because they could set

Tim Bray (1,760 words) [view diff] case mismatch in snippet view article find links to article

applications, including Bonnie which was the inspiration for Bonnie++, a Unix file system benchmarking tool; Lark, the first XML processor; and APE, the Atom

Fully qualified name (1,461 words) [view diff] case mismatch in snippet view article find links to article

ISBN 978-1-118-05100-9. Retrieved 28 October 2011. Introduction to the Unix file system, including fully and partially qualified paths Definition of "fully

NTFS links (3,536 words) [view diff] case mismatch in snippet view article find links to article

NTFS volume is in a normal "healthy" state). Compare with a typical Unix file system, where a hard link points to an inode. As in such file systems, an

Time-of-check to time-of-use (1,340 words) [view diff] no match in snippet view article find links to article

117.7757. Xiang Cai; Yuwei Gui; Johnson, Rob (May 2009). "Exploiting Unix File-System Races via Algorithmic Complexity Attacks" (PDF). 2009 30th IEEE Symposium

File system fragmentation (2,701 words) [view diff] case mismatch in snippet view article find links to article

W.; Kleiman, S. R. (Winter 1991). "Extent-like Performance from a UNIX File System" (PostScript). Proceedings of USENIX winter '91. Dallas, Texas: Sun

Fuck (6,978 words) [view diff] case mismatch in snippet view article find links to article

mainly on Usenet newsgroups is fsck, derived from the name of the Unix file system checking utility. Language portal Human sexuality portal Society portal

Tar (computing) (4,037 words) [view diff] case mismatch in snippet view article

size appears to be the 512-byte disk sectors used in the Version 7 Unix file system.) The final block of an archive is padded out to full length with zeros

Unix (6,135 words) [view diff] case mismatch in snippet view article find links to article

permitted the Network Control Program (NCP) to be integrated within the Unix file system, treating network connections as special files that could be accessed

Volume Table of Contents (910 words) [view diff] case mismatch in snippet view article find links to article

only needs to associate names directly with storage allocations, a Unix file system has an indirect association via inodes. However, the IPL text on cylinder

Mach (kernel) (5,249 words) [view diff] case mismatch in snippet view article

programs making up the system. Ports were deliberately modeled on the UNIX file system concepts. This permits the user to find ports using existing file system

Spring (operating system) (4,367 words) [view diff] case mismatch in snippet view article

via a Unix emulation library which presented them as a traditional unix file system. Note that Spring's use of the term file system is somewhat confusing

BTRON (4,240 words) [view diff] case mismatch in snippet view article find links to article

by deleting a link is done by the reference count method, as in the Unix file system, but since arbitrary structures are allowed, as is well known as a

Ridge Computers (4,508 words) [view diff] case mismatch in snippet view article find links to article

processes, and the Directory Manager and Volume Manager emulated the Unix file system. Collectively these services were called a Unix compatibility layer