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Directory (computing)

In computing, a directory is a file system cataloging structure that contains references to other computer files, and possibly other directories. On many computers, directories are known as folders or drawers, analogous to a workbench or the traditional office filing cabinet. The name derives from books like a telephone directory that lists the phone…

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Directory (computing)

Nodes57
Edges56
Triples19
Avg. degree1.96
Density0.035088
Components1

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Important terminology

directory file systems system directories files lookup path folders cache inode structure many called folder operating caching name used organized

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
.mw-parser-output .monospacedinstance ofbut modern Unix usually uses another directory0.80text
hash tables or radix treesinstance ofdramatically improving performance for workloads with heavy metadata operations.The cache is typically implemented using fast lookup structures0.80text
and may utilize aging algorithms such as LRU for cache eviction.Historical backgroundSunOS introduced a lookup cache as part of the implementation of NFSinstance ofdramatically improving performance for workloads with heavy metadata operations.The cache is typically implemented using fast lookup structures0.80text
Linuxinstance ofIt has since been adapted and extended in systems0.80text
BSDinstance ofIt has since been adapted and extended in systems0.80text
Solarisinstance ofIt has since been adapted and extended in systems0.80text
and macOS.ImplementationsWindowsWindows uses internal path caching mechanisms as part of its NTFSinstance ofIt has since been adapted and extended in systems0.80text
kernel object manager layersinstance ofIt has since been adapted and extended in systems0.80text
though these are not always exposed directly.BSD variantsBSD variantsinstance ofIt has since been adapted and extended in systems0.80text
including FreeBSDinstance ofIt has since been adapted and extended in systems0.80text
NetBSDinstance ofIt has since been adapted and extended in systems0.80text
OpenBSDinstance ofIt has since been adapted and extended in systems0.80text

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