Apple File System

GPTKB entity

Statements (45)
Predicate Object
gptkbp:instanceOf file format
gptkbp:abbreviation gptkb:APFS
gptkbp:allocationBlockSize 4096 bytes
gptkbp:capacity 8 exabytes
gptkbp:compatibleWith hard links to directories
journaling (uses copy-on-write instead)
gptkbp:defaultIn gptkb:iOS_10.3_and_later
gptkb:iPadOS_13_and_later
gptkb:tvOS_10.2_and_later
gptkb:watchOS_3.2_and_later
macOS High Sierra and later
gptkbp:designedFor gptkb:iOS
gptkb:iPadOS
gptkb:macOS
gptkb:tvOS
gptkb:watchOS
gptkbp:developer gptkb:Apple_Inc.
gptkbp:features snapshots
sparse files
clones
fast directory sizing
space sharing
strong encryption
TRIM support
copy-on-write metadata
crash protection
https://www.w3.org/2000/01/rdf-schema#label Apple File System
gptkbp:introduced 2016
gptkbp:license proprietary
gptkbp:maximumNumberOfFiles over 9 quintillion
gptkbp:openSource no
gptkbp:RAM 8 exabytes
gptkbp:releaseDate 2017
gptkbp:replacedBy gptkb:HFS+
gptkbp:supports SSD
HDD
flash storage
case-insensitive volumes
case-sensitive volumes
encryption at file and volume level
gptkbp:supportsFormat 64-bit
gptkbp:uses B-tree for metadata
gptkbp:website https://developer.apple.com/documentation/apple_filesystem
gptkbp:bfsParent gptkb:APFS
gptkbp:bfsLayer 5