HFS+ file system

GPTKB entity

Statements (52)
Predicate Object
gptkbp:instanceOf file format
gptkbp:alsoKnownAs gptkb:Mac_OS_Extended
gptkbp:bootableOn gptkb:Macintosh_computers
gptkbp:capacity 8 exabytes
gptkbp:caseVariants case-insensitive
case-sensitive
gptkbp:defaultAllocationBlockSize 4 KB
gptkbp:defaultCase case-insensitive
gptkbp:defaultClusterSize 4 KB
gptkbp:defaultEncoding gptkb:UTF-16
gptkbp:developedBy gptkb:Apple_Inc.
gptkbp:directoryDepthLimit unlimited
gptkbp:directoryStructure B-tree based
gptkbp:fileNameLengthLimit 255 characters
gptkbp:fileSystemFamily gptkb:HFS_family
gptkbp:fileSystemID 0x482B
gptkbp:fileSystemTypeCode 0xAF
https://www.w3.org/2000/01/rdf-schema#label HFS+ file system
gptkbp:introducedIn 1998
gptkbp:lastMajorUpdate 2017
gptkbp:limitation fragmentation
no built-in encryption
no native snapshot support
metadata performance issues
gptkbp:partitionTypeGUID 48465300-0000-11AA-AA11-00306543ECAC
gptkbp:predecessor gptkb:HFS
gptkbp:RAM 8 exabytes
gptkbp:replacedBy gptkb:APFS
gptkbp:successor gptkb:APFS
gptkbp:supports access control lists (ACLs)
resource forks
aliases
case sensitivity (optional)
extended attributes
hard links
journaling
journaling (optional)
Unicode file names
Finder info
compression (in later versions)
gptkbp:supportsMetadata B-tree
gptkbp:type gptkb:Windows_(with_third-party_drivers)
Linux (read/write with drivers)
gptkbp:usedBy gptkb:macOS
iOS (limited support)
gptkbp:usedFor gptkb:Macintosh_computers
gptkbp:usedOn gptkb:Time_Machine_backups_(pre-APFS)
gptkb:iPods_(classic_models)
gptkbp:volumeLabelLimit 11 characters
gptkbp:bfsParent gptkb:Mac_OS_Classic
gptkb:Macintosh_resource_fork
gptkbp:bfsLayer 7