Fourth Extended Filesystem

GPTKB entity

Statements (29)
Predicate Object
gptkbp:instanceOf file format
gptkbp:abbreviation gptkb:ext4
gptkbp:developer gptkb:Theodore_Ts'o
Linux community
gptkbp:features large volume support
delayed allocation
online defragmentation
backward compatibility with ext3
extents
large file support
multiblock allocation
persistent pre-allocation
journal checksumming
gptkbp:fileNameLengthLimit 255 bytes
https://www.w3.org/2000/01/rdf-schema#label Fourth Extended Filesystem
gptkbp:journaling Yes
gptkbp:license gptkb:GNU_General_Public_License
gptkbp:maxFileSize 16 TiB
gptkbp:maxVolumeSize 1 EiB
gptkbp:operatingSystem gptkb:Linux
gptkbp:predecessor ext3
gptkbp:releaseDate 2008
gptkbp:stable 2008
gptkbp:successor btrfs
gptkbp:supportsFormat gptkb:Journaling_file_system
Many Linux distributions
gptkbp:website https://ext4.wiki.kernel.org/
gptkbp:bfsParent gptkb:EXT4
gptkbp:bfsLayer 8