|
gptkbp:instanceOf
|
file format
|
|
gptkbp:block
|
1 KiB
4 KiB
2 KiB
8 KiB
|
|
gptkbp:defaultJournalingMode
|
ordered
|
|
gptkbp:developer
|
gptkb:Stephen_Tweedie
|
|
gptkbp:directoryStructure
|
linear or hashed (HTree)
|
|
gptkbp:features
|
journaling
HTree directory indexing
backward compatibility with ext2
online file system growth
|
|
gptkbp:fileNameLengthLimit
|
255 bytes
|
|
gptkbp:fileSystemFamily
|
extended file system family
|
|
gptkbp:fileSystemTypeCode
|
0x83 (Linux)
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
ext3 file system
|
|
gptkbp:journaling
|
yes
|
|
gptkbp:journalingModes
|
gptkb:publisher
ordered
writeback
|
|
gptkbp:journalLocation
|
internal or external
|
|
gptkbp:license
|
gptkb:GNU_General_Public_License
|
|
gptkbp:limitation
|
limited scalability compared to ext4
no checksumming in journal
no delayed allocation
no extents
no online defragmentation
|
|
gptkbp:mainstreamSupportEnd
|
varies by distribution
|
|
gptkbp:maxFileSize
|
2 TiB
|
|
gptkbp:maxFilesPerDirectory
|
unlimited (practically limited by performance)
|
|
gptkbp:maxVolumeSize
|
16 TiB
|
|
gptkbp:metadataStructures
|
gptkb:publisher
superblock
inode
block group descriptor
|
|
gptkbp:mountableAs
|
ext2 (with no journaling)
|
|
gptkbp:notableFor
|
first widely used Linux journaling file system
|
|
gptkbp:openSource
|
yes
|
|
gptkbp:operatingSystem
|
gptkb:Linux
|
|
gptkbp:partitionID
|
0x83
|
|
gptkbp:predecessor
|
gptkb:ext2_file_system
|
|
gptkbp:releaseDate
|
2001
|
|
gptkbp:reliability
|
improved over ext2 due to journaling
|
|
gptkbp:stillSupported
|
yes (legacy)
|
|
gptkbp:successor
|
gptkb:ext4_file_system
|
|
gptkbp:supportsFormat
|
Linux (historically)
|
|
gptkbp:usedIn
|
embedded systems
servers
desktops
|
|
gptkbp:bfsParent
|
gptkb:Theodore_Ts'o
|
|
gptkbp:bfsLayer
|
6
|