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Ext4

General information
Name
Follows
Bad blocks
Directory contents
File allocation
Partition identifier
Allowed characters in filenamesAll bytes except NUL (''\0'') and ''/'' and the special file names "." and ".." which are not forbidden but are always used for a respective special purpose.
Attributesacl, bh, bsddf, commit-nrsec, data-journal, data-ordered, data-writeback, delalloc, extents, journal_dev, mballoc, minixdf, noacl, nobh, nodelalloc,noextents, nomballoc, nouser_xattr, oldalloc, orlov , user_xattr
Website
Data deduplication
Date range14/12/1901 - 25/04/2514
Date recorded
Date released10/10/2006
File system permissions
Forks
Operating system
Max file size16[TIB]
Max filename length255
Max number of files4,000,000,000
Max volume size1[EIB]
Time resolution (ns)1
Transparent compression
Transparent encryptionYes