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Extended file system (ext)

The Extended File System (Ext) is a family of file systems consisting of: ext, ext2, ext3, ext4


ext2 or the second extended file system is a Linux filesystem designed as a replacement for ext. Note that ext3 is mostly compatible with ext2.


ext3 or the third extended file system is a Linux filesystem. Its main advantage over ext2 is journalling which improves reliability and eliminates the need to check the file system after an unclean shutdown.






Tools that can be used to perform recovery of data from an EXT2 file system

Data carving tools that support the ext2 file system:

Note that it is unclear what is meant with "support" here this needs some elaboration.