Extended file system (ext)
The Extended File System (Ext) is a family of file systems consisting of: ext, ext2, ext3, ext4
Ext2
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
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.
Ext4
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External Links
Ext2
- Wikipedia article on EXT2
- Layout of the EXT2 Filesystem
- Linux Ext2fs Undeletion mini-HOWTO
- Using ext2 on other systems
Ext3
Tools
Tools that can be used to perform recovery of data from an EXT2 file system
- The Sleuth Kit
- R-Studio
Data carving tools that support the ext2 file system:
Note that it is unclear what is meant with "support" here this needs some elaboration.