
A Deep Dive into Linux File Systems: Ext2, Ext3, and Ext4
The article delves into the origins and the evolution of Linux file systems, specifically focusing on the ext family, including ext2, ext3, and ext4. Ext2, developed in 1993 by Rémy Card, laid the foundation with its simplicity and stability. Ext3, introduced in 2001 by Stephen Tweedie, added journaling, enhancing reliability and recovery. Ext4, developed in 2008, brought further improvements like support for larger files and increased efficiency. The article also highlights the role of Active@ UNDELETE, a versatile data recovery tool embedded in bootable environments, capable of recovering data across various file systems, including ext.