S.NO Feature Support /Details ext2 ext3 ext4
1 Founder Name Remmy Card Stephen Tweedie Various

Contributors
2 Year Founded 1993 1999 2006
3 Original Operating System Linux and Hurd Linux Linux
4 Maximum file size 16 GiB to 2 TiB 16 GiB to 2 TiB 16 GiB to 16 TiB
5 Maximum Volume Size 2 TiB to 32 TiB 2 TiB to 32 TiB 1 EiB
6 Support for Creation Timestamps No No Yes
7 Support for Error Correction Code Support No No Partial
8 Block Journaling No Yes Yes
9 Metadata Journaling No Yes Yes
10 File system encryption No No Yes

( Experimental)
11 Resize Capabilities for online grow No Yes Yes
12 Allocate on flush No No Yes
13 Extents No No Yes