Size Can Matter: Throughput Performance with a Disk-Based Journa...

Linux EXT4 Filesystem showing impressive speeds
ZDNet: "More and more articles have been appearing on the EXT4 filesystem. In fact, the article that really caught my eye was one recently regarding the speed of using EXT4 on flash media."

EXT3, EXT4, Btrfs Ubuntu Netbook Benchmarks
Phoronix: "Last month we published benchmarks of EXT4 comparing this file-system's performance when it was first marked stable in the mainline kernel and then where it is at now in the Linux...

The Ext4 Linux file system
The H Open: "Development of Ext4 started in 2006 with two changes to the Ext3 file system: block number size was increased to 48 bits and indirect block addressing -- in which the data blocks...