We're late into the Linux 3.12 merge window and other prominent file-systems were already updated but on Thursday evening the Btrfs updates for the 3.12 kernel were finally published. With the new Btrfs pull does come some notable changes for this next-generation Linux file-system...
September 13, 2013
Btrfs Gets Performance Improvements In Linux 3.12
Read more at Phoronix