F2FS File-System Shows Hope, Runs Against Btrfs & EXT4 Written by Michael Larabel in Software on 18 February 2013 at 12:06 PM EST. Page 4 of 5. 17 Comments. JavaScript is required to view these results or log-in to Phoronix Premium. JavaScript is required to view these results or log-in to Phoronix Premium. There isn't too much to gather from the IOzone write performance results of F2FS and others. JavaScript is required to view these results or log-in to Phoronix Premium. 17 Comments - Next Page Tweet Page 1 - IntroductionPage 2 - F2FS File-SystemPage 3 - F2FS File-SystemPage 4 - F2FS File-SystemPage 5 - F2FS File-System Page: 1 2 3 4 5 Next Page