Linux 5.0 File-System Benchmarks: Btrfs vs. EXT4 vs. F2FS vs. XFS Written by Michael Larabel in Storage on 7 January 2019 at 03:19 PM EST. Page 1 of 4. 61 Comments. With all of the major file-systems seeing clean-up work during the Linux 4.21 merge window (now known as Linux 5.0 and particularly with F2FS seeing fixes as a result of it being picked up by Google for support on Pixel devices, I was