native Native disk performance native: Processor: Intel Xeon E5-2686 v4 @ 2.30GHz (2 Cores / 4 Threads), Motherboard: Xen HVM domU, Memory: 16384MB, Disk: 30GB, Graphics: cirrusdrmfb OS: NixOS 18.03.git.832046e, Kernel: 4.13.8 (x86_64), Compiler: GCC 6.4.0, File-System: ext4, Screen Resolution: 1024x768, System Layer: Xen HVM domU 4.2.amazon cntrfs: Processor: Intel Xeon E5-2686 v4 @ 2.30GHz (2 Cores / 4 Threads), Motherboard: Xen HVM domU, Memory: 16384MB, Disk: 30GB, Graphics: cirrusdrmfb OS: NixOS 18.03.git.832046e, Kernel: 4.13.8 (x86_64), Compiler: GCC 6.4.0, File-System: fuseblk, Screen Resolution: 1024x768, System Layer: Xen HVM domU 4.2.amazon AIO-Stress 0.21 Random Write MB/s > Higher Is Better native . 2076.42 |============================================================= cntrfs . 537.97 |================ SQLite 3.8.10.2 Timed SQLite Insertions Seconds < Lower Is Better native . 29.38 |================================== cntrfs . 55.18 |=============================================================== FS-Mark 3.3 1000 Files, 1MB Size Files/s > Higher Is Better native . 93.53 |============================================================== cntrfs . 94.87 |===============================================================