davidn 2 x Intel Xeon E5-2699 v3 testing with a Dell 0599V5 and Matrox s G200eR2 on Ubuntu 12.04 via the Phoronix Test Suite. raid6_part_aligned_fs_aligned: Processor: 2 x Intel Xeon E5-2699 v3 @ 3.60GHz (72 Cores), Motherboard: Dell 0599V5, Chipset: Intel Haswell-E DMI2, Memory: 774144MB, Disk: 13190GB PERC H730P Mini, Graphics: Matrox s G200eR2, Network: Intel 10-Gigabit X540-AT2 OS: Ubuntu 12.04, Kernel: 3.18.20-031820-generic (x86_64), Display Driver: matrox, Compiler: GCC 4.6, File-System: ext4 Flexible IO Tester 2.1.11 Test: Intel IOMeter File Server Access Pattern - Disk Target: Default Test Directory Seconds (Run Time) < Lower Is Better raid6_part_aligned_fs_aligned . 45.13 |======================================== Flexible IO Tester 2.1.11 Test: Example Network Job - Disk Target: Default Test Directory Seconds (Run Time) < Lower Is Better raid6_part_aligned_fs_aligned . 40.20 |========================================