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. fio_raid6_base: 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 aio-stress_raid6_base: 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 fio_raid6_part_and_strmount_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 fio_raid6_base ...................... 45.63 |================================== fio_raid6_part_and_strmount_aligned . 45.05 |================================== AIO-Stress 0.21 Test: Random Write MB/s > Higher Is Better aio-stress_raid6_base ............... 2213.55 |=============================== fio_raid6_part_and_strmount_aligned . 2288.01 |================================