raid10 AMD FX-8150 testing with a ASRock 990FX Killer and SAS2008 controller, mdadm raid10 512K chunks 2 far 8xHGST Deskstar 6TB raid10: Processor: 2 x Intel Xeon E5-2630 v3 @ 3.20GHz (32 Cores), Motherboard: Dell 0H21J3, Chipset: Intel Xeon E7 v3/Xeon, Memory: 24 x 16384 MB 2133MHz, Disk: 3839GB PERC H730 Mini, Graphics: Matrox s G200eR2, Network: Broadcom NetXtreme BCM5720 Gigabit PCIe OS: Ubuntu 14.04, Kernel: 4.2.0-27-generic (x86_64), Compiler: GCC 4.8.4, File-System: ext4 raid10-a: Processor: 2 x Intel Xeon E5-2630 v3 @ 3.20GHz (32 Cores), Motherboard: Dell 0H21J3, Chipset: Intel Xeon E7 v3/Xeon, Memory: 24 x 16384 MB 2133MHz, Disk: 3839GB PERC H730 Mini, Graphics: Matrox s G200eR2, Network: Broadcom NetXtreme BCM5720 Gigabit PCIe OS: Ubuntu 14.04, Kernel: 4.2.0-27-generic (x86_64), Compiler: GCC 4.8.4, File-System: ext4 raid10_8 x 6001GB HGST HDN726060AL: Processor: AMD FX-8150 Eight-Core @ 3.60GHz (8 Cores), Motherboard: ASRock 990FX Killer, Chipset: AMD RD890 bridge, Memory: 32768MB, Disk: 8 x 6001GB HGST HDN726060AL + 2000GB HDS722020ALA330 + 150GB Western Digital WD1500HLFS-0 + 4 x 2000GB SAMSUNG HD204UI + 512GB PLEXTOR PX-G512M, Graphics: eVGA NVIDIA GeForce GTX 460 SE 1024MB, Audio: Realtek ALC1150, Monitor: AL1715, Network: Qualcomm Atheros Killer E220x Gigabit OS: Ubuntu 15.10, Kernel: 4.2.0-30-generic (x86_64), Compiler: GCC 5.2.1 20151010, File-System: xfs, Screen Resolution: 1280x1024 AIO-Stress 0.21 Random Write MB/s > Higher Is Better raid10 ............................. 1860.35 |================================ raid10-a ........................... 1917.66 |================================= raid10_8 x 6001GB HGST HDN726060AL . 1588.04 |=========================== SQLite 3.8.10.2 Timed SQLite Insertions Seconds < Lower Is Better raid10 ............................. 5.74 |= raid10 ............................. 5.63 |= raid10-a ........................... 5.71 |= raid10-a ........................... 5.68 |= raid10_8 x 6001GB HGST HDN726060AL . 380.06 |================================== FS-Mark 3.3 1000 Files, 1MB Size Files/s > Higher Is Better raid10 ............................. 429.23 |================================== raid10-a ........................... 429.80 |================================== raid10_8 x 6001GB HGST HDN726060AL . 23.00 |== Dbench 4.0 12 Clients MB/s > Higher Is Better raid10-a ........................... 3241.82 |================================= raid10_8 x 6001GB HGST HDN726060AL . 57.48 |= Dbench 4.0 48 Clients MB/s > Higher Is Better raid10-a ........................... 5923.84 |================================= raid10_8 x 6001GB HGST HDN726060AL . 64.52 | Dbench 4.0 128 Clients MB/s > Higher Is Better raid10-a ........................... 4894.87 |================================= raid10_8 x 6001GB HGST HDN726060AL . 44.26 | Dbench 4.0 1 Clients MB/s > Higher Is Better raid10-a ........................... 387.74 |================================== raid10_8 x 6001GB HGST HDN726060AL . 23.19 |== IOzone 3.405 8GB Read Performance MB/s > Higher Is Better raid10-a ........................... 5703.02 |================================= raid10_8 x 6001GB HGST HDN726060AL . 3262.53 |=================== IOzone 3.405 8GB Write Performance MB/s > Higher Is Better raid10-a ........................... 859.86 |================================== raid10_8 x 6001GB HGST HDN726060AL . 532.52 |===================== Threaded I/O Tester 0.3.3 64MB Random Read - 32 Threads MB/s > Higher Is Better raid10-a . 13384.98 |========================================================== Threaded I/O Tester 0.3.3 64MB Random Write - 32 Threads MB/s > Higher Is Better raid10-a . 175.94 |============================================================ Compile Bench 0.6 Test: Compile MB/s > Higher Is Better raid10-a ........................... 1442.08 |================================= raid10_8 x 6001GB HGST HDN726060AL . 810.00 |=================== Compile Bench 0.6 Test: Initial Create MB/s > Higher Is Better raid10-a ........................... 296.80 |================================== raid10_8 x 6001GB HGST HDN726060AL . 211.85 |======================== Compile Bench 0.6 Test: Read Compiled Tree MB/s > Higher Is Better raid10-a ........................... 754.17 |======================== raid10_8 x 6001GB HGST HDN726060AL . 1030.28 |================================= Unpacking The Linux Kernel linux-2.6.32.tar.bz2 Seconds < Lower Is Better raid10-a ........................... 10.54 |=============================== raid10_8 x 6001GB HGST HDN726060AL . 11.97 |=================================== PostMark 1.51 Disk Transaction Performance TPS > Higher Is Better raid10-a ........................... 4846 |==================================== raid10_8 x 6001GB HGST HDN726060AL . 2840 |===================== Gzip Compression 2GB File Compression Seconds < Lower Is Better raid10-a ........................... 13.59 |================================== raid10_8 x 6001GB HGST HDN726060AL . 14.08 |=================================== Apache Benchmark 2.4.7 Static Web Page Serving Requests Per Second > Higher Is Better raid10-a ........................... 29649.35 |================================ raid10_8 x 6001GB HGST HDN726060AL . 17393.32 |===================