io4-raid 2 x Intel Xeon X5570 testing with a Dell 0HYPX2 (6.6.0 BIOS) and EFI VGA on CentOS 6.10 via the Phoronix Test Suite. RaidMirror: Processor: 2 x Intel Xeon X5570 (8 Cores), Motherboard: Dell 0HYPX2 (6.6.0 BIOS), Memory: 8 x 8192 MB DDR3-1333MHz, Disk: 1000GB PERC H700 + 120GB Western Digital WDS120G2G0B-, Graphics: EFI VGA OS: CentOS 6.10, Kernel: 2.6.32-754.12.1.el6.x86_64 (x86_64), Compiler: GCC 4.4.7 20120313, File-System: ext4, Screen Resolution: 1280x1024 RaidMirror-BlogBench: Processor: 2 x Intel Xeon X5570 (8 Cores), Motherboard: Dell 0HYPX2 (6.6.0 BIOS), Memory: 8 x 8192 MB DDR3-1333MHz, Disk: 1000GB PERC H700 + 120GB Western Digital WDS120G2G0B-, Graphics: EFI VGA OS: CentOS 6.10, Kernel: 2.6.32-754.12.1.el6.x86_64 (x86_64), Compiler: GCC 4.4.7 20120313, File-System: ext4, Screen Resolution: 1280x1024 ZfsMirror: Processor: 2 x Intel Xeon X5570 (8 Cores), Motherboard: Dell 0HYPX2 (6.6.0 BIOS), Memory: 8 x 8192 MB DDR3-1333MHz, Disk: 2 x 1000GB PERC H700 + 120GB Western Digital WDS120G2G0B-, Graphics: EFI VGA OS: CentOS 6.10, Kernel: 2.6.32-754.12.1.el6.x86_64 (x86_64), Compiler: GCC 4.4.7 20120313, File-System: zfs, Screen Resolution: 1280x1024 SoftMirror: Processor: 2 x Intel Xeon X5570 (8 Cores), Motherboard: Dell 0HYPX2 (6.6.0 BIOS), Memory: 8 x 8192 MB DDR3-1333MHz, Disk: 120GB Western Digital WDS120G2G0B + 2 x 1000GB PERC H700, Graphics: EFI VGA OS: CentOS 6.10, Kernel: 2.6.32-754.12.1.el6.x86_64 (x86_64), Compiler: GCC 4.4.7 20120313, File-System: ext4, Screen Resolution: 1280x1024 AIO-Stress 0.21 Random Write MB/s > Higher Is Better RaidMirror . 2039 |============================================================ ZfsMirror .. 1006 |============================== SoftMirror . 1974 |========================================================== SQLite 3.22 Timed SQLite Insertions Seconds < Lower Is Better RaidMirror . 4.50 |================ ZfsMirror .. 16.46 |=========================================================== SoftMirror . 6.12 |====================== FS-Mark 3.3 1000 Files, 1MB Size Files/s > Higher Is Better RaidMirror . 109.00 |========================================================== ZfsMirror .. 14.91 |======== SoftMirror . 101.03 |====================================================== Dbench 4.0 12 Clients MB/s > Higher Is Better RaidMirror . 1775 |============================================================ ZfsMirror .. 177 |====== SoftMirror . 1230 |========================================== Dbench 4.0 48 Clients MB/s > Higher Is Better RaidMirror . 1927 |============================================================ ZfsMirror .. 301 |========= SoftMirror . 1380 |=========================================== Dbench 4.0 128 Clients MB/s > Higher Is Better RaidMirror . 1481 |============================================================ ZfsMirror .. 261 |=========== SoftMirror . 1036 |========================================== Dbench 4.0 1 Clients MB/s > Higher Is Better RaidMirror . 386.17 |========================================================== ZfsMirror .. 85.68 |============= SoftMirror . 367.65 |======================================================= Threaded I/O Tester 20170503 64MB Random Read - 32 Threads MB/s > Higher Is Better RaidMirror . 123044 |========================================================== ZfsMirror .. 3109 |= SoftMirror . 112265 |===================================================== Threaded I/O Tester 20170503 64MB Random Write - 32 Threads MB/s > Higher Is Better RaidMirror . 48.23 |============================================ ZfsMirror .. 65.33 |=========================================================== SoftMirror . 40.63 |===================================== Compile Bench 0.6 Test: Compile MB/s > Higher Is Better RaidMirror . 823 |===================================================== ZfsMirror .. 265 |================= SoftMirror . 949 |============================================================= Compile Bench 0.6 Test: Initial Create MB/s > Higher Is Better RaidMirror . 90.44 |======================================== ZfsMirror .. 42.89 |=================== SoftMirror . 129.81 |========================================================== Compile Bench 0.6 Test: Read Compiled Tree MB/s > Higher Is Better RaidMirror . 307 |============================================================ ZfsMirror .. 163 |================================ SoftMirror . 314 |============================================================= PostMark 1.51 Disk Transaction Performance TPS > Higher Is Better RaidMirror . 2613 |========================================================== ZfsMirror .. 1863 |========================================= SoftMirror . 2708 |============================================================ Gzip Compression Linux Source Tree Archiving To .tar.gz Seconds < Lower Is Better RaidMirror . 56.51 |=========================================================== ZfsMirror .. 56.27 |=========================================================== SoftMirror . 56.64 |=========================================================== Apache Benchmark 2.4.29 Static Web Page Serving Requests Per Second > Higher Is Better RaidMirror . 12713 |=========================================================== ZfsMirror .. 12186 |========================================================= SoftMirror . 12711 |=========================================================== BlogBench 1.1 Test: Read Final Score > Higher Is Better RaidMirror-BlogBench . 838931 |============================================== ZfsMirror ............ 257618 |============== SoftMirror ........... 867816 |================================================ BlogBench 1.1 Test: Write Final Score > Higher Is Better RaidMirror-BlogBench . 4144 |=========================================== ZfsMirror ............ 924 |========== SoftMirror ........... 4846 |==================================================