iozoneonmdraid_all Intel Core i7-4770HQ testing with a Notebook W740SU (4.6.5 BIOS) and Intel Haswell Mobile 2GB on CentOS Linux 7 via the Phoronix Test Suite. raid1 md: Processor: Intel Core i7-4770HQ @ 3.40GHz (4 Cores / 8 Threads), Motherboard: Notebook W740SU (4.6.5 BIOS), Chipset: Intel Crystal Well DRAM, Memory: 16384MB, Disk: 1000GB Western Digital WDS100T2B0A + 1000GB Samsung SSD 860 + 8GB DataTraveler 2.0, Graphics: Intel Haswell Mobile 2GB (1200MHz), Audio: Intel Crystal Well HD Audio, Monitor: BenQ LCD, Network: Intel I217-V + Intel 7260 OS: CentOS Linux 7, Kernel: 3.10.0-957.10.1.el7.x86_64 (x86_64), Desktop: GNOME Shell 3.28.3, Display Server: X Server 1.20.1, Display Driver: modesetting 1.20.1, OpenGL: 4.5 Mesa 18.0.5, Compiler: GCC 4.8.5 20150623, File-System: xfs, Screen Resolution: 5760x2160 IOzone 3.465 Record Size: 1MB - File Size: 2GB - Disk Test: Read Performance MB/s > Higher Is Better raid1 md . 7479.10 |=========================================================== IOzone 3.465 Record Size: 1MB - File Size: 4GB - Disk Test: Read Performance MB/s > Higher Is Better raid1 md . 7131.53 |=========================================================== IOzone 3.465 Record Size: 1MB - File Size: 8GB - Disk Test: Read Performance MB/s > Higher Is Better raid1 md . 6844.07 |=========================================================== IOzone 3.465 Record Size: 4Kb - File Size: 2GB - Disk Test: Read Performance MB/s > Higher Is Better raid1 md . 4138.27 |=========================================================== IOzone 3.465 Record Size: 4Kb - File Size: 4GB - Disk Test: Read Performance MB/s > Higher Is Better raid1 md . 4209.06 |=========================================================== IOzone 3.465 Record Size: 4Kb - File Size: 8GB - Disk Test: Read Performance MB/s > Higher Is Better raid1 md . 4131.32 |=========================================================== IOzone 3.465 Record Size: 1MB - File Size: 2GB - Disk Test: Write Performance MB/s > Higher Is Better raid1 md . 434.33 |============================================================ IOzone 3.465 Record Size: 1MB - File Size: 4GB - Disk Test: Write Performance MB/s > Higher Is Better raid1 md . 441.72 |============================================================ IOzone 3.465 Record Size: 1MB - File Size: 8GB - Disk Test: Write Performance MB/s > Higher Is Better raid1 md . 437.57 |============================================================ IOzone 3.465 Record Size: 4Kb - File Size: 2GB - Disk Test: Write Performance MB/s > Higher Is Better raid1 md . 412.27 |============================================================ IOzone 3.465 Record Size: 4Kb - File Size: 4GB - Disk Test: Write Performance MB/s > Higher Is Better raid1 md . 443.59 |============================================================ IOzone 3.465 Record Size: 4Kb - File Size: 8GB - Disk Test: Write Performance MB/s > Higher Is Better raid1 md . 439.88 |============================================================ IOzone 3.465 Record Size: 64Kb - File Size: 2GB - Disk Test: Read Performance MB/s > Higher Is Better raid1 md . 5926.24 |=========================================================== IOzone 3.465 Record Size: 64Kb - File Size: 4GB - Disk Test: Read Performance MB/s > Higher Is Better raid1 md . 6986.00 |=========================================================== IOzone 3.465 Record Size: 64Kb - File Size: 8GB - Disk Test: Read Performance MB/s > Higher Is Better raid1 md . 7103.25 |=========================================================== IOzone 3.465 Record Size: 1MB - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better raid1 md . 5428 |============================================================== IOzone 3.465 Record Size: 4Kb - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better raid1 md . 4013 |============================================================== IOzone 3.465 Record Size: 64Kb - File Size: 2GB - Disk Test: Write Performance MB/s > Higher Is Better raid1 md . 436.05 |============================================================ IOzone 3.465 Record Size: 64Kb - File Size: 4GB - Disk Test: Write Performance MB/s > Higher Is Better raid1 md . 453.06 |============================================================ IOzone 3.465 Record Size: 64Kb - File Size: 8GB - Disk Test: Write Performance MB/s > Higher Is Better raid1 md . 451.96 |============================================================ IOzone 3.465 Record Size: 1MB - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better raid1 md . 398.51 |============================================================ IOzone 3.465 Record Size: 4Kb - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better raid1 md . 366.05 |============================================================ IOzone 3.465 Record Size: 64Kb - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better raid1 md . 6403 |============================================================== IOzone 3.465 Record Size: 64Kb - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better raid1 md . 391.96 |============================================================