iozone-test Intel Xeon E3-1220 v3 testing on Gentoo/Linux via the Phoronix Test Suite. SSD: Processor: Intel Xeon E3-1220 v3 @ 3.50GHz (4 Cores), Motherboard: Supermicro X10SLL-F v1.02, Memory: 16384MB, Disk: 2 x 32GB SATA SSD + 4 x 1000GB Seagate ST1000NM0045 OS: Gentoo/Linux, Kernel: 4.4.26-gentoo-test (x86_64), Compiler: GCC 4.9.3, File-System: ext4, Screen Resolution: 800x600 IOzone 3.405 Record Size: 4Kb - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better SSD . 37.55 |================================================================== IOzone 3.405 Perf Task Clock - Record Size: 4Kb - File Size: 512MB - Disk Test: Write Performance > Higher Is Better SSD . 496.58 |================================================================= IOzone 3.405 Perf Context Switches - Record Size: 4Kb - File Size: 512MB - Disk Test: Write Performance > Higher Is Better SSD . 447 |==================================================================== IOzone 3.405 Perf Page Faults - Record Size: 4Kb - File Size: 512MB - Disk Test: Write Performance > Higher Is Better SSD . 4409 |=================================================================== IOzone 3.405 Perf Branches - Record Size: 4Kb - File Size: 512MB - Disk Test: Write Performance > Higher Is Better SSD . 389811991 |============================================================== IOzone 3.405 Perf Branch Misses - Record Size: 4Kb - File Size: 512MB - Disk Test: Write Performance > Higher Is Better SSD . 855100 |================================================================= IOzone 3.405 Record Size: 4Kb - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better SSD . 7844.62 |================================================================ IOzone 3.405 Perf Task Clock - Record Size: 4Kb - File Size: 512MB - Disk Test: Read Performance > Higher Is Better SSD . 621.20 |================================================================= IOzone 3.405 Perf Context Switches - Record Size: 4Kb - File Size: 512MB - Disk Test: Read Performance > Higher Is Better SSD . 469 |==================================================================== IOzone 3.405 Perf Page Faults - Record Size: 4Kb - File Size: 512MB - Disk Test: Read Performance > Higher Is Better SSD . 4407 |=================================================================== IOzone 3.405 Perf Branches - Record Size: 4Kb - File Size: 512MB - Disk Test: Read Performance > Higher Is Better SSD . 440927499 |============================================================== IOzone 3.405 Perf Branch Misses - Record Size: 4Kb - File Size: 512MB - Disk Test: Read Performance > Higher Is Better SSD . 859911 |=================================================================