freenas VMware testing on Debian 9.8 via the Phoronix Test Suite. 8x 4TB WD Red: Processor: 2 x Intel Xeon E3-1240 v6 (3 Cores), Motherboard: Intel 440BX (6.00 BIOS), Chipset: Intel 440BX/ZX/DX, Memory: 1 x 4096 MB DRAM, Disk: 54GB Virtual disk, Graphics: VMware SVGA II, Network: VMware VMXNET3 OS: Debian 9.8, Kernel: 4.9.0-8-amd64 (x86_64), Compiler: GCC 6.3.0 20170516, File-System: ext4, Screen Resolution: 1672x1254, System Layer: VMware IOzone 3.465 Record Size: 1MB - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better 8x 4TB WD Red . 10298 |======================================================== IOzone 3.465 Record Size: 4Kb - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better 8x 4TB WD Red . 6345 |========================================================= IOzone 3.465 Record Size: 1MB - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better 8x 4TB WD Red . 319 |========================================================== IOzone 3.465 Record Size: 4Kb - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better 8x 4TB WD Red . 323 |========================================================== IOzone 3.465 Record Size: 64Kb - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better 8x 4TB WD Red . 10099 |======================================================== IOzone 3.465 Record Size: 64Kb - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better 8x 4TB WD Red . 323 |==========================================================