In the zone with IOZone Zoning in the benchmark Run in the iozone: Processor: Intel Core i5-3570 (4 Cores), Motherboard: Oracle VirtualBox v1.2, Chipset: Intel 440FX 82441FX PMC, Memory: 8GB, Disk: 108GB VBOX HDD, Graphics: llvmpipe 8GB, Audio: Intel 82801AA AC 97 Audio, Network: Intel 82540EM OS: Ubuntu 18.04, Kernel: 5.3.0-40-generic (x86_64), Desktop: GNOME Shell 3.28.4, Display Server: X Server 1.20.5, Display Driver: modesetting 1.20.5, OpenGL: 3.3 Mesa 19.2.8 (LLVM 9.0 256 bits), Compiler: GCC 7.4.0, File-System: ext4, Screen Resolution: 1400x1050, System Layer: Oracle VirtualBox IOzone 3.465 Record Size: 4Kb - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better Run in the iozone . 2649.90 |================================================== IOzone 3.465 Record Size: 4Kb - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better Run in the iozone . 50.49 |====================================================