iozone1 1st iozone1: Processor: 4 x AMD EPYC @ 2.99GHz (4 Cores), Motherboard: QEMU Standard PC (i440FX + PIIX 1996) (1.10.2-1ubuntu1 BIOS), Chipset: Intel 440FX- 82441FX PMC, Memory: 4096MB, Disk: 14GB, Graphics: Red Hat QXL paravirtual graphic card, Audio: QEMU Generic, Network: Red Hat Virtio device OS: Ubuntu 16.04, Kernel: 4.15.0-45-generic (x86_64), Desktop: Unity 7.4.5, Display Driver: modesetting 1.19.6, Compiler: GCC 5.4.0 20160609, File-System: ext4, Screen Resolution: 1024x768, System Layer: qemu IOzone 3.465 Record Size: 1MB - File Size: 2GB - Disk Test: Read Performance MB/s > Higher Is Better iozone1 . 10912.30 |=========================================================== IOzone 3.465 Record Size: 4Kb - File Size: 2GB - Disk Test: Read Performance MB/s > Higher Is Better iozone1 . 7334.36 |============================================================ IOzone 3.465 Record Size: 1MB - File Size: 2GB - Disk Test: Write Performance MB/s > Higher Is Better iozone1 . 412.92 |============================================================= IOzone 3.465 Record Size: 4Kb - File Size: 2GB - Disk Test: Write Performance MB/s > Higher Is Better iozone1 . 406.63 |============================================================= IOzone 3.465 Record Size: 64Kb - File Size: 2GB - Disk Test: Read Performance MB/s > Higher Is Better iozone1 . 9840.67 |============================================================ IOzone 3.465 Record Size: 64Kb - File Size: 2GB - Disk Test: Write Performance MB/s > Higher Is Better iozone1 . 413.63 |=============================================================