cciscsinov20 KVM testing on Ubuntu 18.04 via the Phoronix Test Suite. QEMU HDD: Processor: Common KVM @ 3.89GHz (1 Core), Motherboard: QEMU Standard PC (i440FX + PIIX 1996) (rel-1.11.0-0-g63451fca13-prebuilt.qemu-project.org BIOS), Chipset: Intel 440FX- 82441FX PMC, Memory: 1 x 512 MB RAM QEMU, Disk: 34GB QEMU HDD, Network: Red Hat Virtio device OS: Ubuntu 18.04, Kernel: 4.15.0-39-generic (x86_64), Compiler: GCC 7.3.0, File-System: ext4, System Layer: KVM IOzone 3.465 Record Size: 1MB - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better QEMU HDD . 576.63 |============================================================ IOzone 3.465 Record Size: 4Kb - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better QEMU HDD . 663.94 |============================================================ IOzone 3.465 Record Size: 1MB - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better QEMU HDD . 92.54 |============================================================= IOzone 3.465 Record Size: 4Kb - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better QEMU HDD . 92.23 |============================================================= IOzone 3.465 Record Size: 64Kb - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better QEMU HDD . 711.08 |============================================================ IOzone 3.465 Record Size: 64Kb - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better QEMU HDD . 94.77 |=============================================================