cf-iscsi KVM testing on Ubuntu 18.04 via the Phoronix Test Suite. QEMU HDD: Processor: Common KVM (4 Cores), Motherboard: QEMU Standard PC (i440FX + PIIX 1996) (rel-1.9.3-0-ge2fc41e-prebuilt.qemu-project.org BIOS), Chipset: Intel 440FX 82441FX PMC, Memory: 2048MB, Disk: 1100GB QEMU HDD, Graphics: Cirrus Logic GD 5446, Network: Red Hat Virtio device OS: Ubuntu 18.04, Kernel: 4.15.0-45-generic (x86_64), Compiler: GCC 7.3.0, File-System: ext4, Screen Resolution: 1024x768, System Layer: KVM IOzone 3.465 Record Size: 1MB - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better QEMU HDD . 1920 |============================================================== IOzone 3.465 Record Size: 4Kb - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better QEMU HDD . 614 |=============================================================== IOzone 3.465 Record Size: 1MB - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better QEMU HDD . 78.10 |============================================================= IOzone 3.465 Record Size: 4Kb - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better QEMU HDD . 69.73 |============================================================= IOzone 3.465 Record Size: 64Kb - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better QEMU HDD . 1867 |============================================================== IOzone 3.465 Record Size: 64Kb - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better QEMU HDD . 76.06 |=============================================================