colinISCSI KVM testing on Ubuntu 18.04 via the Phoronix Test Suite. colin_iscsi: Processor: Common KVM @ 2.00GHz (4 Cores), Motherboard: QEMU Standard PC (i440FX + PIIX 1996), Chipset: Intel 440FX- 82441FX PMC, Memory: 1 x 8192 MB RAM QEMU, Disk: 59GB, Graphics: Red Hat QXL paravirtual graphic card 128MB, Network: Red Hat Virtio device OS: Ubuntu 18.04, Kernel: 4.15.0-99-generic (x86_64), Desktop: GNOME Shell 3.28.4, Display Driver: modesetting 1.19.6, File-System: ext4, Screen Resolution: 2560x1440, System Layer: KVM IOzone 3.465 Record Size: 1MB - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better colin_iscsi . 4349.80 |======================================================== IOzone 3.465 Record Size: 4Kb - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better colin_iscsi . 1852.39 |======================================================== IOzone 3.465 Record Size: 1MB - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better colin_iscsi . 149.07 |========================================================= IOzone 3.465 Record Size: 4Kb - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better colin_iscsi . 117.06 |========================================================= IOzone 3.465 Record Size: 64Kb - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better colin_iscsi . 4765.46 |======================================================== IOzone 3.465 Record Size: 64Kb - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better colin_iscsi . 138.14 |=========================================================