iscsi Xen HVM domU 4.13 testing on Ubuntu 20.04 via the Phoronix Test Suite. iscsi 2x2 mirror: Processor: 4 x Intel Xeon Gold 5120 (7 Cores), Motherboard: Xen HVM domU v4.13, Chipset: Intel 440FX 82441FX PMC, Memory: 4096MB, Disk: 9GB, Graphics: bochs-drmdrmfb OS: Ubuntu 20.04, Kernel: 5.4.0-167-generic (x86_64), Vulkan: 1.1.182, Compiler: GCC 9.4.0, File-System: ext4, Screen Resolution: 1024x768, System Layer: Xen HVM domU 4.13 IOzone 3.465 Record Size: 1MB - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better iscsi 2x2 mirror . 6715.41 |=================================================== IOzone 3.465 Record Size: 4Kb - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better iscsi 2x2 mirror . 2481.01 |=================================================== IOzone 3.465 Record Size: 1MB - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better iscsi 2x2 mirror . 488.60 |==================================================== IOzone 3.465 Record Size: 4Kb - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better iscsi 2x2 mirror . 442.86 |==================================================== IOzone 3.465 Record Size: 64Kb - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better iscsi 2x2 mirror . 7023.69 |=================================================== IOzone 3.465 Record Size: 64Kb - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better iscsi 2x2 mirror . 485.28 |====================================================