san1 KVM testing on Ubuntu 18.04 via the Phoronix Test Suite. ssd-iscsi: Processor: Westmere E56xx/L56xx/X56xx @ 3.50GHz (6 Cores), Motherboard: QEMU Standard PC (i440FX + PIIX 1996) (rel-1.11.2-0-gf9626ccb91-prebuilt.qemu-project.org BIOS), Chipset: Intel 440FX- 82441FX PMC, Memory: 1 x 4096 MB RAM QEMU, Disk: 34GB QEMU HDD, Graphics: EFI VGA, Network: Red Hat Virtio device OS: Ubuntu 18.04, Kernel: 4.15.0-38-generic (x86_64), Compiler: GCC 7.4.0, File-System: ext4, Screen Resolution: 800x600, System Layer: KVM IOzone 3.465 Record Size: 1MB - File Size: 2GB - Disk Test: Read Performance MB/s > Higher Is Better ssd-iscsi . 6604 |============================================================= IOzone 3.465 Record Size: 1MB - File Size: 4GB - Disk Test: Read Performance MB/s > Higher Is Better ssd-iscsi . 1626 |============================================================= IOzone 3.465 Record Size: 1MB - File Size: 8GB - Disk Test: Read Performance MB/s > Higher Is Better ssd-iscsi . 1568 |============================================================= IOzone 3.465 Record Size: 4Kb - File Size: 2GB - Disk Test: Read Performance MB/s > Higher Is Better ssd-iscsi . 2423 |============================================================= IOzone 3.465 Record Size: 4Kb - File Size: 4GB - Disk Test: Read Performance MB/s > Higher Is Better ssd-iscsi . 1245.42 |========================================================== IOzone 3.465 Record Size: 4Kb - File Size: 8GB - Disk Test: Read Performance MB/s > Higher Is Better ssd-iscsi . 1224 |============================================================= IOzone 3.465 Record Size: 1MB - File Size: 2GB - Disk Test: Write Performance MB/s > Higher Is Better ssd-iscsi . 950 |============================================================== IOzone 3.465 Record Size: 1MB - File Size: 4GB - Disk Test: Write Performance MB/s > Higher Is Better ssd-iscsi . 1077 |============================================================= IOzone 3.465 Record Size: 1MB - File Size: 8GB - Disk Test: Write Performance MB/s > Higher Is Better ssd-iscsi . 1136.66 |========================================================== IOzone 3.465 Record Size: 4Kb - File Size: 2GB - Disk Test: Write Performance MB/s > Higher Is Better ssd-iscsi . 763 |============================================================== IOzone 3.465 Record Size: 4Kb - File Size: 4GB - Disk Test: Write Performance MB/s > Higher Is Better ssd-iscsi . 837 |============================================================== IOzone 3.465 Record Size: 4Kb - File Size: 8GB - Disk Test: Write Performance MB/s > Higher Is Better ssd-iscsi . 894.45 |=========================================================== IOzone 3.465 Record Size: 64Kb - File Size: 2GB - Disk Test: Read Performance MB/s > Higher Is Better ssd-iscsi . 6208 |============================================================= IOzone 3.465 Record Size: 64Kb - File Size: 4GB - Disk Test: Read Performance MB/s > Higher Is Better ssd-iscsi . 1563 |============================================================= IOzone 3.465 Record Size: 64Kb - File Size: 8GB - Disk Test: Read Performance MB/s > Higher Is Better ssd-iscsi . 1589 |============================================================= IOzone 3.465 Record Size: 1MB - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better ssd-iscsi . 6314 |============================================================= IOzone 3.465 Record Size: 4Kb - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better ssd-iscsi . 2357 |============================================================= IOzone 3.465 Record Size: 64Kb - File Size: 2GB - Disk Test: Write Performance MB/s > Higher Is Better ssd-iscsi . 949 |============================================================== IOzone 3.465 Record Size: 64Kb - File Size: 4GB - Disk Test: Write Performance MB/s > Higher Is Better ssd-iscsi . 1088.04 |========================================================== IOzone 3.465 Record Size: 64Kb - File Size: 8GB - Disk Test: Write Performance MB/s > Higher Is Better ssd-iscsi . 1149.03 |========================================================== IOzone 3.465 Record Size: 1MB - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better ssd-iscsi . 666 |============================================================== IOzone 3.465 Record Size: 4Kb - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better ssd-iscsi . 538 |============================================================== IOzone 3.465 Record Size: 64Kb - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better ssd-iscsi . 6382 |============================================================= IOzone 3.465 Record Size: 64Kb - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better ssd-iscsi . 640 |==============================================================