io KVM testing on Oracle Linux Server 7.8 via the Phoronix Test Suite. io: Processor: Intel Xeon Platinum 8167M (1 Core / 2 Threads), Motherboard: QEMU Standard PC (i440FX + PIIX 1996) (0.0.0 BIOS), Chipset: Intel 440FX 82441FX PMC, Memory: 15360MB, Disk: 50GB BlockVolume, Graphics: bochsdrmfb, Network: Red Hat Virtio device OS: Oracle Linux Server 7.8, Kernel: 4.14.35-1902.304.6.el7uek.x86_64 (x86_64), Compiler: GCC 4.8.5 20150623, File-System: xfs, Screen Resolution: 1024x768, System Layer: KVM IOzone 3.465 Record Size: 1MB - File Size: 2GB - Disk Test: Read Performance MB/s > Higher Is Better io . 6058 |==================================================================== IOzone 3.465 Record Size: 1MB - File Size: 4GB - Disk Test: Read Performance MB/s > Higher Is Better io . 6065.00 |================================================================= IOzone 3.465 Record Size: 1MB - File Size: 8GB - Disk Test: Read Performance MB/s > Higher Is Better io . 5974.48 |================================================================= IOzone 3.465 Record Size: 2MB - File Size: 2GB - Disk Test: Read Performance MB/s > Higher Is Better io . 5923.99 |================================================================= IOzone 3.465 Record Size: 2MB - File Size: 4GB - Disk Test: Read Performance MB/s > Higher Is Better io . 5848.45 |================================================================= IOzone 3.465 Record Size: 2MB - File Size: 8GB - Disk Test: Read Performance MB/s > Higher Is Better io . 6019.16 |================================================================= IOzone 3.465 Record Size: 4Kb - File Size: 2GB - Disk Test: Read Performance MB/s > Higher Is Better io . 1746.94 |================================================================= IOzone 3.465 Record Size: 4Kb - File Size: 4GB - Disk Test: Read Performance MB/s > Higher Is Better io . 1839.43 |================================================================= IOzone 3.465 Record Size: 4Kb - File Size: 8GB - Disk Test: Read Performance MB/s > Higher Is Better io . 1997.38 |================================================================= IOzone 3.465 Record Size: 1MB - File Size: 2GB - Disk Test: Write Performance MB/s > Higher Is Better io . 50.48 |=================================================================== IOzone 3.465 Record Size: 1MB - File Size: 4GB - Disk Test: Write Performance MB/s > Higher Is Better io . 49.52 |=================================================================== IOzone 3.465 Record Size: 1MB - File Size: 8GB - Disk Test: Write Performance MB/s > Higher Is Better io . 49.07 |=================================================================== IOzone 3.465 Record Size: 2MB - File Size: 2GB - Disk Test: Write Performance MB/s > Higher Is Better io . 50.46 |=================================================================== IOzone 3.465 Record Size: 2MB - File Size: 4GB - Disk Test: Write Performance MB/s > Higher Is Better io . 49.62 |=================================================================== IOzone 3.465 Record Size: 2MB - File Size: 8GB - Disk Test: Write Performance MB/s > Higher Is Better io . 49.17 |=================================================================== IOzone 3.465 Record Size: 4Kb - File Size: 2GB - Disk Test: Write Performance MB/s > Higher Is Better io . 3.46 |==================================================================== IOzone 3.465 Record Size: 4Kb - File Size: 4GB - Disk Test: Write Performance MB/s > Higher Is Better io . 3.46 |==================================================================== IOzone 3.465 Record Size: 4Kb - File Size: 8GB - Disk Test: Write Performance MB/s > Higher Is Better io . 3.46 |==================================================================== IOzone 3.465 Record Size: 64Kb - File Size: 2GB - Disk Test: Read Performance MB/s > Higher Is Better io . 5394.03 |================================================================= IOzone 3.465 Record Size: 64Kb - File Size: 4GB - Disk Test: Read Performance MB/s > Higher Is Better io . 5627.93 |================================================================= IOzone 3.465 Record Size: 64Kb - File Size: 8GB - Disk Test: Read Performance MB/s > Higher Is Better io . 5469.54 |================================================================= IOzone 3.465 Record Size: 1MB - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better io . 5659.67 |================================================================= IOzone 3.465 Record Size: 2MB - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better io . 5635.91 |================================================================= IOzone 3.465 Record Size: 4Kb - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better io . 1880.88 |================================================================= IOzone 3.465 Record Size: 64Kb - File Size: 2GB - Disk Test: Write Performance MB/s > Higher Is Better io . 39.33 |=================================================================== IOzone 3.465 Record Size: 64Kb - File Size: 4GB - Disk Test: Write Performance MB/s > Higher Is Better io . 39.35 |=================================================================== IOzone 3.465 Record Size: 64Kb - File Size: 8GB - Disk Test: Write Performance MB/s > Higher Is Better io . 39.58 |=================================================================== IOzone 3.465 Record Size: 1MB - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better io . 55.39 |=================================================================== IOzone 3.465 Record Size: 2MB - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better io . 55.54 |=================================================================== IOzone 3.465 Record Size: 4Kb - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better io . 3.50 |==================================================================== IOzone 3.465 Record Size: 64Kb - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better io . 5413.16 |================================================================= IOzone 3.465 Record Size: 64Kb - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better io . 38.87 |===================================================================