io-file-r-w KVM testing on Ubuntu 22.04 via the Phoronix Test Suite. 8 x Intel Xeon E3-12xx v2 (Ivy Bridge IBRS) - Cirrus: Processor: 8 x Intel Xeon E3-12xx v2 (Ivy Bridge IBRS) (8 Cores), Motherboard: RDO OpenStack Compute (1.11.0-2.el7 BIOS), Chipset: Intel 440FX 82441FX PMC, Memory: 1 x 16 GB RAM, Disk: 49GB, Graphics: Cirrus Logic GD 5446, Network: Red Hat Virtio device OS: Ubuntu 22.04, Kernel: 5.15.0-127-generic (x86_64), Vulkan: 1.3.255, Compiler: GCC 11.4.0, File-System: ext4, System Layer: KVM IOzone 3.465 Record Size: 4Kb - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better 8 x Intel Xeon E3-12xx v2 (Ivy Bridge IBRS) - Cirrus . 1316.70 |=============== IOzone 3.465 Record Size: 4Kb - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better 8 x Intel Xeon E3-12xx v2 (Ivy Bridge IBRS) - Cirrus . 2.77 |==================