simulat_v4 KVM testing on Fedora 30 via the Phoronix Test Suite. fedora4y: Processor: 4 x Intel Xeon E312xx (Sandy Bridge) (4 Cores), Motherboard: oVirt Node (1.11.0-2.el7 BIOS), Chipset: Intel 440FX 82441FX PMC, Memory: 4096MB, Disk: 107GB QEMU HDD + 11GB QEMU HDD, Graphics: Red Hat QXL paravirtual graphic card, Network: Red Hat Virtio device OS: Fedora 30, Kernel: 5.0.9-301.fc30.x86_64 (x86_64), Display Server: X Server, Compiler: GCC 9.0.1 20190312, File-System: ext4, Screen Resolution: 1024x768, System Layer: KVM Flexible IO Tester 3.16 Type: Random Read - IO Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory MB/s > Higher Is Better fedora4y . 24.17 |============================================================= Flexible IO Tester 3.16 Type: Random Read - IO Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 8MB - Disk Target: Default Test Directory MB/s > Higher Is Better fedora4y . 447 |=============================================================== Flexible IO Tester 3.16 Type: Random Write - IO Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory MB/s > Higher Is Better fedora4y . 15.60 |============================================================= Flexible IO Tester 3.16 Type: Random Write - IO Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 8MB - Disk Target: Default Test Directory MB/s > Higher Is Better fedora4y . 259 |=============================================================== Flexible IO Tester 3.16 Type: Random Read - IO Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 128KB - Disk Target: Default Test Directory MB/s > Higher Is Better fedora4y . 485 |=============================================================== Flexible IO Tester 3.16 Type: Random Write - IO Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 128KB - Disk Target: Default Test Directory MB/s > Higher Is Better fedora4y . 272 |===============================================================