fio4 Microsoft Hyper-V Server testing on Ubuntu 22.04 via the Phoronix Test Suite. HyperV: Processor: Intel Core i7-12700K (5 Cores / 10 Threads), Motherboard: Microsoft Virtual Machine v7.0 (090008 BIOS), Chipset: Intel 440BX/ZX/DX, Memory: 6GB, Disk: 107GB Virtual Disk, Graphics: Microsoft Hyper-V virtual VGA OS: Ubuntu 22.04, Kernel: 6.5.0-28-generic (x86_64), Desktop: GNOME Shell 42.9, Display Server: X Server 1.21.1.4, Vulkan: 1.3.255, Compiler: GCC 11.4.0, File-System: ext4, Screen Resolution: 1024x768, System Layer: Microsoft Hyper-V Server Flexible IO Tester 3.36 Type: Random Read - Engine: Linux AIO - Direct: No - Block Size: 4MB - Job Count: 1 - Disk Target: Default Test Directory IOPS > Higher Is Better HyperV . 352 |================================================================= Flexible IO Tester 3.36 Type: Random Write - Engine: Linux AIO - Direct: No - Block Size: 4MB - Job Count: 1 - Disk Target: Default Test Directory IOPS > Higher Is Better HyperV . 461 |================================================================= Flexible IO Tester 3.36 Type: Sequential Read - Engine: Linux AIO - Direct: No - Block Size: 4MB - Job Count: 1 - Disk Target: Default Test Directory IOPS > Higher Is Better HyperV . 576 |================================================================= Flexible IO Tester 3.36 Type: Sequential Write - Engine: Linux AIO - Direct: No - Block Size: 4MB - Job Count: 1 - Disk Target: Default Test Directory IOPS > Higher Is Better HyperV . 474 |================================================================= Flexible IO Tester 3.36 Type: Random Read - Engine: Linux AIO - Direct: No - Block Size: 4MB - Job Count: 1 - Disk Target: Default Test Directory MB/s > Higher Is Better HyperV . 1413 |================================================================ Flexible IO Tester 3.36 Type: Random Write - Engine: Linux AIO - Direct: No - Block Size: 4MB - Job Count: 1 - Disk Target: Default Test Directory MB/s > Higher Is Better HyperV . 1849 |================================================================ Flexible IO Tester 3.36 Type: Sequential Read - Engine: Linux AIO - Direct: No - Block Size: 4MB - Job Count: 1 - Disk Target: Default Test Directory MB/s > Higher Is Better HyperV . 2309 |================================================================ Flexible IO Tester 3.36 Type: Sequential Write - Engine: Linux AIO - Direct: No - Block Size: 4MB - Job Count: 1 - Disk Target: Default Test Directory MB/s > Higher Is Better HyperV . 1903 |================================================================