after-tools-zfs-1group Xen HVM domU 4.13 testing on Ubuntu 22.04 via the Phoronix Test Suite. run1: Processor: AMD EPYC 9274F 24-Core (16 Cores), Motherboard: Xen HVM domU v4.13, Chipset: Intel 440FX 82441FX PMC, Memory: 32GB, Disk: 98GB, Graphics: bochs-drmdrmfb OS: Ubuntu 22.04, Kernel: 6.2.0-37-generic (x86_64), Vulkan: 1.3.238, Compiler: GCC 11.4.0, File-System: ext4, Screen Resolution: 1024x768, System Layer: Xen HVM domU 4.13 run2: Processor: AMD EPYC 9274F 24-Core (16 Cores), Motherboard: Xen HVM domU v4.13, Chipset: Intel 440FX 82441FX PMC, Memory: 32GB, Disk: 98GB, Graphics: bochs-drmdrmfb OS: Ubuntu 22.04, Kernel: 6.2.0-37-generic (x86_64), Vulkan: 1.3.238, Compiler: GCC 11.4.0, File-System: ext4, Screen Resolution: 1024x768, System Layer: Xen HVM domU 4.13 Flexible IO Tester 3.35 Type: Random Write - Engine: POSIX AIO - Buffered: Yes - Direct: Yes - Block Size: 4KB - Job Count: 16 - Disk Target: Default Test Directory MiB/s > Higher Is Better run1 . 1197.98 |=============================================================== Flexible IO Tester 3.35 Type: Random Write - Engine: POSIX AIO - Buffered: Yes - Direct: Yes - Block Size: 4KB - Job Count: 16 - Disk Target: Default Test Directory IOPS > Higher Is Better run1 . 306682 |================================================================ Flexible IO Tester 3.35 Type: Random Write - Engine: POSIX AIO - Buffered: Yes - Direct: Yes - Block Size: 4KB - Job Count: 2 - Disk Target: Default Test Directory MiB/s > Higher Is Better run2 . 916093.64 |============================================================= Flexible IO Tester 3.35 Type: Random Write - Engine: POSIX AIO - Buffered: Yes - Direct: Yes - Block Size: 4KB - Job Count: 2 - Disk Target: Default Test Directory IOPS > Higher Is Better run2 . 229023 |================================================================