mfstuning-test KVM testing on Debian 10 via the Phoronix Test Suite. running on nfs,syncoff,mtu1500,atimeoff,udpenabled: Processor: 2 x Common KVM (10 Cores), Motherboard: QEMU Standard PC (i440FX + PIIX 1996) (rel-1.12.1-0-ga5cab58e9a3f-prebuilt.qemu.org BIOS), Chipset: Intel 440FX 82441FX PMC, Memory: 1 x 4096 MB RAM QEMU, Disk: 11GB QEMU HDD, Graphics: bochsdrmfb, Network: Red Hat Virtio device OS: Debian 10, Kernel: 4.19.0-8-amd64 (x86_64), Compiler: GCC 8.3.0, File-System: ext4, Screen Resolution: 1024x768, System Layer: KVM IOzone 3.465 Record Size: 1MB - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better running on nfs,syncoff,mtu1500,atimeoff,udpenabled . 5582.71 |================= IOzone 3.465 Record Size: 4Kb - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better running on nfs,syncoff,mtu1500,atimeoff,udpenabled . 2566.01 |================= IOzone 3.465 Record Size: 1MB - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better running on nfs,syncoff,mtu1500,atimeoff,udpenabled . 539.04 |================== IOzone 3.465 Record Size: 4Kb - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better running on nfs,syncoff,mtu1500,atimeoff,udpenabled . 476.94 |================== IOzone 3.465 Record Size: 64Kb - File Size: 512MB - Disk Test: Read Performance MB/s > Higher Is Better running on nfs,syncoff,mtu1500,atimeoff,udpenabled . 5291.26 |================= IOzone 3.465 Record Size: 64Kb - File Size: 512MB - Disk Test: Write Performance MB/s > Higher Is Better running on nfs,syncoff,mtu1500,atimeoff,udpenabled . 536.25 |==================