netiperf KVM QEMU testing on Ubuntu 20.04 via the Phoronix Test Suite. Red Hat Virtio device: Processor: 8 x QEMU Virtual 2.5+ (8 Cores), Motherboard: Red Hat KVM (1.16.0-3.module_el8+310+72016cce BIOS), Chipset: Intel 440FX 82441FX PMC, Memory: 2 x 16384 MB RAM, Disk: 2 x 107GB QEMU HDD, Graphics: Red Hat QXL paravirtual graphic card, Network: Red Hat Virtio device OS: Ubuntu 20.04, Kernel: 5.4.0-65-generic (x86_64), Desktop: GNOME Shell 3.36.9, Display Server: X Server, Vulkan: 1.1.182, Compiler: GCC 9.4.0, File-System: ext4, Screen Resolution: 1024x768, System Layer: KVM QEMU iPerf 3.14 Server Address: 192.168.8.87 - Server Port: 5201 - Duration: 60 Seconds - Test: TCP - Parallel: 10 Mbits/sec > Higher Is Better Red Hat Virtio device . 941 |================================================== iPerf 3.14 Server Address: 192.168.8.87 - Server Port: 5201 - Duration: 60 Seconds - Test: UDP - 1000Mbit Objective - Parallel: 10 Mbits/sec > Higher Is Better Red Hat Virtio device . 956 |==================================================