pts-memory KVM testing on Ubuntu 20.04 via the Phoronix Test Suite. Common KVM: Processor: Common KVM (1 Core), Motherboard: QEMU Standard PC (i440FX + PIIX 1996) (rel-1.13.0-0-gf21b5a4aeb02-prebuilt.qemu.org BIOS), Chipset: Intel 440FX 82441FX PMC, Memory: 1024MB, Disk: 9GB QEMU HDD, Graphics: bochs-drmdrmfb, Monitor: QEMU Monitor, Network: Red Hat Virtio device OS: Ubuntu 20.04, Kernel: 5.4.0-42-generic (x86_64), Compiler: GCC 9.3.0, File-System: ext4, Screen Resolution: 1024x768, System Layer: KVM RAMspeed SMP 3.5.0 Type: Add - Benchmark: Integer MB/s > Higher Is Better Common KVM . 9286.20 |========================================================= RAMspeed SMP 3.5.0 Type: Copy - Benchmark: Integer MB/s > Higher Is Better Common KVM . 8485.65 |========================================================= RAMspeed SMP 3.5.0 Type: Scale - Benchmark: Integer MB/s > Higher Is Better Common KVM . 8342.76 |========================================================= RAMspeed SMP 3.5.0 Type: Triad - Benchmark: Integer MB/s > Higher Is Better Common KVM . 9231.71 |========================================================= RAMspeed SMP 3.5.0 Type: Average - Benchmark: Integer MB/s > Higher Is Better Common KVM . 8868.06 |========================================================= RAMspeed SMP 3.5.0 Type: Add - Benchmark: Floating Point MB/s > Higher Is Better Common KVM . 9308.38 |========================================================= RAMspeed SMP 3.5.0 Type: Copy - Benchmark: Floating Point MB/s > Higher Is Better Common KVM . 8489.69 |========================================================= RAMspeed SMP 3.5.0 Type: Scale - Benchmark: Floating Point MB/s > Higher Is Better Common KVM . 8353.61 |========================================================= RAMspeed SMP 3.5.0 Type: Triad - Benchmark: Floating Point MB/s > Higher Is Better Common KVM . 9406.94 |========================================================= RAMspeed SMP 3.5.0 Type: Average - Benchmark: Floating Point MB/s > Higher Is Better Common KVM . 8855.23 |========================================================= Tinymembench 2018-05-28 Standard Memcpy MB/s > Higher Is Better Common KVM . 7381.3 |========================================================== Common KVM . 7280.6 |========================================================= Tinymembench 2018-05-28 Standard Memset MB/s > Higher Is Better Common KVM . 7113.5 |========================================================== Common KVM . 7010.7 |========================================================= MBW 2018-09-08 Test: Memory Copy - Array Size: 128 MiB MiB/s > Higher Is Better Common KVM . 6936.32 |========================================================= MBW 2018-09-08 Test: Memory Copy - Array Size: 512 MiB MiB/s > Higher Is Better Common KVM . 4.410 |=========================================================== MBW 2018-09-08 Test: Memory Copy, Fixed Block Size - Array Size: 128 MiB MiB/s > Higher Is Better Common KVM . 6741.81 |========================================================= t-test1 2017-01-13 Threads: 1 Seconds < Lower Is Better Common KVM . 56.95 |=========================================================== t-test1 2017-01-13 Threads: 2 Seconds < Lower Is Better Common KVM . 35.47 |=========================================================== CacheBench Read Cache MB/s > Higher Is Better Common KVM . 1429.99 |========================================================= CacheBench Write Cache MB/s > Higher Is Better Common KVM . 10214.72 |========================================================