worldzhang KVM testing on Amazon Linux 2 via the Phoronix Test Suite. m5a.x86.aws-smallpt: Processor: AMD EPYC 7571 (4 Cores / 8 Threads), Motherboard: Amazon EC2 m5a.2xlarge (1.0 BIOS), Chipset: Intel 440FX 82441FX PMC, Memory: 32GB, Disk: 9GB Amazon Elastic Block Store, Network: Amazon Elastic OS: Amazon Linux 2, Kernel: 4.14.203-156.332.amzn2.x86_64 (x86_64), Compiler: GCC 7.3.1 20180712, File-System: xfs, System Layer: KVM m5a.x86.aws-coremark: Processor: AMD EPYC 7571 (4 Cores / 8 Threads), Motherboard: Amazon EC2 m5a.2xlarge (1.0 BIOS), Chipset: Intel 440FX 82441FX PMC, Memory: 32GB, Disk: 9GB Amazon Elastic Block Store, Network: Amazon Elastic OS: Amazon Linux 2, Kernel: 4.14.203-156.332.amzn2.x86_64 (x86_64), Compiler: GCC 7.3.1 20180712, File-System: xfs, System Layer: KVM m5a.x86.aws-cachebench-read: Processor: AMD EPYC 7571 (4 Cores / 8 Threads), Motherboard: Amazon EC2 m5a.2xlarge (1.0 BIOS), Chipset: Intel 440FX 82441FX PMC, Memory: 32GB, Disk: 9GB Amazon Elastic Block Store, Network: Amazon Elastic OS: Amazon Linux 2, Kernel: 4.14.203-156.332.amzn2.x86_64 (x86_64), Compiler: GCC 7.3.1 20180712, File-System: xfs, System Layer: KVM CacheBench Test: Read MB/s > Higher Is Better m5a.x86.aws-cachebench-read . 1763.72 |======================================== Coremark 1.0 CoreMark Size 666 - Iterations Per Second Iterations/Sec > Higher Is Better m5a.x86.aws-coremark . 104046.28 |============================================= Smallpt 1.0 Global Illumination Renderer; 128 Samples Seconds < Lower Is Better m5a.x86.aws-smallpt . 38.21 |==================================================