worldzhang KVM testing on Amazon Linux 2 via the Phoronix Test Suite. c52xl.x86.aws-smallpt: Processor: Intel Xeon Platinum 8275CL (4 Cores / 8 Threads), Motherboard: Amazon EC2 c5.2xlarge (1.0 BIOS), Chipset: Intel 440FX 82441FX PMC, Memory: 16GB, 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 c52xl.x86.aws-coremark: Processor: Intel Xeon Platinum 8275CL (4 Cores / 8 Threads), Motherboard: Amazon EC2 c5.2xlarge (1.0 BIOS), Chipset: Intel 440FX 82441FX PMC, Memory: 16GB, 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 c52xl.x86.aws-cachebench-read: Processor: Intel Xeon Platinum 8275CL (4 Cores / 8 Threads), Motherboard: Amazon EC2 c5.2xlarge (1.0 BIOS), Chipset: Intel 440FX 82441FX PMC, Memory: 16GB, 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 c52xl.x86.aws-cachebench-read2: Processor: Intel Xeon Platinum 8275CL (4 Cores / 8 Threads), Motherboard: Amazon EC2 c5.2xlarge (1.0 BIOS), Chipset: Intel 440FX 82441FX PMC, Memory: 16GB, 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 c52xl.x86.aws-ipc: Processor: Intel Xeon Platinum 8275CL (4 Cores / 8 Threads), Motherboard: Amazon EC2 c5.2xlarge (1.0 BIOS), Chipset: Intel 440FX 82441FX PMC, Memory: 16GB, 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 c52xl.x86.aws-glibc: Processor: Intel Xeon Platinum 8275CL (4 Cores / 8 Threads), Motherboard: Amazon EC2 c5.2xlarge (1.0 BIOS), Chipset: Intel 440FX 82441FX PMC, Memory: 16GB, 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 c52xl.x86.aws-glibc-sin: Processor: Intel Xeon Platinum 8275CL (4 Cores / 8 Threads), Motherboard: Amazon EC2 c5.2xlarge (1.0 BIOS), Chipset: Intel 440FX 82441FX PMC, Memory: 16GB, 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 c52xl.x86.aws-cachebench-read .. 3046.53 |===================================== c52xl.x86.aws-cachebench-read2 . 3046.17 |===================================== Coremark 1.0 CoreMark Size 666 - Iterations Per Second Iterations/Sec > Higher Is Better c52xl.x86.aws-coremark . 136856.80 |=========================================== glibc bench 1.0 Benchmark: cos nanoseconds < Lower Is Better c52xl.x86.aws-glibc . 39907.1 |================================================ glibc bench 1.0 Benchmark: exp nanoseconds < Lower Is Better c52xl.x86.aws-glibc . 13.55 |================================================== glibc bench 1.0 Benchmark: ffs nanoseconds < Lower Is Better c52xl.x86.aws-glibc . 2.22501 |================================================ glibc bench 1.0 Benchmark: sin nanoseconds < Lower Is Better c52xl.x86.aws-glibc ..... 39882.5 |============================================ c52xl.x86.aws-glibc-sin . 39885.9 |============================================ glibc bench 1.0 Benchmark: log2 nanoseconds < Lower Is Better c52xl.x86.aws-glibc . 10.64 |================================================== glibc bench 1.0 Benchmark: modf nanoseconds < Lower Is Better c52xl.x86.aws-glibc . 3.06574 |================================================ glibc bench 1.0 Benchmark: sinh nanoseconds < Lower Is Better c52xl.x86.aws-glibc . 14.66 |================================================== glibc bench 1.0 Benchmark: sqrt nanoseconds < Lower Is Better c52xl.x86.aws-glibc . 2.22689 |================================================ glibc bench 1.0 Benchmark: tanh nanoseconds < Lower Is Better c52xl.x86.aws-glibc . 15.35 |================================================== glibc bench 1.0 Benchmark: asinh nanoseconds < Lower Is Better c52xl.x86.aws-glibc . 20.01 |================================================== glibc bench 1.0 Benchmark: atanh nanoseconds < Lower Is Better c52xl.x86.aws-glibc . 14.56 |================================================== glibc bench 1.0 Benchmark: ffsll nanoseconds < Lower Is Better c52xl.x86.aws-glibc . 2.22444 |================================================ glibc bench 1.0 Benchmark: sincos nanoseconds < Lower Is Better c52xl.x86.aws-glibc . 39527.4 |================================================ glibc bench 1.0 Benchmark: pthread_once nanoseconds < Lower Is Better c52xl.x86.aws-glibc . 2.22433 |================================================ IPC_benchmark Type: TCP Socket - Message Bytes: 128 Messages Per Second > Higher Is Better c52xl.x86.aws-ipc . 1320330 |================================================== IPC_benchmark Type: TCP Socket - Message Bytes: 256 Messages Per Second > Higher Is Better c52xl.x86.aws-ipc . 1224318 |================================================== IPC_benchmark Type: TCP Socket - Message Bytes: 512 Messages Per Second > Higher Is Better c52xl.x86.aws-ipc . 1168094 |================================================== IPC_benchmark Type: TCP Socket - Message Bytes: 1024 Messages Per Second > Higher Is Better c52xl.x86.aws-ipc . 1051658 |================================================== IPC_benchmark Type: Unnamed Pipe - Message Bytes: 128 Messages Per Second > Higher Is Better c52xl.x86.aws-ipc . 1199204 |================================================== IPC_benchmark Type: Unnamed Pipe - Message Bytes: 256 Messages Per Second > Higher Is Better c52xl.x86.aws-ipc . 1101564 |================================================== IPC_benchmark Type: Unnamed Pipe - Message Bytes: 512 Messages Per Second > Higher Is Better c52xl.x86.aws-ipc . 1114493 |================================================== IPC_benchmark Type: Unnamed Pipe - Message Bytes: 1024 Messages Per Second > Higher Is Better c52xl.x86.aws-ipc . 1253061 |================================================== IPC_benchmark Type: FIFO Named Pipe - Message Bytes: 128 Messages Per Second > Higher Is Better c52xl.x86.aws-ipc . 1101280 |================================================== IPC_benchmark Type: FIFO Named Pipe - Message Bytes: 256 Messages Per Second > Higher Is Better c52xl.x86.aws-ipc . 1094106 |================================================== IPC_benchmark Type: FIFO Named Pipe - Message Bytes: 512 Messages Per Second > Higher Is Better c52xl.x86.aws-ipc . 1106819 |================================================== IPC_benchmark Type: FIFO Named Pipe - Message Bytes: 1024 Messages Per Second > Higher Is Better c52xl.x86.aws-ipc . 1062986 |================================================== IPC_benchmark Type: Unnamed Unix Domain Socket - Message Bytes: 128 Messages Per Second > Higher Is Better c52xl.x86.aws-ipc . 1012656 |================================================== IPC_benchmark Type: Unnamed Unix Domain Socket - Message Bytes: 256 Messages Per Second > Higher Is Better c52xl.x86.aws-ipc . 980082 |=================================================== IPC_benchmark Type: Unnamed Unix Domain Socket - Message Bytes: 512 Messages Per Second > Higher Is Better c52xl.x86.aws-ipc . 955925 |=================================================== IPC_benchmark Type: Unnamed Unix Domain Socket - Message Bytes: 1024 Messages Per Second > Higher Is Better c52xl.x86.aws-ipc . 873727 |=================================================== Smallpt 1.0 Global Illumination Renderer; 128 Samples Seconds < Lower Is Better c52xl.x86.aws-smallpt . 27.96 |================================================