infra227 Xen HVM domU 4.2.amazon testing on CentOS Linux 7 via the Phoronix Test Suite. aws.c4-4xlarge: Processor: Intel Xeon E5-2666 v3 @ 2.90GHz (8 Cores / 16 Threads), Motherboard: Xen HVM domU (4.2.amazon BIOS), Memory: 16384 MB + 14336 MB RAM, Disk: 50GB, Graphics: cirrusdrmfb OS: CentOS Linux 7, Kernel: 3.10.0-327.10.1.el7.x86_64 (x86_64), Compiler: GCC 4.8.5 20150623, File-System: xfs, Screen Resolution: 1024x768, System Layer: Xen HVM domU 4.2.amazon Apache Benchmark 2.4.29 Static Web Page Serving Requests Per Second > Higher Is Better aws.c4-4xlarge . 20523.04 |==================================================== NGINX Benchmark 1.9.9 Static Web Page Serving Requests Per Second > Higher Is Better aws.c4-4xlarge . 35954.23 |==================================================== PHPBench 0.8.1 PHP Benchmark Suite Score > Higher Is Better aws.c4-4xlarge . 156671 |======================================================