memory_benchmark KVM testing on CentOS Linux 7 via the Phoronix Test Suite. mem_bench: Processor: 2 x Westmere E56xx/L56xx/X56xx (Nehalem-C) @ 3.39GHz (2 Cores), Motherboard: Red Hat KVM, Memory: 1 x 2048 MB RAM, Disk: 8GB, Audio: QEMU ID 22 OS: CentOS Linux 7, Kernel: 3.10.0-327.el7.x86_64 (x86_64), Compiler: GCC 4.8.5 20150623, File-System: xfs, Screen Resolution: 1024x768, System Layer: KVM RAMspeed SMP 3.5.0 Type: Copy - Benchmark: Integer MB/s > Higher Is Better mem_bench . 6383.36 |==========================================================