test2 test2 test2: Processor: Intel Core i5-7200U (1 Core), Motherboard: Oracle VirtualBox v1.2, Memory: 486MB, Disk: 4GB VBOX HDD, Graphics: svgadrmfb OS: CentOS Linux 7, Kernel: 3.10.0-1127.el7.x86_64 (x86_64), Compiler: GCC 4.8.5 20150623, File-System: xfs, Screen Resolution: 2048x2048, System Layer: KVM VirtualBox t-test1 2017-01-13 Threads: 1 Seconds < Lower Is Better test2 . 31.92 |================================================================ t-test1 2017-01-13 Threads: 2 Seconds < Lower Is Better test2 . 19.81 |================================================================