kernel_compile my_description first_run: Processor: 2 x Intel Xeon E5620 @ 2.39GHz (16 Cores), Motherboard: IBM 69Y5698, Chipset: Intel 5520 I/O + ICH10, Memory: 64512MB, Disk: 1196GB ServeRAID M1015, Graphics: Matrox s MGA G200EV, Network: Broadcom NetXtreme II BCM5709 Gigabit OS: Ubuntu 14.04, Kernel: 3.13.0-37-generic (x86_64), File-System: ext4, Screen Resolution: 800x600 second_run: Processor: QEMU Virtual 1.0 @ 2.00GHz (1 Core), Motherboard: Bochs, Chipset: Intel 440FX- 82441FX PMC, Memory: 490MB, Disk: 20GB, Graphics: Device 1234:1111, Network: Red Hat Virtio device OS: Ubuntu 13.10, Kernel: 3.11.0-12-generic (x86_64), Compiler: GCC 4.8.1, File-System: ext4, System Layer: QEMU 1.0 Timed Linux Kernel Compilation 3.1 Time To Compile Seconds < Lower Is Better first_run .. 74.88 |===== second_run . 921.75 |==========================================================