VmWareとVirtualBoxのmake時間の比較

Vmware
CPU:4 core Mem:4GB
Ubuntu 10.04 LTS
android master

$ make clean
$ time make -j4 2>&1 |tee make.log
real 76m51.748s
user 228m38.590s
sys 19m53.300s

VirtualBox
CPU:4 core Mem:4GB
Ubuntu11.10
android master

$ make clean
$ time make -j4 2>&1 |tee make.log
　 real 87m49.427s
　 user 203m2.245s
　 sys 17m9.964s