判断linux VPS是基于哪种虚拟技术。

wget http://people.redhat.com/~rjones/virt-what/files/virt-what-1.12.tar.gz
tar zxvf virt-what-1.12.tar.gz
cd virt-what-1.12/
./configure
make && make install
virt-what

买了VPS先看一下是不是名符其实，防止被奸商欺骗。