Detect whether a Linux VPS is a Xen, OpenVZ, or KVM fake method

If you need to detect whether the VPS you purchased and use is true Xen, we can test it in the following ways. The more professional is to use Virt-what script to detect.
Detect whether a Linux VPS is a Xen, OpenVZ, or KVM fake method
Here's how:
WGE thttp://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

Run Virt-what

Detect whether a Linux VPS is a Xen, OpenVZ, or KVM fake method