How to distinguish an independent server from a VPS host?

Distinguish between independent servers and VPS Host method ：

1、 Distinguish by checking the hardware facilities

If you want to put it on the server vps, It requires the machine to have a relatively high configuration , therefore vps Of cpu It's all relatively high , Generally speaking, it's quad core . But its memory and hard disk are small , General memory 512M and 1G The majority ; Hard disk 20G、30G、40G Mostly ; If it's a rented machine CPU Higher , But the memory and hard disk are relatively low , It's probably virtual VPS.VPS It has nothing to do with hardware devices , So enter the device manager , Only a few devices can be seen . The independent server can see the optical drive , Hard drive , floppy disk 、 Floppy drive , Keyboard and other information , These are all VPS The server cannot view .

2、 Distinguish by viewing the system process of the server

VPS Dependent on its host , No matter how it is erected VPS, Can be in VPS Check the process of setting up software on the host computer . For example, use VM running Set up , Whether it's on the host or on VM above , There will be VM The process of .

3、 By looking at VPS Identification distinction

In the upper right corner of the screen , You can see... In the upper right corner “VPS 43” The number of . This number is Virtuozzo can Selection function ,VPS Service provider creation VPS When , You can choose to turn on this function to help users better identify VPS And ordinary servers .

4、 Distinguish by testing software

We can install a test software on the server , The hardware facilities of the machine are evaluated by software , You can clearly see its configuration .VPS The server has high requirements for hardware , So it's usually 4 Nuclear CPU, But the memory is only a few hundred M.

5、 Distinguish by viewing the disk

fdisk -l Check the disk is sda still vda,xda, Generally, independent servers are sda.

6、 Distinguish by restarting the server

Virtual machine ／VPS Restart quickly , commonly 1 Within minutes , The independent server has many self-test steps , Restart to 5 About minutes .