Install the Node-oVirt
1.vmware Workstation then create a new virtual machine, the hardware virtualization feature is turned on 
2. Select the first install ovirt node 4.3.9 (second item need to check the drive, do not check with us) 
3. Enter chinese select Simplified Chinese, click continue 
4. click the keyboard layout, choose Chinese, click Finish 
5. click the destination location, check the automatic configuration partition (official recommended automatic configuration) 
6. click on the network and host, open Ethernet, ip address configuration 
7, check the ipv4 settings tab, click add, set ip address, dns server, click save. 
8. Change the host name, here named node1.test.com, click Apply 
9. After all of the options to be configured, click to start the installation 
10. Set the root password 
11. Wait ovirt-node installation is complete. 
12. After the installation is complete, click Restart to restart the Node-oVirt 
13. The input https://192.168.1.241:9090 to access ovirt-node, click Advanced 
14. Click Continue to 
15. Enter the user name and password, you can log in ovirt-node 
that is oh virt-node interface, there may be some simple configuration.
Engine-installed oVirt
1. installed centos 7.7, set the host name engine.test.com. Here not be able to deploy the hosted-engine, will complain. I am here is to deploy ovirt-engine on centos 7.7. 
2. Enter the install -Y yum http://resources.ovirt.org/pub/yum-repo/ovirt-release43.rpm mounted ovirt-engine source 
3. Enter yum -y install ovirt-engine mounting ovirt-engine, this step a longer period, it may take two to three hours. 
4. Enter the engine-setup --accept-defaults configuration ovirt-engine, - accept-defaults accepted the default parameters, or will repeatedly press the Enter key 
5. This step enter the secret web login, enter it twice, the second time to confirm the password 
6. At this point it means that the configuration is successful 
7. modify the client hosts file, hosts file directory is C: \ Windows \ System32 \ drivers \ etc, add a line engine.test.com 192.168.1.249 
8. need to be modified ovirt-engine that host hosts file, enter the command line VI / etc / hosts 
9. the recording an increase engine.test.com 192.168.1.249 
10. the can now be accessed by a web ovirt-engine mode, there must be enter the domain name, otherwise it will report a certificate error, the domain name https://engine.test.comClick the Advanced 
11. Click Continue to, ignore certificate issues 
12 to ovirt-engine interface, click on the lower left corner of the management portal 
13. Enter the user name admin, password previously set 
14 into ovirt-engine where you can see a data center, a cluster, which are generated by default, has not yet added the host.