TOPIC 3

Date: 2/5/2020
Server virtualization with KVM
Linux System Administration


Exercise: Deployment a CentOS appliance VM.


  • Download a tar ball with CentOS VM into /tmp and extract its content into KVM directory: 
    
cd /tmp
wget http://192.168.5.240/coursefiles/CentOS7_VM.tgz
cd /home/hostadm/KVM
tar -zxvf /tmp/CentOS7_VM.tgz
    Copy the xml file with VM configuration into directory /etc/libvirt/qemu as shown below; the img file with the VM root file system stays in KVM directory.
    Assign hostadm user and group ownership on the both, xml and img, files: 
    
sudo cp CentOS7.xml  /etc/libvirt/qemu
sudo chown hostadm:hostadm /etc/libvirt/qemu/CentOS7.xml
sudo chown hostadm:hostadm CentOS7.img
    Define the new VM configuration in KVM: 
    
sudo virsh define /etc/libvirt/qemu/CentOS7.xml
    Start the new VM: 
    
virsh start CentOS7

  • Login to the new VM console as user hostadm with password unisys: 
    
virsh console CentOS7



    • Take me to the Course Website