KVM Clone Virtual Machine

Two steps: First step export xml:[[email protected] ~]# virsh dumpxml centos02 >12c.xml Second Step disk file [[email protected] virhost]# CP Centos02.img 12c.img Look at the differences between the two files: [[email protected] ~]# diff/etc/libvirt/qemu/centos02.xml ~/12c.xml 1,10c1,3< <!--< Warning:this is an auto-generated FILE. Changes to IT is likely to be < overwritten and LOST. Changes to this XML configuration should is made using:< Virsh edit centos02< or other application using the LIBVI RT api.<-->< < <domain type= ' KVM ' >< <name>centos02</name>< <uuid>e6852c4a- c0a8-cbcc-d556-768e93d4167c</uuid>---> <domain type= ' KVM ' id= ' 2 ' >> <name>12c</name> > <uuid>e6852c4a-c0a8-cbcc-d556-768e93d4168c</uuid>31c24< <source file= '/home/virhost/centos 02.img '/>---> <source file= '/home/virhost/12c.img '/>32a26> <alias name= ' Virtio-disk0 '/>38 a33> <alias name= ' ide0-1-0 '/>41a37>       <alias name= ' usb0 '/>44a41> <alias name= ' usb0 '/>48a46> <alias name= ' usb0 '/>52a51 > <alias name= ' usb0 '/>56a56> <alias name= ' ide0 '/>60c60< <mac address= ' 52:54:00:1       9:77:7c '/>---> <mac address= ' 52:54:00:19:77:8c '/>61a62,63> <target dev= ' Vnet1 '/>> <alias name= ' net0 '/>64a67> <source path= '/dev/pts/2 '/>65a69> <alias name= ' serial0 '/> 67c71,72< <console type= ' pty ' >---> <console type= ' pty ' tty= '/DEV/PTS/2 ' >> <source pa Th= '/DEV/PTS/2 '/>68a74> <alias name= ' serial0 '/>71c77< <graphics type= ' vnc ' port= ' 6002 ' Autopor       t= ' no ' listen= ' 0.0.0.0 ' >---> <graphics type= ' vnc ' port= ' 6012 ' autoport= ' no ' listen= ' 0.0.0.0 ' >75a82> <alias name= ' video0 '/>78a86> <alias name= ' balloon0 '/>81a90,93> <seclabel type= ' dynamic ' mo Del= ' SELinux ' relabel= ' YEs ' >> <label>system_u:system_r:svirt_t:s0:c355,c689</label>> <imagelabel>system_u:o  Bject_r:svirt_image_t:s0:c355,c689</imagelabel>> </seclabel>82a95>

[[email protected] ~]# Virsh define 12c.xml Domain 12c defined from 12c.xml[email protected] ~]# Virsh start 12cDomain 12c Started[[email protected] ~]# virsh list Id    Name State                           ----------------------------------------------------1     Win7                           running 2     centos02                       running 3     12c                            running

You can remove the Mac uuid from the/etc/sysconfig/network-script/ifcfg-eth0.

#pwd #/etc/udev/rules.d#rm-  f 70-persistent-net.rules and then reboot [[email protected] virhost]# Virsh list Id    Name State                           ----------------------------------------------------1     win7                           running 2     centos02                       Running 3     12c                            running

KVM Clone Virtual machine