I have configured the kvm and edit the xml as below, however there are an error when I want to run the guest.? The error as follows: virsh create libvirt.xml error: Failed to create domain from libvirt-test.xml error: XML description for unknown target type for character device: virtio is not well formed or invalid Please help me to solve this problem. ############################################################ <domain type='kvm'> ??? <name>i-5E36098H</name> ??? <os> ??? <type>hvm</type> ????????? <kernel>/opt/eucalyptus-data/suria/i-5E36098H/kernel</kernel> ??????? <initrd>/opt/eucalyptus-data/suria/i-5E36098H/ramdisk</initrd> ?<cmdline>root=LABEL=root console=ttyS0</cmdline> ??? </os> ??? <features> ??????? <acpi/> ??? </features> ??? <memory>13107200</memory> ??? <vcpu>1</vcpu> ??? <devices> ??????? <emulator>/usr/bin/kvm</emulator> ??????? <disk type='file'> ??????????? <source file='/opt/eucalyptus-data/suria/i-5E36098H/disk'/> ??????????? <target dev='vda' bus='virtio'/> ??????? </disk> ??????? <interface type='network'> ??????????? <source network='default'/> ??????????? <mac address='d0:0d:45:D2:08:01'/> ??????????? <model type='virtio'/> ??????? </interface> ??????? <controller type='ide' index='0'/> ??????????????? <controller type='virtio-serial' index='0' ports='16' vectors='4'/> ??????????????? <controller type='virtio-serial' index='1'> ??????????????? <address type='pci' domain='0x0000' bus='0x00' slot='0x0a' function='0x0'/> ??????? </controller> ??????? <parallel type='pty'> ??????????????? <source path='/dev/pts/2'/> ??????????????? <target port='0'/> ??????? </parallel> ??????? <serial type='pty'> ??????????????? <source path='/dev/pts/3'/> ??????????????? <!-- <source mode='bind' path='/var/lib/libvirt/qemu/va-i-5E36098H-isa.sock'/>--> ??????????????? <target type='virtio' port='0'/> ??????? </serial> ??????? <console type='pty'> ??????????????? <source path='/dev/pts/4'/> ??????????????? <target type='virtio' port='0'/> ??????? </console> ??????? <channel type='pty'> ??????????????? <source mode='bind' path='/var/lib/libvirt/qemu/va-i5E36098H-virtio.sock'/> ??????????????? <target type='virtio' name='org.qemu.guest_agent.0'/> ??????????????? <address type='virtio-serial' controller='0' bus='0' port='0'/> ??????? </channel> ???????? <graphics type='vnc' port='-1' autoport='yes' keymap='en-us'/> ??? </devices> ######################################################################## -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://listman.redhat.com/archives/libvirt-users/attachments/20120808/6ebd0243/attachment.htm>