来宾系统安装成功。 但重启后：
Booting from Hard Disk... Boot failed: could not read the boot disk Booting from Floppy... Boot failed: could not read the boot disk No bootable device. 使用SystemRescueCD加载系统 – find并读取所有磁盘。
/etc/libvirt/qemu/chef0.xml：
<domain type='kvm'> <name>chef0</name> <uuid>f1dcd38a-f9cb-f384-f0f2-3037e1b957f7</uuid> <memory>786432</memory> <currentMemory>786432</currentMemory> <vcpu>1</vcpu> <os> <type arch='x86_64' machine='pc-1.0'>hvm</type> </os> <features> <acpi/> </features> <clock offset='utc'/> <on_poweroff>destroy</on_poweroff> <on_reboot>restart</on_reboot> <on_crash>destroy</on_crash> <devices> <emulator>/usr/bin/kvm</emulator> <disk type='block' device='disk'> <driver name='qemu' type='raw'/> <source dev='/dev/virvg/chef0-root'/> <target dev='sda' bus='scsi'/> <boot order='1'/> <address type='drive' controller='0' bus='0' unit='0'/> </disk> <disk type='block' device='disk'> <driver name='qemu' type='raw'/> <source dev='/dev/virvg/chef0-swap'/> <target dev='sdb' bus='scsi'/> <address type='drive' controller='0' bus='0' unit='1'/> </disk> <controller type='scsi' index='0'> <address type='pci' domain='0x0000' bus='0x00' slot='0x04' function='0x0'/> </controller> <controller type='ide' index='0'> <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x1'/> </controller> <interface type='network'> <mac address='52:54:00:f3:07:98'/> <source network='default'/> <address type='pci' domain='0x0000' bus='0x00' slot='0x03' function='0x0'/> </interface> <input type='mouse' bus='ps2'/> <graphics type='vnc' port='5900' autoport='no' listen='127.0.0.1'> <listen type='address' address='127.0.0.1'/> </graphics> <video> <model type='cirrus' vram='9216' heads='1'/> <address type='pci' domain='0x0000' bus='0x00' slot='0x02' function='0x0'/> </video> <memballoon model='virtio'> <address type='pci' domain='0x0000' bus='0x00' slot='0x05' function='0x0'/> </memballoon> </devices> </domain>
请帮忙解决这个问题。
通过将<target dev='sda' bus='scsi'/>更改为<target dev='vda' bus='virtio'/>