<name>test</name>
<uuid>0e91050a-8a6e-4db9-ab8e-a5ffe4215132</uuid>
<description>Timos VM</description>
<memory unit='KiB'>8388608</memory>
<currentMemory unit='KiB'>8388608</currentMemory>
<memoryBacking>
<hugepages/>
<nosharepages/>
</memoryBacking>
<vcpu placement='static'>2</vcpu>
<cputune>
<vcpupin vcpu='0' cpuset='45'/>
<vcpupin vcpu='1' cpuset='44'/>
</cputune>
<numatune>
<memory mode='preferred' nodeset='0'/>
</numatune>
<resource>
<partition>/machine</partition>
</resource>
<sysinfo type='smbios'>
<bios>
<entry name='vendor'>KVM</entry>
</bios>
<system>
<entry name='manufacturer'>alcatel-lucent.com</entry>
<entry name='product'>TIMOS:slot=A chassis=VSR-I card=cpm-v mda/1=m20-v
address=192.168.0.12/24@active
</entry>
</system>
</sysinfo>
<os>
<type arch='x86_64' machine='pc-i440fx-rhel7.0.0'>hvm</type>
<boot dev='hd'/>
<smbios mode='sysinfo'/>
</os>
<cpu mode='host-model'>
<model fallback='allow'/>
</cpu>
<clock offset='utc'>
<timer name='rtc' tickpolicy='delay'/>
<timer name='pit' tickpolicy='delay'/>
<timer name='hpet' present='no'/>
</clock>
<on_poweroff>destroy</on_poweroff>
<on_reboot>restart</on_reboot>
<on_crash>restart</on_crash>
<pm>
<suspend-to-mem enabled='no'/>
<suspend-to-disk enabled='no'/>
</pm>
<devices>
<emulator>/usr/libexec/qemu-kvm</emulator>
<disk type='file' device='disk'>
<driver name='qemu' type='qcow2' cache='none'/>
<source file='/var/lib/libvirt/images/test.qcow2'/>
<backingStore/>
<target dev='hda' bus='virtio'/>
<alias name='virtio-disk0'/>
<address type='pci' domain='0x0000' bus='0x00' slot='0x07' function='0x0'/>
</disk>
<controller type='pci' index='0' model='pci-root'>
<alias name='pci.0'/>
</controller>
<controller type='usb' index='0'>
<alias name='usb'/>
<address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x2'/>
</controller>
<interface type='bridge'>
<mac address='50:54:00:59:e9:02'/>
<source bridge='br2455'/>
<target dev='vnet2'/>
<model type='virtio'/>
<alias name='net0'/>
<address type='pci' domain='0x0000' bus='0x00' slot='0x03' function='0x0'/>
</interface>
<interface type='bridge'>
<mac address='50:54:08:68:1f:c0'/>
<source bridge='br2083'/>
<target dev='vnet3'/>
<model type='virtio'/>
<alias name='net1'/>
<address type='pci' domain='0x0000' bus='0x00' slot='0x04' function='0x0'/>
</interface>
<serial type='pty'>
<source path='/dev/pts/2'/>
<target port='0'/>
<alias name='serial0'/>
</serial>
<console type='pty' tty='/dev/pts/2'>
<source path='/dev/pts/2'/>
<target type='serial' port='0'/>
<alias name='serial0'/>
</console>
<input type='mouse' bus='ps2'/>
<input type='keyboard' bus='ps2'/>
<graphics type='vnc' port='5901' autoport='yes' listen='0.0.0.0'>
<listen type='address' address='0.0.0.0'/>
</graphics>
<video>
<model type='vga' vram='16384' heads='1'/>
<alias name='video0'/>
<address type='pci' domain='0x0000' bus='0x00' slot='0x02' function='0x0'/>
</video>
<memballoon model='virtio'>
<alias name='balloon0'/>
<address type='pci' domain='0x0000' bus='0x00' slot='0x08' function='0x0'/>
</memballoon>
</devices>
<seclabel type='none' model='none'/>
</domain> <domain type='kvm' id='192'>
<name>test</name>
<uuid></uuid>
<memory unit='KiB'>25165824</memory>
<currentMemory unit='KiB'>25165824</currentMemory>
<vcpu placement='static'>6</vcpu>
<resource>
<partition>/machine</partition>
</resource>
<os>
<type arch='x86_64' machine='pc-i440fx-rhel7.0.0'>hvm</type>
<boot dev='hd'/>
</os>
<features>
<acpi/>
<apic/>
</features>
<cpu mode='custom' match='exact'>
<model fallback='allow'>Haswell-noTSX</model>
</cpu>
<clock offset='utc'>
<timer name='rtc' tickpolicy='catchup'/>
<timer name='pit' tickpolicy='delay'/>
<timer name='hpet' present='no'/>
</clock>
<on_poweroff>destroy</on_poweroff>
<on_reboot>restart</on_reboot>
<on_crash>restart</on_crash>
<pm>
<suspend-to-mem enabled='no'/>
<suspend-to-disk enabled='no'/>
</pm>
<devices>
<emulator>/usr/libexec/qemu-kvm</emulator>
<disk type='file' device='disk'>
<driver name='qemu' type='qcow2'/>
<source file='/var/lib/libvirt/images/VSD-4.0.10_272.4.qcow2'/>
<backingStore/>
<target dev='vda' bus='virtio'/>
<alias name='virtio-disk0'/>
<address type='pci' domain='0x0000' bus='0x00' slot='0x06' function='0x0'/>
</disk>
<controller type='usb' index='0' model='ich9-ehci1'>
<alias name='usb'/>
<address type='pci' domain='0x0000' bus='0x00' slot='0x05' function='0x7'/>
</controller>
<controller type='usb' index='0' model='ich9-uhci1'>
<alias name='usb'/>
<master startport='0'/>
<address type='pci' domain='0x0000' bus='0x00' slot='0x05' function='0x0' multifunction='on'/>
</controller>
<controller type='usb' index='0' model='ich9-uhci2'>
<alias name='usb'/>
<master startport='2'/>
<address type='pci' domain='0x0000' bus='0x00' slot='0x05' function='0x1'/>
</controller>
<controller type='usb' index='0' model='ich9-uhci3'>
<alias name='usb'/>
<master startport='4'/>
<address type='pci' domain='0x0000' bus='0x00' slot='0x05' function='0x2'/>
</controller>
<controller type='pci' index='0' model='pci-root'>
<alias name='pci.0'/>
</controller>
<controller type='virtio-serial' index='0'>
<alias name='virtio-serial0'/>
<address type='pci' domain='0x0000' bus='0x00' slot='0x04' function='0x0'/>
</controller>
<interface type='bridge'>
<source bridge='br2455'/>
<target dev=''/>
<model type='virtio'/>
<alias name='net0'/>
<address type='pci' domain='0x0000' bus='0x00' slot='0x03' function='0x0'/>
</interface>
<serial type='pty'>
<source path='/dev/pts/4'/>
<target port='0'/>
<alias name='serial0'/>
</serial>
<console type='pty' tty='/dev/pts/4'>
<source path='/dev/pts/4'/>
<target type='serial' port='0'/>
<alias name='serial0'/>
</console>
<channel type='unix'>
<source mode='bind' path='/var/lib/libvirt/qemu/channel/target/domain-vsd4/org.qemu.guest_agent.0'/>
<target type='virtio' name='org.qemu.guest_agent.0' state='disconnected'/>
<alias name='channel0'/>
<address type='virtio-serial' controller='0' bus='0' port='1'/>
</channel>
<input type='tablet' bus='usb'>
<alias name='input0'/>
</input>
<input type='mouse' bus='ps2'/>
<input type='keyboard' bus='ps2'/>
<graphics type='vnc' port='5901' autoport='yes' listen='0.0.0.0'>
<listen type='address' address='0.0.0.0'/>
</graphics>
<video>
<model type='cirrus' vram='16384' heads='1'/>
<alias name='video0'/>
<address type='pci' domain='0x0000' bus='0x00' slot='0x02' function='0x0'/>
</video>
<memballoon model='virtio'>
<alias name='balloon0'/>
<address type='pci' domain='0x0000' bus='0x00' slot='0x07' function='0x0'/>
</memballoon>
</devices>
</domain> kvm使用xml文件创建全过程，注意几点，在楼上的xml文件，
<domain type='kvm' id='1'<name>centos</name> //虚拟机名称唯一
<memory unit='KiB'>102400</memory>
<currentMemory unit='KiB'>102400</currentMemory>
<vcpu placement='static'>1</vcpu>
<os>
<type arch='x86_64' machine='rhel6.6.0'>hvm</type>//arch指出系统架构类型，machine 则是机器类型，查看机器类型：qemu-system-x86_64
<boot dev='hd'/> //启动介质，第一次需要装系统可以选择cdrom光盘启动
</os>
<features>
<acpi/> //Advanced Configuration and Power Interface,高级配置与电源接口
<apic/> //Advanced Programmable Interrupt Controller,高级可编程中断控制器
<pae/> //Physical Address Extension,物理地址扩展
</features>
<clock offset='utc'/> //虚拟机时钟设置，这里表示本地本机时间
<on_poweroff>destroy</on_poweroff> //突发事件动作
<on_reboot>restart</on_reboot>
<on_crash>restart</on_crash>
<devices>
<emulator>/usr/libexec/qemu-kvm</emulator> //kvm 默认
<disk type='file' device='disk'>
<driver name='qemu' type='qcow2' cache='none'/> //镜像类型
<source file='/var/lib/libvirt/images/cirros-0.3.3-x86_64-disk.img'/> //镜像位置
<target dev='hda' bus='ide'/>
</disk>
<interface type='bridge'> //虚拟机网卡类型
<source bridge='br0'/>
<target dev='vnet0'/> //宿主机设备名称
</interface>
<console type='pty' tty='/dev/pts/2'> //控制台登录设置
<source path='/dev/pts/2'/>
<target type='serial' port='0'/>
</console>
<graphics type='vnc' port='5900' autoport='yes' listen='0.0.0.0'> //配置VNC 设置
<listen type='address' address='0.0.0.0'/>
</graphics>
</devices>
</domain>
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