1.enable balloning device
2.在客户机里面安装devcon:
3.安装驱动
devcon install BALLOON.inf "PCI\VEN_1AF4&DEV_1002&SUBSYS_00051AF4&REV_00"
4.测试:
virsh # qemu-monitor-command winxp --hmp "info balloon"
balloon: actual=1024
virsh # qemu-monitor-command winxp --hmp "balloon 500"
virsh # qemu-monitor-command winxp --hmp "info balloon"
balloon: actual=500
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