kvm初试0

starxzj

　　1.安装ubuntu 14
　　2.更新apt-get源
　　deb http://mirrors.sohu.com/ubuntu/ trusty main restricted universe multiverse
deb http://mirrors.sohu.com/ubuntu/ trusty-security main restricted universe multiverse
deb http://mirrors.sohu.com/ubuntu/ trusty-updates main restricted universe multiverse
deb http://mirrors.sohu.com/ubuntu/ trusty-proposed main restricted universe multiverse
deb http://mirrors.sohu.com/ubuntu/ trusty-backports main restricted universe multiverse
deb-src http://mirrors.sohu.com/ubuntu/ trusty main restricted universe multiverse
deb-src http://mirrors.sohu.com/ubuntu/ trusty-security main restricted universe multiverse
deb-src http://mirrors.sohu.com/ubuntu/ trusty-updates main restricted universe multiverse
deb-src http://mirrors.sohu.com/ubuntu/ trusty-proposed main restricted universe multiverse
deb-src http://mirrors.sohu.com/ubuntu/ trusty-backports main restricted universe multiverse
　　3.确认硬件知否支持VT-d
　　cat /proc/cpuinfo | grep vmx --color

　　4.确认kvm模块是否安装
　　lsmod | grep kvm
kvm_intel             137052  0
kvm                   396281  1 kvm_intel

　　5.apt-get源更新qemu软件
　　apt-get install qemu-kvm libvirt-bin virt-manager bridge-utils（可能是）
　　6.下载一个centos iso
　　CentOS-6.8-i386-minimal.iso
　　7.创建一个镜像
　　dd if=/dev/zero of=centos6u8.img bs=1M count=2048
　　8.启动一个客户机
　　ubuntu图形启动:qemu-system-i386 -m 1024 -smp 2 -boot order=cd -hda /home/kvm_dodng/centos6u8.img -cdrom /home/kvm_dodng/CentOS-6.8-i386-minimal.iso  
　　ssh启动:qemu-system-i386 -m 1024 -smp 2 -boot order=cd -hda /home/kvm_dodng/centos6u8.img -cdrom /home/kvm_dodng/CentOS-6.8-i386-minimal.iso -nographic