kvm之四：从网上镜像安装虚拟机Centos6.8

[root@kvm ~ 16:38:47]#virt-install --name snale2 --disk path=/kvm2/snale2,size=18 --ram 1024 --vcpus 1 --os-type linux --os-variant rhel6 --network bridge=br0 --location http://mirrors.163.com/centos/6.8/os/x86_64/ --graphics none --console pty,target_type=serial --extra-args 'cOnsole=ttyS0,115200n8 serial'

[root@kvm ~ 17:01:57]#virsh console snale2
连接到域 snale2
Escape character is ^]     //按回车键

[root@localhost ~]# 

1 [root@snale ~]# echo "ttyS0" >> /etc/securetty

1 [root@snale ~]# egrep -v '^$|#' /etc/grub.conf
2 default=0
3 timeout=5
4 splashimage=(hd0,0)/grub/splash.xpm.gz
5 hiddenmenu
6 title CentOS 6 (2.6.32-573.el6.x86_64)
7     root (hd0,0)
8     kernel /vmlinuz-2.6.32-573.el6.x86_64 ro root=/dev/mapper/VolGroup-lv_root rd_NO_LUKS LANG=en_US.UTF-8 rd_NO_MD rd_LVM_LV=VolGroup/lv_swap 
      SYSFOnT=latarcyrheb-sun16 crashkernel=auto rd_LVM_LV=VolGroup/lv_root  KEYBOARDTYPE=pc KEYTABLE=us rd_NO_DM rhgb quiet cOnsole=ttyS09     initrd /initramfs-2.6.32-573.el6.x86_64.img

1 [root@snale ~]# echo "S0:12345:respawn:/sbin/agetty ttyS0 115200" >> /etc/inittab

1 [root@snale ~]# init 6

 1 [root@kvm ~ 17:40:15]#virsh console snale
 2 连接到域 snale
 3 Escape character is ^]
 4 
 5 CentOS release 6.7 (Final)
 6 Kernel 2.6.32-573.el6.x86_64 on an x86_64
 7 
 8 localhost.localdomain login: root
 9 Password: 
10 Last login: Wed Sep 28 05:22:36 from 192.168.0.236
11 [root@snale ~]#