今天想在虛擬機上做個試驗,需要兩塊網卡,我昨天安裝的xen虛擬機上只有一塊,下面把添加的步驟記錄下來:
1. 編輯/etc/xen目錄下的配置文件,如果使用2顆網卡,增加nic=2,如果使用3顆網卡,設置nic=3.
2. 修改vif=選項:
vif = [ "mac=00:16:36:04:7f:e1,bridge=xenbr0,script=vif-bridge" ]
如果添加一塊網卡,則修改vif為:
vif = [ "mac=00:16:36:04:7f:e1,bridge=xenbr0,script=vif-bridge","mac=00:16:36:05:7f:e2,bridge=xenbr0,script=vif-bridge" ]
當然還可以繼續增加:
vif = [ "mac=00:16:36:04:7f:e1,bridge=xenbr0,script=vif-bridge","mac=00:16:36:05:7f:e2,bridge=xenbr0,script=vif-bridge", "mac=00:16:37:05:8f:e3,bridge=xenbr0,script=vif-bridge" ]
如果是完全虛擬化客戶機,配置應該是下面的樣子:
vif = [ 'type=ioemu,mac=xx:xx:xx:xx:xx:xx, bridge=xenbr0', 'type=ioemu,mac=xx:xx:xx:xx:xx:xx:xx, bridge=xenbr0', 'type=ioemu,mac=xx:xx:xx:xx:xx:xx, bridge=xenbr0' ]
Xen當前限制一台客戶機只能創建3顆虛擬網卡,因此在客戶機上不可能創建大於3顆網卡。
3. 重啟虛擬機
xm shutdown domainname
xm create domainname