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  • xen安装CentOS虚拟机(使用163镜像)



    安装Xen:
    # yum install kernel-xen xen

    重启,启动时选择xen的内核

    启动后查看Xen的状态:
    # xm list
    Name                                      ID Mem(MiB) VCPUs State   Time(s)
    Domain-0                                   0      747     2 r—–   3623.1

    安装虚拟机:
    virt-install -n centos -r 256 -f /home/feisky/xen/centos.img -s 4 –nographics -p -lhttp://mirrors.163.com/centos/5.6/os/i386

    安装完成后,会在/etc/xen下面生成一个配置文件:
    name = “centos”
    uuid = “40ded0f5-0b0b-d556-5590-f6f987beed95″
    maxmem = 256
    memory = 256
    vcpus = 1
    bootloader = “/usr/bin/pygrub”
    on_poweroff = “destroy”
    on_reboot = “restart”
    on_crash = “restart”
    disk = [ "tap:aio:/home/feisky/xen/centos.img,xvda,w" ]
    vif = [ "mac=00:16:36:5f:0f:72,bridge=xenbr0,script=vif-bridge" ]

    启动虚拟机:
    # xm create centos
    # xm list
    Name                                      ID Mem(MiB) VCPUs State   Time(s)
    Domain-0                                   0      747     2 r—–   3643.4
    centos                                     6      256     1 r—–     16.2

    连接到虚拟机的终端:
    #xm console 6
    Linux version 2.6.18-238.el5xen (mockbuild@builder10.centos.org) (gcc version 4.1.2 20080704 (Red Hat 4.1.2-48)) #1 SMP Thu Jan 13 17:49:40 EST 2011
    BIOS-provided physical RAM map:
    Xen: 0000000000000000 – 0000000010800000 (usable)
    0MB HIGHMEM available.
    264MB LOWMEM available.
    …………………………

    或者使用Xterm来连接:xterm -T CentOS -e xm console 1 &

    使用快捷键Ctrl+]退出虚拟机终端

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  • 原文地址:https://www.cnblogs.com/feisky/p/2246679.html
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