Kvm Introduction
    author : Leung
    
*版权所有,学习使用,谢绝商用。*
    
    
    
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*版权所有,学习使用,谢绝商用。*
RHEL5安装KVM;
###以RHEL5.5为例: 1,放入RHEL5.5的安装光盘
2,挂载安装光盘到/mnt/ ,命令mount -o loop /dev/cdrom /mnt
3,修改yum源配置文件 /etc/yum.repos.d/rhel-debuginfo.repo:
[Client]
name=Red Hat Enterprise Linux $releasever - $basearch - Client
baseurl=file:///mnt/Client
enabled=1
gpgcheck=1
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-redhat-release
[Workstation]
name=Red Hat Enterprise Linux $releasever - $basearch - Workstation
baseurl=file:///mnt/Workstation
enabled=1
gpgcheck=1
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-redhat-release
[VT]
name=Red Hat Enterprise Linux $releasever - $basearch - VT
baseurl=file:///mnt/VT
enabled=1
gpgcheck=1
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-redhat-release
4,更新yum数据文件,命令:
yum makecache
5,安装kvm,命令:
yum groupinstall KVM (根据提示输入Y)
6,安装后检查KVM组件是否成功安装,有以下这些组件(使用rpm -qa 命令查看是否有这些组件)
Mandatory Packages:
  celt051
  etherboot-zroms
  etherboot-zroms-kvm
  kmod-kvm
  kvm
  kvm-qemu-img
  qcairo
  qffmpeg-libs
  qpixman
  qspice-libs
Default Packages:
  Virtualization-en-US
  libvirt
  virt-manager
  virt-viewer
Optional Packages:
  celt051-devel
  etherboot-pxes
  etherboot-roms
  etherboot-roms-kvm
  gpxe-roms-qemu
  iasl
  kvm-tools
  libcmpiutil
  libvirt-cim
  qcairo-devel
  qffmpeg-devel
  qpixman-devel
  qspice
  qspice-libs-devel
7,重启机器
8,检查kvm_intel模块是否已加载(如果是AMD的CPU,则为kvm-amd):
[root@xxgserver01 ~]# lsmod|grep kvm 
  kvm_intel              86920  0 
  kvm                   226208  2 ksm,kvm_intel
9,查看libvirtd服务是否已启动,是否已设置为开机启动
[root@xxgserver01 ~]# service libvirtd status
libvirtd (pid  5515) 正在运行...
[root@xxgserver01 ~]# chkconfig --list|grep libvirtd
libvirtd        0:关闭  1:关闭  2:关闭  3:启用  4:启用  5:启用  6:关闭
10,设置libvirtd服务为开机启动
#chkconfig libvirtd on
11,启动libvirtd服务
# service libvirtd start
12,使用管理工具进行虚拟机安装
命令行管理工具 virsh
或
图形化管理工具 virt-manager
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