安装VE模版

下载需要安装的模板到/vz/template/cache目录（宿主机是Debain，则需要下载到/var/lib/vz/template/cache/目录）

cd /vz/template/cache

wget http://download.openvz.org/template/precreated/centos-6-x86.tar.gz

安装VE需要根据自己对VE的不同要求会有所不同，安装最基本的VE follow下面几步就可以

[root@centos6 ~]# vzctl create 101 --ostemplate centos-6-x86
Creating container private area (centos-6-x86)
Performing postcreate actions
CT configuration saved to /etc/vz/conf/101.conf
Container private area was created
[root@centos6 ~]# vzctl set 101 --hostname centos.ve1 --save
CT configuration saved to /etc/vz/conf/101.conf
[root@centos6 ~]# vzctl set 101 --ipadd 192.168.0.10 --save
CT configuration saved to /etc/vz/conf/101.conf
[root@centos6 ~]# vzctl set 101 --nameserver 192.168.0.1 --nameserver 8.8.8.8 --save
CT configuration saved to /etc/vz/conf/101.conf
设置密码 vzctl set 101 --userpasswd root:root
设置磁盘 vzctl set 101 --diskspace 10G:10G --save
设置内存 vzctl set 101 --ram 512M --swap 1G --save
设置cpu vzctl set 101 --cpuunits 10000 --save
全部帮助 vzctl --help

启动VE
[root@centos6 ~]# vzctl start 101
Starting container ...
Container is mounted
Adding IP address(es): 192.168.0.10
Setting CPU units: 1000
Container start in progress...
进入VE
[root@centos6 ~]# vzctl enter 101
entered into CT 101
[root@centos /]#
退出VE
[root@centos /]# exit
logout
exited from CT 101
[root@centos6 ~]#
停止VE
[root@centos6 ~]# vzctl stop 101
Stopping container ...
Container was stopped
Container is unmounted
销毁VE
[root@centos6 ~]# vzctl destroy 101
Destroying container private area: /vz/private/101
Container private area was destroyed
查看正在宿主机上正在运行的VE
[root@centos6 ~]# vzlist
CTID NPROC STATUS IP_ADDR HOSTNAME
101 17 running 192.168.0.10 centos.ve1

vzctl set 245 --privvmpages 2048m:4096m --vmguarpages 1024m --oomguarpages 1024m --save