CentOS下安装配置VPS服务

<ul>
<li>装好CentOS后，加入 openvz 源、升级系统、安装 openvz 内核和 vzctl, vzquota 等工具：</li>
</ul>
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Code highlighting produced by Actipro CodeHighlighter (freeware)&lt;br /&gt;
http://www.CodeHighlighter.com/&lt;br /&gt;
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--&gt;<span style="color: #008000;">#</span><span style="color: #008000;"> cd /etc/yum.repos.d</span><span style="color: #008000;"><br>
#</span><span style="color: #008000;"> wget http://download.openvz.org/openvz.repo</span><span style="color: #008000;"><br>
#</span><span style="color: #008000;"> rpm --import http://download.openvz.org/RPM-GPG-Key-OpenVZ</span><span style="color: #008000;"><br>
#</span><span style="color: #008000;"> yum update</span><span style="color: #008000;"><br></span><span style="color: #000000;"><br></span><span style="color: #008000;">#</span><span style="color: #008000;"> yum install ovzkernel</span><span style="color: #008000;"><br>
#</span><span style="color: #008000;"> yum install vzctl vzquota</span>
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<ul>
<li>
    <h2>调整内核参数</h2>
    </li>
</ul>
<span style="font-size: 12pt;"><span style="">为了能让 VE/VPS 访问外部网络，我们必须启动 ip forwarding；如果内核出错或者运行很慢，我们希望能用特殊按键 dump
一些信息到控制台并结合 log 排错，所以建议打开 kernel.sysrq：</span></span><br><div style="background-color: #eeeeee; font-size: 13px; padding-right: 5px; padding-bottom: 4px; padding-left: 4px; padding-top: 4px; width: 98%;">&lt;!--&lt;br /&gt;
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Code highlighting produced by Actipro CodeHighlighter (freeware)&lt;br /&gt;
http://www.CodeHighlighter.com/&lt;br /&gt;
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--&gt;<span style="color: #008000;">#</span><span style="color: #008000;"> vi /etc/sysctl.conf</span><span style="color: #008000;"><br></span><span style="color: #000000;"><img src="http://www.blogjava.net/Images/dot.gif" alt=""><br>
net.ipv4.ip_forward </span><span style="color: #000000;">=</span><span style="color: #000000;"> </span><span style="color: #000000;">1</span><span style="color: #000000;"><br>
kernel.sysrq </span><span style="color: #000000;">=</span><span style="color: #000000;"> </span><span style="color: #000000;">1</span><span style="color: #000000;"><br><img src="http://www.blogjava.net/Images/dot.gif" alt=""></span>
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为了减少麻烦最好关闭 selinux<br><div style="background-color: #eeeeee; font-size: 13px; padding-right: 5px; padding-bottom: 4px; padding-left: 4px; padding-top: 4px; width: 98%;">&lt;!--&lt;br /&gt;
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Code highlighting produced by Actipro CodeHighlighter (freeware)&lt;br /&gt;
http://www.CodeHighlighter.com/&lt;br /&gt;
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--&gt;<span style="color: #008000;">#</span><span style="color: #008000;"> vi /etc/sysconfig/selinux</span><span style="color: #008000;"><br></span><span style="color: #000000;"><img src="http://www.blogjava.net/Images/dot.gif" alt=""><br>
SELINUX</span><span style="color: #000000;">=</span><span style="color: #000000;">disabled<br><img src="http://www.blogjava.net/Images/dot.gif" alt=""><br></span>
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<br><p>检查 vz 服务是否自动启动，并重启机器进入 openvz 内核：<span style="color: #008000;"><br></span></p>
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<span style="color: #008000;">#</span><span style="color: #008000;"> chkconfig --list vz</span><br><span style="color: #000000;">vz                 0:off    </span><span style="color: #000000;">1</span><span style="color: #000000;">:off    </span><span style="color: #000000;">2</span><span style="color: #000000;">:on    </span><span style="color: #000000;">3</span><span style="color: #000000;">:on    </span><span style="color: #000000;">4</span><span style="color: #000000;">:on    </span><span style="color: #000000;">5</span><span style="color: #000000;">:on    </span><span style="color: #000000;">6</span><span style="color: #000000;">:off<br><br></span><span style="color: #008000;">#</span><span style="color: #008000;"> reboot</span><span style="color: #008000;"><br></span>
</div>
<br><ul>
<li>
    <h2>下载客户端（vPS）模版</h2>
    </li>
</ul>
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Code highlighting produced by Actipro CodeHighlighter (freeware)&lt;br /&gt;
http://www.CodeHighlighter.com/&lt;br /&gt;
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--&gt;<span style="color: #008000;">#</span><span style="color: #008000;"> cd /vz/template/cache</span><span style="color: #008000;"><br>
#</span><span style="color: #008000;"> wget http://download.openvz.org/template/precreated/</span><span style="color: #008000;">centos-5-x86_64</span><span style="color: #008000;">.tar.gz</span>
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这里我下载的是centos的，也可以下载其他模版（<span style="color: red;">下次我得把这个保存下来，现在又在下载呢，超慢啊，崩溃了</span>），在当前目录cache，安装vps<br><div style="background-color: #eeeeee; font-size: 13px; padding-right: 5px; padding-bottom: 4px; padding-left: 4px; padding-top: 4px; width: 98%;">&lt;!--&lt;br /&gt;
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Code highlighting produced by Actipro CodeHighlighter (freeware)&lt;br /&gt;
http://www.CodeHighlighter.com/&lt;br /&gt;
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--&gt;<span style="color: #008000;">#</span><span style="color: #008000;"> vzctl create 1 --ostemplate centos-5-x86_64</span>
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配置相关参数<br><div style="background-color: #eeeeee; font-size: 13px; padding-right: 5px; padding-bottom: 4px; padding-left: 4px; padding-top: 4px; width: 98%;">&lt;!--&lt;br /&gt;
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Code highlighting produced by Actipro CodeHighlighter (freeware)&lt;br /&gt;
http://www.CodeHighlighter.com/&lt;br /&gt;
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--&gt;<span style="color: #008000;">#</span><span style="color: #008000;"> vzctl set 1 --onboot yes --save</span><span style="color: #008000;"><br>
#</span><span style="color: #008000;"> vzctl set 1 --ipadd 172.16.39.110 --save</span><span style="color: #008000;"><br>
#</span><span style="color: #008000;"> vzctl set 1 --nameserver 8.8.8.8 --save</span><span style="color: #008000;"><br>
#</span><span style="color: #008000;"> vzctl set 1 --hostname vps01.vpsee.com --save</span><span style="color: #008000;"><br>
#</span><span style="color: #008000;"> vzctl set 1 --diskspace 10G:10G --save</span>
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管理vps<br><div style="background-color: #eeeeee; font-size: 13px; padding-right: 5px; padding-bottom: 4px; padding-left: 4px; padding-top: 4px; width: 98%;">&lt;!--&lt;br /&gt;
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Code highlighting produced by Actipro CodeHighlighter (freeware)&lt;br /&gt;
http://www.CodeHighlighter.com/&lt;br /&gt;
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--&gt;<span style="color: #008000;">#</span><span style="color: #008000;"> vzctl start 1</span><span style="color: #008000;"><br>
#</span><span style="color: #008000;"> vzctl restart 1</span><span style="color: #008000;"><br>
#</span><span style="color: #008000;"> vzctl stop 1</span><span style="color: #008000;"><br>
#</span><span style="color: #008000;"> vzctl destroy 1</span>
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