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    <title>Centos on 空想枫</title>
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    <description>Recent content in Centos on 空想枫</description>
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    <lastBuildDate>Thu, 21 Jun 2012 16:52:14 +0000</lastBuildDate>
    
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      <title>使用yum从Redhat 5.0到CentOS 5.8</title>
      <link>http://it580.com/e4-bd-bf-e7-94-a8yum-e4-bb-8eredhat-5-0-e5-88-b0centos-5-8/</link>
      <pubDate>Thu, 21 Jun 2012 16:52:14 +0000</pubDate>
      
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      <description>这几天接手一台老的服务器，系统为Redhat AS5。(cat /etc/redhat-release) 1、检查现有yum安装情况。
 rpm -qa|grep yum
 2、使用rpm -e删除相关yum，并安装centos的yum。
 wget http://vault.centos.org/5.0/os/x86_64/CentOS/yum-3.0.5-1.el5.centos.2.noarch.rpm rpm -ivh yum*.rpm
 3、建立centos yum repo 文件，参考链接:使用yum管理软件 。 4、更新软件。
 yum update
 5、查看不需要的已安装软件组。
 yum grouplist -v
 6、删除相应的软件组。
 yum groupremove &amp;ldquo;GNOME Desktop Environment&amp;rdquo; //删除Gnome 桌面环境
 7、完成。</description>
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