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	<title>Simon.Chi &#187; 在线升级</title>
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	<description>永恒的我,最美的木乃伊!</description>
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		<title>在线升级到 CentOS 5.5</title>
		<link>http://www.adwi.net/%e5%9c%a8%e7%ba%bf%e5%8d%87%e7%ba%a7%e5%88%b0-centos-5-5/</link>
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		<pubDate>Tue, 18 May 2010 14:13:19 +0000</pubDate>
		<dc:creator>Simon</dc:creator>
				<category><![CDATA[网文]]></category>
		<category><![CDATA[CentOS]]></category>
		<category><![CDATA[在线升级]]></category>

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		<description><![CDATA[CentOS 5.5发布了，其实升级到最新稳定版用yum就可以的。 以下是升级方法： 登录后运行： yum clean all yum check-update yum update -y yum clean allyum check-updateyum update -y 如果需要新内核，修改/boot/grub/menu.lst文件，将里面的内核版本镜像修改为： default=0 timeout=5 title vmlinuz-2.6.18-194.3.1.el5xen root (hd0) kernel /boot/vmlinuz-2.6.18-194.3.1.el5xen console=xvc0 root=/dev/xvda ro initrd /boot/initrd-2.6.18-194.3.1.el5xen.img]]></description>
			<content:encoded><![CDATA[<p><a href="http://www.adwi.net/wp-content/uploads/2010/05/centoslogo-200-e1274191854298.png"><img class="alignright size-full wp-image-178" title="centoslogo-200" src="http://www.adwi.net/wp-content/uploads/2010/05/centoslogo-200-e1274191854298.png" alt="" width="100" height="100" /></a>CentOS 5.5发布了，其实升级到最新稳定版用yum就可以的。</p>
<p>以下是升级方法：</p>
<p>登录后运行：<br />
yum clean all<br />
yum check-update<br />
yum update -y<br />
yum clean allyum check-updateyum update -y</p>
<p>如果需要新内核，修改/boot/grub/menu.lst文件，将里面的内核版本镜像修改为：</p>
<p>default=0</p>
<p>timeout=5</p>
<p>title vmlinuz-2.6.18-194.3.1.el5xen</p>
<p>root (hd0)</p>
<p>kernel /boot/vmlinuz-2.6.18-194.3.1.el5xen console=xvc0 root=/dev/xvda ro</p>
<p>initrd /boot/initrd-2.6.18-194.3.1.el5xen.img</p>
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