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	<title>红颜丽人Linux系统学习 &#187; 红颜丽人</title>
	<atom:link href="http://www.hongyanliren.com/category/linux%e7%b3%bb%e7%bb%9f/feed" rel="self" type="application/rss+xml" />
	<link>http://www.hongyanliren.com</link>
	<description>追求技术就像追求#$！不抛弃，不放弃！</description>
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		<title>centos7 或者是linux使用vi编辑完成后怎么退出保存</title>
		<link>http://www.hongyanliren.com/2022m04/41064.html</link>
		<comments>http://www.hongyanliren.com/2022m04/41064.html#comments</comments>
		<pubDate>Fri, 08 Apr 2022 17:49:27 +0000</pubDate>
		<dc:creator>Quan</dc:creator>
				<category><![CDATA[Linux系统学习]]></category>
		<category><![CDATA[centos系统]]></category>

		<guid isPermaLink="false">http://www.hongyanliren.com/?p=41064</guid>
		<description><![CDATA[linux用VI编辑后保存退出命令如下：
先<span style="color: #ff0000;">按ESC</span>进入Command模式，然后输入“：wq”，<span style="color: #ff0000;">按回车</span>就可以保存并退出了。
vi的其他保存/退出命令：
:w 保存；
:wq! 保存并强制退出；
:wq! filename 注：以filename为文件名保存后强制退出；
:q! 强制退出；[......]<p class='read-more'><a href='http://www.hongyanliren.com/2022m04/41064.html'>Read more</a></p>]]></description>
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		</item>
		<item>
		<title>centos7 或者是linux的其他版本清空命令行的方法</title>
		<link>http://www.hongyanliren.com/2022m04/41061.html</link>
		<comments>http://www.hongyanliren.com/2022m04/41061.html#comments</comments>
		<pubDate>Fri, 08 Apr 2022 17:45:03 +0000</pubDate>
		<dc:creator>Quan</dc:creator>
				<category><![CDATA[Linux系统学习]]></category>
		<category><![CDATA[centos系统]]></category>

		<guid isPermaLink="false">http://www.hongyanliren.com/?p=41061</guid>
		<description><![CDATA[有时候我们输入的命令很满，眼花缭乱，这个时候我们可以通过快捷方式清空命令行里的内容

<span style="color: #ff0000;">快捷方式是：ctrl+L</span>

另外其他的快捷方式有以下：

ctrl+c 退出当前操作

ctrl+z 挂起当前操作，fg返回当前操作

ctrl+d 退出当前登录账号

ctrl+l 清屏，[......]<p class='read-more'><a href='http://www.hongyanliren.com/2022m04/41061.html'>Read more</a></p>]]></description>
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		</item>
		<item>
		<title>Centos7 卸载并重装SSH服务的方法与命令</title>
		<link>http://www.hongyanliren.com/2022m04/41058.html</link>
		<comments>http://www.hongyanliren.com/2022m04/41058.html#comments</comments>
		<pubDate>Fri, 08 Apr 2022 17:40:50 +0000</pubDate>
		<dc:creator>Quan</dc:creator>
				<category><![CDATA[Centos系统学习]]></category>
		<category><![CDATA[Centos7]]></category>

		<guid isPermaLink="false">http://www.hongyanliren.com/?p=41058</guid>
		<description><![CDATA[我们在使用centos7搭建服务器的时候，不知道为什么突然莫名其妙SSH就登录不了了，特别是远程登录，这个时候我们用了很多方法多不行，那么我们可以尝试重新安装ssh，卸载并重新安装的方法如下：

<span style="color: #ff0000;"><strong>一、查看卸载前后的openssh相关服务安装情况</strong></span>
查看命令：
rpm -qa openssh*[......]<p class='read-more'><a href='http://www.hongyanliren.com/2022m04/41058.html'>Read more</a></p>]]></description>
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		<item>
		<title>Linux下/dev中我用函数加载的设备文件,在系统重启后为什么就没有了呢?</title>
		<link>http://www.hongyanliren.com/2017m04/38372.html</link>
		<comments>http://www.hongyanliren.com/2017m04/38372.html#comments</comments>
		<pubDate>Sat, 22 Apr 2017 15:59:27 +0000</pubDate>
		<dc:creator>Quan</dc:creator>
				<category><![CDATA[Linux系统学习]]></category>

		<guid isPermaLink="false">http://www.hongyanliren.com/?p=38372</guid>
		<description><![CDATA[Linux下/dev中我用函数加载的设备文件,在系统重启后为什么就没有了呢?

我的理解是你将设备加载后重启失效首先使用mount将设备挂载，然后修改/etc/fstab文件将被挂载设备、挂载目录等参数添加到最后一行，保存退出，这样加入到这个配置文件的mount项重启后不会失效。本回答由提问者推[......]<p class='read-more'><a href='http://www.hongyanliren.com/2017m04/38372.html'>Read more</a></p>]]></description>
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		<item>
		<title>/dev/md设备求助重启后会消失</title>
		<link>http://www.hongyanliren.com/2017m04/38370.html</link>
		<comments>http://www.hongyanliren.com/2017m04/38370.html#comments</comments>
		<pubDate>Sat, 22 Apr 2017 15:58:56 +0000</pubDate>
		<dc:creator>Quan</dc:creator>
				<category><![CDATA[Linux系统学习]]></category>

		<guid isPermaLink="false">http://www.hongyanliren.com/?p=38370</guid>
		<description><![CDATA[/dev/md设备求助重启后会消失

系统默认自带/dev/md0 我新建一个/dev/md1 mknod /dev/md1 b 9 2 ，重启后会消失，如何让md1重启后存在？

&#160;

分享至 更多

楼主关注
RHEL5更换存储求助！！！
查看linux系统版本是3[......]<p class='read-more'><a href='http://www.hongyanliren.com/2017m04/38370.html'>Read more</a></p>]]></description>
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		</item>
		<item>
		<title>linux中的的/dev目录下的设备文件怎么生成</title>
		<link>http://www.hongyanliren.com/2017m04/38368.html</link>
		<comments>http://www.hongyanliren.com/2017m04/38368.html#comments</comments>
		<pubDate>Sat, 22 Apr 2017 15:58:27 +0000</pubDate>
		<dc:creator>Quan</dc:creator>
				<category><![CDATA[Linux系统学习]]></category>

		<guid isPermaLink="false">http://www.hongyanliren.com/?p=38368</guid>
		<description><![CDATA[linux中的的/dev目录下的设备文件怎么生成。

结合具体的事例来说明我的问题。
我用的板子上烧写好linux系统。我用过一种指南针芯片，它是基于i2c协议的。将这个芯片的2个引脚与与板子上的sdl和scl接上后，通过/dev/i2c这个设备文件就可以控制这个指南针芯片。我的疑问是这个/d[......]<p class='read-more'><a href='http://www.hongyanliren.com/2017m04/38368.html'>Read more</a></p>]]></description>
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		</item>
		<item>
		<title>mount报错： you must specify the filesystem type 原因是磁盘没有格式化</title>
		<link>http://www.hongyanliren.com/2017m04/38366.html</link>
		<comments>http://www.hongyanliren.com/2017m04/38366.html#comments</comments>
		<pubDate>Sat, 22 Apr 2017 15:44:48 +0000</pubDate>
		<dc:creator>Quan</dc:creator>
				<category><![CDATA[Linux系统学习]]></category>

		<guid isPermaLink="false">http://www.hongyanliren.com/?p=38366</guid>
		<description><![CDATA[mount报错： you must specify the filesystem type 原因是磁盘没有格式化。
在linux mount /dev/vdb 到 /home 分区时报错：

# mount /dev/vdb /home
mount: you must specify the[......]<p class='read-more'><a href='http://www.hongyanliren.com/2017m04/38366.html'>Read more</a></p>]]></description>
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		</item>
		<item>
		<title>实战centos下修改挂载目录名</title>
		<link>http://www.hongyanliren.com/2017m03/38321.html</link>
		<comments>http://www.hongyanliren.com/2017m03/38321.html#comments</comments>
		<pubDate>Sat, 25 Mar 2017 11:03:02 +0000</pubDate>
		<dc:creator>Quan</dc:creator>
				<category><![CDATA[Linux系统学习]]></category>

		<guid isPermaLink="false">http://www.hongyanliren.com/?p=38321</guid>
		<description><![CDATA[实战centos下修改挂载目录名。1、 查看当前的目录名以及挂载点
#  df –h
<img title="点击查看原图" alt="1.png" src="http://www.hongyanliren.com/wp-content/uploads/2017/03/4a471378712499.png" width="641" height="68" border="0" />

2、 创建相应的目录
#  cd  /
#  mkdir yunwei8

3、 将原有的目录umount
#  umount /main
#  df –h
<img title="点击查看原图" alt="2.png" src="http://www.hongyanliren.com/wp-content/uploads/2017/03/fb5c1378712499.png" width="639" height="52" border="0" />

4、修改fatab文件[......]<p class='read-more'><a href='http://www.hongyanliren.com/2017m03/38321.html'>Read more</a></p>]]></description>
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		</item>
		<item>
		<title>阿里云服务器centos 挂载新磁盘</title>
		<link>http://www.hongyanliren.com/2017m03/38317.html</link>
		<comments>http://www.hongyanliren.com/2017m03/38317.html#comments</comments>
		<pubDate>Sat, 25 Mar 2017 11:01:05 +0000</pubDate>
		<dc:creator>Quan</dc:creator>
				<category><![CDATA[Linux系统学习]]></category>

		<guid isPermaLink="false">http://www.hongyanliren.com/?p=38317</guid>
		<description><![CDATA[<a href="http://blog.csdn.net/tiaozhanji_xian/article/details/49819593">阿里云centos 挂载新磁盘</a>。

云服务器环境：CentOS 6.2 64位

客户端环境：Mac OSX

远程连接方式：运行 Terminal，输入命令 ssh username@ip

硬盘分区及挂载操作步骤：

1. 查看未挂载的硬盘（名称为/dev/xvdb）[......]<p class='read-more'><a href='http://www.hongyanliren.com/2017m03/38317.html'>Read more</a></p>]]></description>
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		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Linux文件挂载配置文件fstab详解</title>
		<link>http://www.hongyanliren.com/2017m03/38315.html</link>
		<comments>http://www.hongyanliren.com/2017m03/38315.html#comments</comments>
		<pubDate>Sat, 25 Mar 2017 11:00:29 +0000</pubDate>
		<dc:creator>Quan</dc:creator>
				<category><![CDATA[Linux系统学习]]></category>

		<guid isPermaLink="false">http://www.hongyanliren.com/?p=38315</guid>
		<description><![CDATA[<a href="http://blog.csdn.net/kevinlou2008/article/details/15335151">Linux文件挂载配置文件fstab详解</a>。磁盘Linux分区都必须挂载到目录树中的某个具体的目录上才能进行读写操作，而fstab正是负责这一配置。显然，根目录是所有Linux的文件和目录所在的地方，需要挂载上一个磁盘分区。上面还提到，Linux分区交换也需要独立使用一个分区，因此，安装一个Linux[......]<p class='read-more'><a href='http://www.hongyanliren.com/2017m03/38315.html'>Read more</a></p>]]></description>
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