<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[Jumping000的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/Jumping000</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; Jumping000]]></copyright><item><title><![CDATA[linux学习笔记 来源源码安装]]></title><link>https://blog.youkuaiyun.com/Jumping000/article/details/106725307</link><guid>https://blog.youkuaiyun.com/Jumping000/article/details/106725307</guid><author>Jumping000</author><pubDate>Fri, 12 Jun 2020 23:04:33 +0800</pubDate><description><![CDATA[]]></description><category></category></item><item><title><![CDATA[linux学习笔记 mariadb]]></title><link>https://blog.youkuaiyun.com/Jumping000/article/details/106678430</link><guid>https://blog.youkuaiyun.com/Jumping000/article/details/106678430</guid><author>Jumping000</author><pubDate>Thu, 11 Jun 2020 00:14:00 +0800</pubDate><description><![CDATA[]]></description><category></category></item><item><title><![CDATA[linux 学习笔记 postfix squid]]></title><link>https://blog.youkuaiyun.com/Jumping000/article/details/106580245</link><guid>https://blog.youkuaiyun.com/Jumping000/article/details/106580245</guid><author>Jumping000</author><pubDate>Fri, 05 Jun 2020 23:29:17 +0800</pubDate><description><![CDATA[]]></description><category></category></item><item><title><![CDATA[linux学习笔记 samba nfs dns]]></title><link>https://blog.youkuaiyun.com/Jumping000/article/details/106448151</link><guid>https://blog.youkuaiyun.com/Jumping000/article/details/106448151</guid><author>Jumping000</author><pubDate>Sat, 30 May 2020 22:15:48 +0800</pubDate><description><![CDATA[]]></description><category></category></item><item><title><![CDATA[linux学习笔记 vsftp]]></title><link>https://blog.youkuaiyun.com/Jumping000/article/details/106448141</link><guid>https://blog.youkuaiyun.com/Jumping000/article/details/106448141</guid><author>Jumping000</author><pubDate>Sat, 30 May 2020 22:14:32 +0800</pubDate><description><![CDATA[]]></description><category></category></item><item><title><![CDATA[Linux学习笔记-apache]]></title><link>https://blog.youkuaiyun.com/Jumping000/article/details/106323752</link><guid>https://blog.youkuaiyun.com/Jumping000/article/details/106323752</guid><author>Jumping000</author><pubDate>Sun, 24 May 2020 23:40:53 +0800</pubDate><description><![CDATA[]]></description><category></category></item><item><title><![CDATA[linux学习笔记-ssh.screen]]></title><link>https://blog.youkuaiyun.com/Jumping000/article/details/106308116</link><guid>https://blog.youkuaiyun.com/Jumping000/article/details/106308116</guid><author>Jumping000</author><pubDate>Sat, 23 May 2020 23:19:59 +0800</pubDate><description><![CDATA[]]></description><category></category></item><item><title><![CDATA[linux学习笔记--firewall]]></title><link>https://blog.youkuaiyun.com/Jumping000/article/details/106291292</link><guid>https://blog.youkuaiyun.com/Jumping000/article/details/106291292</guid><author>Jumping000</author><pubDate>Fri, 22 May 2020 21:30:08 +0800</pubDate><description><![CDATA[修改网卡：
/etc/sysconfig/network-script/ifcfg-eno16777726
nm-connection-editor  网卡编辑器
nmtui
桌面右上角修改网卡
配置开机生效：
ONBOOT=yes
nmtui激活一个链接 网卡前面有*
nm-connetion-editor 勾选上面两个选项
Iptables :
五个链：
Input
Output
Forward
Prerouting
postrouting
防火墙策略：
顺序匹配
匹配到后就不在继续向下匹配
动作：
允]]></description><category></category></item><item><title><![CDATA[Linux就该这么学 学习笔记20200517]]></title><link>https://blog.youkuaiyun.com/Jumping000/article/details/106200044</link><guid>https://blog.youkuaiyun.com/Jumping000/article/details/106200044</guid><author>Jumping000</author><pubDate>Mon, 18 May 2020 19:59:07 +0800</pubDate><description><![CDATA[日期：2020-05-17
学习内容：Linux就该这么学的第6.8节、第七章
6.8节：重点学习ln命令
软链接和硬链接的区别：硬链接相当于生成了对的inode。
第七章：RAID，Lvm
RAID0：读写性能提升一倍，无冗余能力
RAID1：读写性能降低50%，冗余能力提升已被
RAID5: 介于性能和冗余的一个权衡，通过XOR可以允许一块开硬盘的冗余
RAID10：先raid1在raid0，保证高性能和可靠性
热备盘：可以直接替换故障硬盘，提高冗余度
LVM：PV，VG，LV

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