<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[janescrazy的专栏]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/janescrazy</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; janescrazy]]></copyright><item><title><![CDATA[MySQL5.7/8.0 Install for Linux]]></title><link>https://blog.youkuaiyun.com/janescrazy/article/details/127037419</link><guid>https://blog.youkuaiyun.com/janescrazy/article/details/127037419</guid><author>janescrazy</author><pubDate>Sun, 25 Sep 2022 14:09:01 +0800</pubDate><description><![CDATA[2.1. 主机设置
2.1.1. 禁用 THP（Transparent Huge Page）、NUMA
THP（Transparent Huge Page，透明大页）的内存分配方式为按需动态分配，不适合内存密集型的数据库服务器，因此需要禁用该特性。
针对专用 MySQL 服务器，建议禁用 NUMA 特性。

查看透明大页
~]# cat /sys/kernel/mm/transparent_hugepage/defrag[always] madvise never~]# cat /sys/kernel/mm]]></description><category></category></item><item><title><![CDATA[TiDB v5.3.0-＞v5.4.2-＞v6.1.0升级、TiDB/PD/TiKV/TiFlash扩缩容、TiSpark部署指北]]></title><link>https://blog.youkuaiyun.com/janescrazy/article/details/126060268</link><guid>https://blog.youkuaiyun.com/janescrazy/article/details/126060268</guid><author>janescrazy</author><pubDate>Fri, 29 Jul 2022 17:20:59 +0800</pubDate><description><![CDATA[TiDB 数据库离线升级指南
TiDB、PD、TiKV、TiFlash扩缩容
TiSpark 部署]]></description><category></category></item></channel></rss>