﻿<?xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:trackback="http://madskills.com/public/xml/rss/module/trackback/" xmlns:wfw="http://wellformedweb.org/CommentAPI/" xmlns:slash="http://purl.org/rss/1.0/modules/slash/"><channel><title>BlogJava-k-jong之技术blog-随笔分类-日积月累 </title><link>http://www.blogjava.net/k-jong/category/40420.html</link><description>读书 实践 学 问</description><language>zh-cn</language><lastBuildDate>Mon, 22 Jun 2009 10:22:28 GMT</lastBuildDate><pubDate>Mon, 22 Jun 2009 10:22:28 GMT</pubDate><ttl>60</ttl><item><title>linux下启动mysql服务、mysql服务连接自动关闭问题</title><link>http://www.blogjava.net/k-jong/archive/2009/06/22/283630.html</link><dc:creator>k-jong</dc:creator><author>k-jong</author><pubDate>Mon, 22 Jun 2009 10:12:00 GMT</pubDate><guid>http://www.blogjava.net/k-jong/archive/2009/06/22/283630.html</guid><wfw:comment>http://www.blogjava.net/k-jong/comments/283630.html</wfw:comment><comments>http://www.blogjava.net/k-jong/archive/2009/06/22/283630.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.blogjava.net/k-jong/comments/commentRss/283630.html</wfw:commentRss><trackback:ping>http://www.blogjava.net/k-jong/services/trackbacks/283630.html</trackback:ping><description><![CDATA[linux下启动mysql服务，即mysqld：
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--><span style="color: #008080;">1</span>&nbsp;<span style="color: #000000;">$&nbsp;</span><span style="color: #000000;">/</span><span style="color: #000000;">etc</span><span style="color: #000000;">/</span><span style="color: #000000;">init.d</span><span style="color: #000000;">/</span><span style="color: #000000;">mysql&nbsp;start&nbsp;&nbsp;&nbsp;#&nbsp;自动调用</span><span style="color: #000000;">/</span><span style="color: #000000;">etc</span><span style="color: #000000;">/</span><span style="color: #000000;">my.cnf文件进行参数初始化<br />
</span><span style="color: #008080;">2</span>&nbsp;<span style="color: #000000;">$&nbsp;mysqld_safe&nbsp;</span><span style="color: #000000;">-</span><span style="color: #000000;">uroot&nbsp;</span><span style="color: #000000;">&amp;</span><span style="color: #000000;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;#&nbsp;调用mysqld初始化方式<br />
</span><span style="color: #008080;">3</span>&nbsp;<span style="color: #000000;">$&nbsp;mysqld&nbsp;</span><span style="color: #000000;">-</span><span style="color: #000000;">uroot&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;# <br />
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-->其中，mysql数据库表结构等文件存放在/var/lib/mysql下；若/etc/my.cnf不存在，可从mysql安装目录/usr/share/mysql/下复制my-large.cnf（或其他）至/etc下，然后改名为my.cnf即可。<br />
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默认情况下，mysql服务的每个连接，当客户端连续8小时没有操作时，mysql将自动关闭该连接，从而造成了数据库服务的不可用。<br />
解决方案——mysqld带参数（wait_timeout, interactive_timeout）启动：<br />
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--><span style="color: #000000;">mysqld&nbsp;</span><span style="color: #000000;">--</span><span style="color: #000000;">wait_timeout</span><span style="color: #000000;">=</span><span style="color: #000000;">2592000</span><span style="color: #000000;">&nbsp;</span><span style="color: #000000;">--</span><span style="color: #000000;">interactive_timeout</span><span style="color: #000000;">=</span><span style="color: #000000;">2592000</span><span style="color: #000000;">&nbsp;</span><span style="color: #000000;">-</span><span style="color: #000000;">uroot</span></div>
注：须同时修改wait_timeout和interactive_timeout参数，方可生效。<br />
<img src ="http://www.blogjava.net/k-jong/aggbug/283630.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.blogjava.net/k-jong/" target="_blank">k-jong</a> 2009-06-22 18:12 <a href="http://www.blogjava.net/k-jong/archive/2009/06/22/283630.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item></channel></rss>