#### [[返回文档目录]](../index.html) [[查看原始页]](../content/%E5%9C%A8%E6%A0%91%E8%8E%93%E6%B4%BE%E4%B8%8A%E5%AE%89%E8%A3%85%E4%BD%BF%E7%94%A8%E7%A1%AC%E4%BB%B6%E7%9C%8B%E9%97%A8%E7%8B%97%E9%98%B2%E6%AD%A2%E6%A0%91%E8%8E%93%E6%B4%BE%E6%AD%BB%E6%9C%BA.html) # 在树莓派上安装使用硬件看门狗防止树莓派死机 “当1分钟load进程超过24个的时候就会重启” 看了下原文是 the load average exceeds 24 in any 1-minute span. 翻译成“一分钟内cpu负载超过24”应该会好些 这里有load average 的介绍 [http://blog.scoutapp.com/article ... nding-load-averages](http://blog.scoutapp.com/articles/2009/07/31/understanding-load-averages) 查看load average 可用 uptime 或者top命令 10:59:58 up 3 min,  1 user,  load average: 0.25, 0.41, 0.20 0.25, 0.41, 0.20 这三个值分别是 1分钟、5分钟、15分钟内cpu的平均负载 电梯直达 [](javascript:; "跳转到指定楼层") *（外链图片未本地化）* **[楼主](http://bbs.shumeipai.org/thread-296-1-1.html)**  *（外链图片未本地化）* *发表于 2013-1-15 17:38:26* |[只看该作者](http://bbs.shumeipai.org/forum.php?mod=viewthread&tid=296&page=1&authorid=33) |[倒序浏览](http://bbs.shumeipai.org/forum.php?mod=viewthread&tid=296&extra=page%3D1&ordertype=1) <table cellpadding="0" cellspacing="0" style="border: 0px none rgb(128, 128, 128); color: rgb(68, 68, 68); display: table; font-style: normal; font-variant: normal; font-weight: normal; font-size: 12px; line-height: 18px; font-family: Tahoma, Helvetica, SimSun, sans-serif; height: 1569px; margin: 0px; outline: rgb(68, 68, 68) none 0px; padding: 0px; table-layout: fixed; text-decoration: initial; width: 757px; word-wrap: break-word;"><tbody style="border: 0px none rgb(128, 128, 128); color: rgb(68, 68, 68); display: table-row-group; font-style: normal; font-variant: normal; font-weight: normal; font-size: 12px; line-height: 18px; font-family: Tahoma, Helvetica, SimSun, sans-serif; height: 1569px; margin: 0px; outline: rgb(68, 68, 68) none 0px; padding: 0px; text-decoration: initial; vertical-align: middle; width: 757px; word-wrap: break-word;"><tr style="border: 0px none rgb(128, 128, 128); color: rgb(68, 68, 68); display: table-row; font-style: normal; font-variant: normal; font-weight: normal; font-size: 12px; line-height: 18px; font-family: Tahoma, Helvetica, SimSun, sans-serif; height: 1569px; margin: 0px; outline: rgb(68, 68, 68) none 0px; padding: 0px; text-decoration: initial; vertical-align: middle; width: 757px; word-wrap: break-word;"><td style="border: 0px none rgb(68, 68, 68); color: rgb(68, 68, 68); display: table-cell; font-style: normal; font-variant: normal; font-weight: normal; font-size: 14px; line-height: 21px; font-family: Tahoma, Helvetica, SimSun, sans-serif; height: 1569px; margin: 0px; outline: rgb(68, 68, 68) none 0px; padding: 0px; text-decoration: initial; vertical-align: middle; width: 757px; word-wrap: break-word;"> <strong style="border: 0px none rgb(68, 68, 68); color: rgb(68, 68, 68); display: inline; font-style: normal; font-variant: normal; font-weight: bold; font-size: 14px; line-height: 21px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(68, 68, 68) none 0px; padding: 0px; text-decoration: initial; word-wrap: break-word;"><p style="line-height: 24px; text-align: left; border: 0px none rgb(68, 68, 68); color: rgb(68, 68, 68); display: block; font-style: normal; font-variant: normal; font-weight: bold; font-size: 14px; font-family: Tahoma, Helvetica, SimSun, sans-serif; height: 72px; margin: 0px; outline: rgb(68, 68, 68) none 0px; padding: 0px; text-decoration: initial; width: 757px; word-wrap: break-word;"><font style="color: rgb(55, 55, 55); border: 0px none rgb(55, 55, 55); display: inline; font-style: normal; font-variant: normal; font-weight: bold; font-size: 14px; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(55, 55, 55) none 0px; padding: 0px; text-align: left; text-decoration: initial; word-wrap: break-word;"><font style="font-size: 15px; border: 0px none rgb(55, 55, 55); color: rgb(55, 55, 55); display: inline; font-style: normal; font-variant: normal; font-weight: bold; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(55, 55, 55) none 0px; padding: 0px; text-align: left; text-decoration: initial; word-wrap: break-word;">一直在考虑如何在树莓派上使用硬件”<font style="color: rgb(25, 130, 209); border: 0px none rgb(25, 130, 209); display: inline; font-style: normal; font-variant: normal; font-weight: bold; font-size: 15px; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(25, 130, 209) none 0px; padding: 0px; text-align: left; text-decoration: initial; word-wrap: break-word;"><font face="inherit" style="border: 0px none rgb(25, 130, 209); color: rgb(25, 130, 209); display: inline; font-style: normal; font-variant: normal; font-weight: bold; font-size: 15px; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(25, 130, 209) none 0px; padding: 0px; text-align: left; text-decoration: initial; word-wrap: break-word;"><a href="http://baike.baidu.com/view/280158.htm" style="border: 0px none rgb(51, 102, 153); color: rgb(51, 102, 153); display: inline; font-style: normal; font-variant: normal; font-weight: bold; font-size: 15px; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(51, 102, 153) none 0px; padding: 0px; text-align: left; text-decoration: underline; word-wrap: break-word;" target="_blank">看门狗</a></font></font>“，用来防止树莓派死机，想过外加单片机，也想过用软件实现软看门狗，但是都不是很可靠，今天发现了一个老外的帖子，原来树莓派的CPU是保护有硬件看门狗的,可以通过安装模块和值守程序来实现看门狗,防止树莓派死机!!!</font></font></p><p style="line-height: 24px; text-align: left; border: 0px none rgb(68, 68, 68); color: rgb(68, 68, 68); display: block; font-style: normal; font-variant: normal; font-weight: bold; font-size: 14px; font-family: Tahoma, Helvetica, SimSun, sans-serif; height: 24px; margin: 0px; outline: rgb(68, 68, 68) none 0px; padding: 0px; text-decoration: initial; width: 757px; word-wrap: break-word;"><font style="color: rgb(55, 55, 55); border: 0px none rgb(55, 55, 55); display: inline; font-style: normal; font-variant: normal; font-weight: bold; font-size: 14px; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(55, 55, 55) none 0px; padding: 0px; text-align: left; text-decoration: initial; word-wrap: break-word;"><font style="font-size: 15px; border: 0px none rgb(55, 55, 55); color: rgb(55, 55, 55); display: inline; font-style: normal; font-variant: normal; font-weight: bold; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(55, 55, 55) none 0px; padding: 0px; text-align: left; text-decoration: initial; word-wrap: break-word;">安装看门狗:</font></font></p><p style="line-height: 24px; text-align: left; border: 0px none rgb(68, 68, 68); color: rgb(68, 68, 68); display: block; font-style: normal; font-variant: normal; font-weight: bold; font-size: 14px; font-family: Tahoma, Helvetica, SimSun, sans-serif; height: 24px; margin: 0px; outline: rgb(68, 68, 68) none 0px; padding: 0px; text-decoration: initial; width: 757px; word-wrap: break-word;"><font style="color: rgb(55, 55, 55); border: 0px none rgb(55, 55, 55); display: inline; font-style: normal; font-variant: normal; font-weight: bold; font-size: 14px; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(55, 55, 55) none 0px; padding: 0px; text-align: left; text-decoration: initial; word-wrap: break-word;"><font style="font-size: 15px; border: 0px none rgb(55, 55, 55); color: rgb(55, 55, 55); display: inline; font-style: normal; font-variant: normal; font-weight: bold; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(55, 55, 55) none 0px; padding: 0px; text-align: left; text-decoration: initial; word-wrap: break-word;">1.加载看门狗模块,编辑/etc/modules文件,添加一行”bcm2708_wdog”</font></font></p></strong><div style="background-image: url(http://bbs.shumeipai.org/static/image/common/codebg.gif); background-attachment: scroll; background-origin: padding-box; background-clip: border-box; background-color: rgb(247, 247, 247); background-size: auto; border: 1px solid rgb(204, 204, 204); color: rgb(102, 102, 102); display: block; font-style: normal; font-variant: normal; font-weight: normal; font-size: 14px; line-height: 21px; font-family: Tahoma, Helvetica, SimSun, sans-serif; height: 60px; margin: 10px 0px; outline: rgb(102, 102, 102) none 0px; overflow: hidden; padding: 10px 0px 5px 10px; text-decoration: initial; width: 745px; word-wrap: break-word; background-position: 0px 0px; background-repeat: no-repeat repeat;"><div style="border: 0px none rgb(102, 102, 102); color: rgb(102, 102, 102); display: block; font-style: normal; font-variant: normal; font-weight: normal; font-size: 14px; line-height: 21px; font-family: Tahoma, Helvetica, SimSun, sans-serif; height: 42px; margin: 0px; outline: rgb(102, 102, 102) none 0px; padding: 0px; text-decoration: initial; width: 745px; word-wrap: break-word;"><ol style="border: 0px none rgb(102, 102, 102); color: rgb(102, 102, 102); display: block; font-style: normal; font-variant: normal; font-weight: normal; font-size: 14px; line-height: 21px; font-family: Tahoma, Helvetica, SimSun, sans-serif; height: 42px; margin: 0px 0px 0px 10px; outline: rgb(102, 102, 102) none 0px; padding: 0px; text-decoration: initial; width: 735px; word-wrap: break-word; list-style: decimal outside none;"><li style="border: 0px none rgb(102, 102, 102); color: rgb(102, 102, 102); display: list-item; font-style: normal; font-variant: normal; font-weight: normal; font-size: 12px; line-height: 21.59375px; font-family: Monaco, Consolas, 'Lucida Console', 'Courier New', serif; height: 21px; margin: 0px 0px 0px 24px; outline: rgb(102, 102, 102) none 0px; padding: 0px 0px 0px 10px; text-align: left; text-decoration: initial; width: 701px; word-wrap: break-word; list-style: decimal-leading-zero outside none;">sudo modprobe bcm2708_wdog<br/> </li><li style="border: 0px none rgb(102, 102, 102); color: rgb(102, 102, 102); display: list-item; font-style: normal; font-variant: normal; font-weight: normal; font-size: 12px; line-height: 21.59375px; font-family: Monaco, Consolas, 'Lucida Console', 'Courier New', serif; height: 21px; margin: 0px 0px 0px 24px; outline: rgb(102, 102, 102) none 0px; padding: 0px 0px 0px 10px; text-align: left; text-decoration: initial; width: 701px; word-wrap: break-word; list-style: decimal-leading-zero outside none;">sudo nano /etc/modules</li></ol></div><em onclick="copycode($('code_V1m'));" style="border: 0px none rgb(51, 102, 153); color: rgb(51, 102, 153); cursor: pointer; display: inline; font-style: normal; font-variant: normal; font-weight: normal; font-size: 12px; line-height: 18px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px 0px 0px 43px; outline: rgb(51, 102, 153) none 0px; padding: 0px; text-decoration: initial; word-wrap: break-word;">复制代码</em></div><strong style="border: 0px none rgb(68, 68, 68); color: rgb(68, 68, 68); display: inline; font-style: normal; font-variant: normal; font-weight: bold; font-size: 14px; line-height: 21px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(68, 68, 68) none 0px; padding: 0px; text-decoration: initial; word-wrap: break-word;"><p style="line-height: 24px; text-align: left; border: 0px none rgb(68, 68, 68); color: rgb(68, 68, 68); display: block; font-style: normal; font-variant: normal; font-weight: bold; font-size: 14px; font-family: Tahoma, Helvetica, SimSun, sans-serif; height: 66px; margin: 0px; outline: rgb(68, 68, 68) none 0px; padding: 0px; text-decoration: initial; width: 757px; word-wrap: break-word;"><font style="color: rgb(55, 55, 55); border: 0px none rgb(55, 55, 55); display: inline; font-style: normal; font-variant: normal; font-weight: bold; font-size: 14px; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(55, 55, 55) none 0px; padding: 0px; text-align: left; text-decoration: initial; word-wrap: break-word;"><font style="font-size: 15px; border: 0px none rgb(55, 55, 55); color: rgb(55, 55, 55); display: inline; font-style: normal; font-variant: normal; font-weight: bold; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(55, 55, 55) none 0px; padding: 0px; text-align: left; text-decoration: initial; word-wrap: break-word;"><font style="color: rgb(25, 130, 209); border: 0px none rgb(25, 130, 209); display: inline; font-style: normal; font-variant: normal; font-weight: bold; font-size: 15px; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(25, 130, 209) none 0px; padding: 0px; text-align: left; text-decoration: initial; word-wrap: break-word;"><font face="inherit" style="border: 0px none rgb(25, 130, 209); color: rgb(25, 130, 209); display: inline; font-style: normal; font-variant: normal; font-weight: bold; font-size: 15px; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(25, 130, 209) none 0px; padding: 0px; text-align: left; text-decoration: initial; word-wrap: break-word;"><a href="http://ukonline2000.com/?attachment_id=118" style="border: 0px none rgb(51, 102, 153); color: rgb(51, 102, 153); display: inline; font-style: normal; font-variant: normal; font-weight: bold; font-size: 15px; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(51, 102, 153) none 0px; padding: 0px; text-align: left; text-decoration: underline; word-wrap: break-word;" target="_blank"><img alt="" border="0" class="zoom" height="66" id="aimg_d7gT7" onclick="zoom(this, this.src, 0, 0, 0)" src="http://files.note.sdo.com/M5cEN~kf-bJgLX02E005y5" style="width: 300px; height: 66px; float: none; background-image: none; background-attachment: scroll; background-origin: padding-box; background-clip: border-box; background-color: rgba(0, 0, 0, 0); background-size: auto; background-position: 0% 0%; background-repeat: repeat repeat;" width="300"/></a></font></font></font></font></p><br/> *（外链图片未本地化）* <p style="line-height: 24px; text-align: left; border: 0px none rgb(68, 68, 68); color: rgb(68, 68, 68); display: block; font-style: normal; font-variant: normal; font-weight: bold; font-size: 14px; font-family: Tahoma, Helvetica, SimSun, sans-serif; height: 24px; margin: 0px; outline: rgb(68, 68, 68) none 0px; padding: 0px; text-decoration: initial; width: 757px; word-wrap: break-word;"><font style="color: rgb(55, 55, 55); border: 0px none rgb(55, 55, 55); display: inline; font-style: normal; font-variant: normal; font-weight: bold; font-size: 14px; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(55, 55, 55) none 0px; padding: 0px; text-align: left; text-decoration: initial; word-wrap: break-word;"><font style="font-size: 15px; border: 0px none rgb(55, 55, 55); color: rgb(55, 55, 55); display: inline; font-style: normal; font-variant: normal; font-weight: bold; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(55, 55, 55) none 0px; padding: 0px; text-align: left; text-decoration: initial; word-wrap: break-word;">2.安装系统配置软件和看门狗程序</font></font></p></strong><div style="background-image: url(http://bbs.shumeipai.org/static/image/common/codebg.gif); background-attachment: scroll; background-origin: padding-box; background-clip: border-box; background-color: rgb(247, 247, 247); background-size: auto; border: 1px solid rgb(204, 204, 204); color: rgb(102, 102, 102); display: block; font-style: normal; font-variant: normal; font-weight: normal; font-size: 14px; line-height: 21px; font-family: Tahoma, Helvetica, SimSun, sans-serif; height: 60px; margin: 10px 0px; outline: rgb(102, 102, 102) none 0px; overflow: hidden; padding: 10px 0px 5px 10px; text-decoration: initial; width: 745px; word-wrap: break-word; background-position: 0px 0px; background-repeat: no-repeat repeat;"><div style="border: 0px none rgb(102, 102, 102); color: rgb(102, 102, 102); display: block; font-style: normal; font-variant: normal; font-weight: normal; font-size: 14px; line-height: 21px; font-family: Tahoma, Helvetica, SimSun, sans-serif; height: 42px; margin: 0px; outline: rgb(102, 102, 102) none 0px; padding: 0px; text-decoration: initial; width: 745px; word-wrap: break-word;"><ol style="border: 0px none rgb(102, 102, 102); color: rgb(102, 102, 102); display: block; font-style: normal; font-variant: normal; font-weight: normal; font-size: 14px; line-height: 21px; font-family: Tahoma, Helvetica, SimSun, sans-serif; height: 42px; margin: 0px 0px 0px 10px; outline: rgb(102, 102, 102) none 0px; padding: 0px; text-decoration: initial; width: 735px; word-wrap: break-word; list-style: decimal outside none;"><li style="border: 0px none rgb(102, 102, 102); color: rgb(102, 102, 102); display: list-item; font-style: normal; font-variant: normal; font-weight: normal; font-size: 12px; line-height: 21.59375px; font-family: Monaco, Consolas, 'Lucida Console', 'Courier New', serif; height: 21px; margin: 0px 0px 0px 24px; outline: rgb(102, 102, 102) none 0px; padding: 0px 0px 0px 10px; text-align: left; text-decoration: initial; width: 701px; word-wrap: break-word; list-style: decimal-leading-zero outside none;">sudo apt-get install chkconfig<br/> </li><li style="border: 0px none rgb(102, 102, 102); color: rgb(102, 102, 102); display: list-item; font-style: normal; font-variant: normal; font-weight: normal; font-size: 12px; line-height: 21.59375px; font-family: Monaco, Consolas, 'Lucida Console', 'Courier New', serif; height: 21px; margin: 0px 0px 0px 24px; outline: rgb(102, 102, 102) none 0px; padding: 0px 0px 0px 10px; text-align: left; text-decoration: initial; width: 701px; word-wrap: break-word; list-style: decimal-leading-zero outside none;">sudo apt-get install watchdog</li></ol></div><em onclick="copycode($('code_eC2'));" style="border: 0px none rgb(51, 102, 153); color: rgb(51, 102, 153); cursor: pointer; display: inline; font-style: normal; font-variant: normal; font-weight: normal; font-size: 12px; line-height: 18px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px 0px 0px 43px; outline: rgb(51, 102, 153) none 0px; padding: 0px; text-decoration: initial; word-wrap: break-word;">复制代码</em></div><strong style="border: 0px none rgb(68, 68, 68); color: rgb(68, 68, 68); display: inline; font-style: normal; font-variant: normal; font-weight: bold; font-size: 14px; line-height: 21px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(68, 68, 68) none 0px; padding: 0px; text-decoration: initial; word-wrap: break-word;"><p style="line-height: 24px; text-align: left; border: 0px none rgb(68, 68, 68); color: rgb(68, 68, 68); display: block; font-style: normal; font-variant: normal; font-weight: bold; font-size: 14px; font-family: Tahoma, Helvetica, SimSun, sans-serif; height: 96px; margin: 0px; outline: rgb(68, 68, 68) none 0px; padding: 0px; text-decoration: initial; width: 757px; word-wrap: break-word;"><font style="color: rgb(55, 55, 55); border: 0px none rgb(55, 55, 55); display: inline; font-style: normal; font-variant: normal; font-weight: bold; font-size: 14px; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(55, 55, 55) none 0px; padding: 0px; text-align: left; text-decoration: initial; word-wrap: break-word;"><font style="font-size: 15px; border: 0px none rgb(55, 55, 55); color: rgb(55, 55, 55); display: inline; font-style: normal; font-variant: normal; font-weight: bold; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(55, 55, 55) none 0px; padding: 0px; text-align: left; text-decoration: initial; word-wrap: break-word;"><font style="color: rgb(25, 130, 209); border: 0px none rgb(25, 130, 209); display: inline; font-style: normal; font-variant: normal; font-weight: bold; font-size: 15px; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(25, 130, 209) none 0px; padding: 0px; text-align: left; text-decoration: initial; word-wrap: break-word;"><font face="inherit" style="border: 0px none rgb(25, 130, 209); color: rgb(25, 130, 209); display: inline; font-style: normal; font-variant: normal; font-weight: bold; font-size: 15px; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(25, 130, 209) none 0px; padding: 0px; text-align: left; text-decoration: initial; word-wrap: break-word;"><a href="http://ukonline2000.com/?attachment_id=119" style="border: 0px none rgb(51, 102, 153); color: rgb(51, 102, 153); display: inline; font-style: normal; font-variant: normal; font-weight: bold; font-size: 15px; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(51, 102, 153) none 0px; padding: 0px; text-align: left; text-decoration: underline; word-wrap: break-word;" target="_blank"><img alt="" border="0" class="zoom" height="96" id="aimg_lSsd9" onclick="zoom(this, this.src, 0, 0, 0)" src="http://files.note.sdo.com/M5cEN~kf-bJgLX02E005y7" style="width: 300px; height: 96px; float: none; background-image: none; background-attachment: scroll; background-origin: padding-box; background-clip: border-box; background-color: rgba(0, 0, 0, 0); background-size: auto; background-position: 0% 0%; background-repeat: repeat repeat;" width="300"/></a></font></font></font></font></p><p style="line-height: 24px; text-align: left; border: 0px none rgb(68, 68, 68); color: rgb(68, 68, 68); display: block; font-style: normal; font-variant: normal; font-weight: bold; font-size: 14px; font-family: Tahoma, Helvetica, SimSun, sans-serif; height: 96px; margin: 0px; outline: rgb(68, 68, 68) none 0px; padding: 0px; text-decoration: initial; width: 757px; word-wrap: break-word;"><font style="color: rgb(55, 55, 55); border: 0px none rgb(55, 55, 55); display: inline; font-style: normal; font-variant: normal; font-weight: bold; font-size: 14px; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(55, 55, 55) none 0px; padding: 0px; text-align: left; text-decoration: initial; word-wrap: break-word;"><font style="font-size: 15px; border: 0px none rgb(55, 55, 55); color: rgb(55, 55, 55); display: inline; font-style: normal; font-variant: normal; font-weight: bold; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(55, 55, 55) none 0px; padding: 0px; text-align: left; text-decoration: initial; word-wrap: break-word;"><font style="color: rgb(25, 130, 209); border: 0px none rgb(25, 130, 209); display: inline; font-style: normal; font-variant: normal; font-weight: bold; font-size: 15px; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(25, 130, 209) none 0px; padding: 0px; text-align: left; text-decoration: initial; word-wrap: break-word;"><font face="inherit" style="border: 0px none rgb(25, 130, 209); color: rgb(25, 130, 209); display: inline; font-style: normal; font-variant: normal; font-weight: bold; font-size: 15px; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(25, 130, 209) none 0px; padding: 0px; text-align: left; text-decoration: initial; word-wrap: break-word;"><a href="http://ukonline2000.com/?attachment_id=120" style="border: 0px none rgb(51, 102, 153); color: rgb(51, 102, 153); display: inline; font-style: normal; font-variant: normal; font-weight: bold; font-size: 15px; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(51, 102, 153) none 0px; padding: 0px; text-align: left; text-decoration: underline; word-wrap: break-word;" target="_blank"><img alt="" border="0" class="zoom" height="96" id="aimg_S17lt" onclick="zoom(this, this.src, 0, 0, 0)" src="http://files.note.sdo.com/M5cEN~kf-bJgLX02E005y9" style="width: 300px; height: 96px; float: none; background-image: none; background-attachment: scroll; background-origin: padding-box; background-clip: border-box; background-color: rgba(0, 0, 0, 0); background-size: auto; background-position: 0% 0%; background-repeat: repeat repeat;" width="300"/></a></font></font></font></font></p><br/> *（外链图片未本地化）* <p style="line-height: 24px; text-align: left; border: 0px none rgb(68, 68, 68); color: rgb(68, 68, 68); display: block; font-style: normal; font-variant: normal; font-weight: bold; font-size: 14px; font-family: Tahoma, Helvetica, SimSun, sans-serif; height: 24px; margin: 0px; outline: rgb(68, 68, 68) none 0px; padding: 0px; text-decoration: initial; width: 757px; word-wrap: break-word;"><font style="color: rgb(55, 55, 55); border: 0px none rgb(55, 55, 55); display: inline; font-style: normal; font-variant: normal; font-weight: bold; font-size: 14px; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(55, 55, 55) none 0px; padding: 0px; text-align: left; text-decoration: initial; word-wrap: break-word;"><font style="font-size: 15px; border: 0px none rgb(55, 55, 55); color: rgb(55, 55, 55); display: inline; font-style: normal; font-variant: normal; font-weight: bold; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(55, 55, 55) none 0px; padding: 0px; text-align: left; text-decoration: initial; word-wrap: break-word;">3.配置看门狗程序，编辑“/etc/watchdog.conf”文件</font></font></p></strong><div style="background-image: url(http://bbs.shumeipai.org/static/image/common/codebg.gif); background-attachment: scroll; background-origin: padding-box; background-clip: border-box; background-color: rgb(247, 247, 247); background-size: auto; border: 1px solid rgb(204, 204, 204); color: rgb(102, 102, 102); display: block; font-style: normal; font-variant: normal; font-weight: normal; font-size: 14px; line-height: 21px; font-family: Tahoma, Helvetica, SimSun, sans-serif; height: 39px; margin: 10px 0px; outline: rgb(102, 102, 102) none 0px; overflow: hidden; padding: 10px 0px 5px 10px; text-decoration: initial; width: 745px; word-wrap: break-word; background-position: 0px 0px; background-repeat: no-repeat repeat;"><div style="border: 0px none rgb(102, 102, 102); color: rgb(102, 102, 102); display: block; font-style: normal; font-variant: normal; font-weight: normal; font-size: 14px; line-height: 21px; font-family: Tahoma, Helvetica, SimSun, sans-serif; height: 21px; margin: 0px; outline: rgb(102, 102, 102) none 0px; padding: 0px; text-decoration: initial; width: 745px; word-wrap: break-word;"><ol style="border: 0px none rgb(102, 102, 102); color: rgb(102, 102, 102); display: block; font-style: normal; font-variant: normal; font-weight: normal; font-size: 14px; line-height: 21px; font-family: Tahoma, Helvetica, SimSun, sans-serif; height: 21px; margin: 0px 0px 0px 10px; outline: rgb(102, 102, 102) none 0px; padding: 0px; text-decoration: initial; width: 735px; word-wrap: break-word; list-style: decimal outside none;"><li style="border: 0px none rgb(102, 102, 102); color: rgb(102, 102, 102); display: list-item; font-style: normal; font-variant: normal; font-weight: normal; font-size: 12px; line-height: 21.59375px; font-family: Monaco, Consolas, 'Lucida Console', 'Courier New', serif; height: 21px; margin: 0px 0px 0px 24px; outline: rgb(102, 102, 102) none 0px; padding: 0px 0px 0px 10px; text-align: left; text-decoration: initial; width: 701px; word-wrap: break-word; list-style: decimal-leading-zero outside none;">sudo nano /etc/watchdog.conf</li></ol></div><em onclick="copycode($('code_ckK'));" style="border: 0px none rgb(51, 102, 153); color: rgb(51, 102, 153); cursor: pointer; display: inline; font-style: normal; font-variant: normal; font-weight: normal; font-size: 12px; line-height: 18px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px 0px 0px 43px; outline: rgb(51, 102, 153) none 0px; padding: 0px; text-decoration: initial; word-wrap: break-word;">复制代码</em></div><strong style="border: 0px none rgb(68, 68, 68); color: rgb(68, 68, 68); display: inline; font-style: normal; font-variant: normal; font-weight: bold; font-size: 14px; line-height: 21px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(68, 68, 68) none 0px; padding: 0px; text-decoration: initial; word-wrap: break-word;"><p style="line-height: 24px; text-align: left; border: 0px none rgb(68, 68, 68); color: rgb(68, 68, 68); display: block; font-style: normal; font-variant: normal; font-weight: bold; font-size: 14px; font-family: Tahoma, Helvetica, SimSun, sans-serif; height: 24px; margin: 0px; outline: rgb(68, 68, 68) none 0px; padding: 0px; text-decoration: initial; width: 757px; word-wrap: break-word;"><font style="color: rgb(55, 55, 55); border: 0px none rgb(55, 55, 55); display: inline; font-style: normal; font-variant: normal; font-weight: bold; font-size: 14px; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(55, 55, 55) none 0px; padding: 0px; text-align: left; text-decoration: initial; word-wrap: break-word;"><font style="font-size: 15px; border: 0px none rgb(55, 55, 55); color: rgb(55, 55, 55); display: inline; font-style: normal; font-variant: normal; font-weight: bold; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(55, 55, 55) none 0px; padding: 0px; text-align: left; text-decoration: initial; word-wrap: break-word;">去掉 watchdog-device = /dev/watchdog 前的#号，让看门狗设备对应树莓派的硬件看门狗</font></font></p><p style="line-height: 24px; text-align: left; border: 0px none rgb(68, 68, 68); color: rgb(68, 68, 68); display: block; font-style: normal; font-variant: normal; font-weight: bold; font-size: 14px; font-family: Tahoma, Helvetica, SimSun, sans-serif; height: 36px; margin: 0px; outline: rgb(68, 68, 68) none 0px; padding: 0px; text-decoration: initial; width: 757px; word-wrap: break-word;"><font style="color: rgb(55, 55, 55); border: 0px none rgb(55, 55, 55); display: inline; font-style: normal; font-variant: normal; font-weight: bold; font-size: 14px; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(55, 55, 55) none 0px; padding: 0px; text-align: left; text-decoration: initial; word-wrap: break-word;"><font style="font-size: 15px; border: 0px none rgb(55, 55, 55); color: rgb(55, 55, 55); display: inline; font-style: normal; font-variant: normal; font-weight: bold; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(55, 55, 55) none 0px; padding: 0px; text-align: left; text-decoration: initial; word-wrap: break-word;"><font style="color: rgb(25, 130, 209); border: 0px none rgb(25, 130, 209); display: inline; font-style: normal; font-variant: normal; font-weight: bold; font-size: 15px; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(25, 130, 209) none 0px; padding: 0px; text-align: left; text-decoration: initial; word-wrap: break-word;"><font face="inherit" style="border: 0px none rgb(25, 130, 209); color: rgb(25, 130, 209); display: inline; font-style: normal; font-variant: normal; font-weight: bold; font-size: 15px; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(25, 130, 209) none 0px; padding: 0px; text-align: left; text-decoration: initial; word-wrap: break-word;"><a href="http://ukonline2000.com/?attachment_id=121" style="border: 0px none rgb(51, 102, 153); color: rgb(51, 102, 153); display: inline; font-style: normal; font-variant: normal; font-weight: bold; font-size: 15px; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(51, 102, 153) none 0px; padding: 0px; text-align: left; text-decoration: underline; word-wrap: break-word;" target="_blank"><img alt="" border="0" class="zoom" height="36" id="aimg_JiRpJ" onclick="zoom(this, this.src, 0, 0, 0)" src="http://files.note.sdo.com/M5cEN~kf-bJgLX02E005yb" style="width: 283px; height: 36px; float: none; background-image: none; background-attachment: scroll; background-origin: padding-box; background-clip: border-box; background-color: rgba(0, 0, 0, 0); background-size: auto; background-position: 0% 0%; background-repeat: repeat repeat;" width="283"/></a></font></font></font></font></p><p style="line-height: 24px; text-align: left; border: 0px none rgb(68, 68, 68); color: rgb(68, 68, 68); display: block; font-style: normal; font-variant: normal; font-weight: bold; font-size: 14px; font-family: Tahoma, Helvetica, SimSun, sans-serif; height: 24px; margin: 0px; outline: rgb(68, 68, 68) none 0px; padding: 0px; text-decoration: initial; width: 757px; word-wrap: break-word;"><font style="color: rgb(55, 55, 55); border: 0px none rgb(55, 55, 55); display: inline; font-style: normal; font-variant: normal; font-weight: bold; font-size: 14px; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(55, 55, 55) none 0px; padding: 0px; text-align: left; text-decoration: initial; word-wrap: break-word;"><font style="font-size: 15px; border: 0px none rgb(55, 55, 55); color: rgb(55, 55, 55); display: inline; font-style: normal; font-variant: normal; font-weight: bold; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(55, 55, 55) none 0px; padding: 0px; text-align: left; text-decoration: initial; word-wrap: break-word;">去掉 max-load-1 = 24 前的#号，当1分钟load进程超过24个的时候就会重启</font></font></p><p style="line-height: 24px; text-align: left; border: 0px none rgb(68, 68, 68); color: rgb(68, 68, 68); display: block; font-style: normal; font-variant: normal; font-weight: bold; font-size: 14px; font-family: Tahoma, Helvetica, SimSun, sans-serif; height: 90px; margin: 0px; outline: rgb(68, 68, 68) none 0px; padding: 0px; text-decoration: initial; width: 757px; word-wrap: break-word;"><font style="color: rgb(55, 55, 55); border: 0px none rgb(55, 55, 55); display: inline; font-style: normal; font-variant: normal; font-weight: bold; font-size: 14px; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(55, 55, 55) none 0px; padding: 0px; text-align: left; text-decoration: initial; word-wrap: break-word;"><font style="font-size: 15px; border: 0px none rgb(55, 55, 55); color: rgb(55, 55, 55); display: inline; font-style: normal; font-variant: normal; font-weight: bold; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(55, 55, 55) none 0px; padding: 0px; text-align: left; text-decoration: initial; word-wrap: break-word;"><font style="color: rgb(25, 130, 209); border: 0px none rgb(25, 130, 209); display: inline; font-style: normal; font-variant: normal; font-weight: bold; font-size: 15px; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(25, 130, 209) none 0px; padding: 0px; text-align: left; text-decoration: initial; word-wrap: break-word;"><font face="inherit" style="border: 0px none rgb(25, 130, 209); color: rgb(25, 130, 209); display: inline; font-style: normal; font-variant: normal; font-weight: bold; font-size: 15px; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(25, 130, 209) none 0px; padding: 0px; text-align: left; text-decoration: initial; word-wrap: break-word;"><a href="http://ukonline2000.com/?attachment_id=122" style="border: 0px none rgb(51, 102, 153); color: rgb(51, 102, 153); display: inline; font-style: normal; font-variant: normal; font-weight: bold; font-size: 15px; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(51, 102, 153) none 0px; padding: 0px; text-align: left; text-decoration: underline; word-wrap: break-word;" target="_blank"><img alt="" border="0" class="zoom" height="90" id="aimg_Ta7z3" onclick="zoom(this, this.src, 0, 0, 0)" onmouseover="img_onmouseoverfunc(this)" src="http://files.note.sdo.com/M5cEN~kf-bJgLX02E005yf" style="cursor: pointer; width: 600px; height: 90px; float: none; background-image: none; background-attachment: scroll; background-origin: padding-box; background-clip: border-box; background-color: rgba(0, 0, 0, 0); background-size: auto; background-position: 0% 0%; background-repeat: repeat repeat;" width="600"/></a></font></font></font></font></p><p style="line-height: 24px; text-align: left; border: 0px none rgb(68, 68, 68); color: rgb(68, 68, 68); display: block; font-style: normal; font-variant: normal; font-weight: bold; font-size: 14px; font-family: Tahoma, Helvetica, SimSun, sans-serif; height: 192px; margin: 0px; outline: rgb(68, 68, 68) none 0px; padding: 0px; text-decoration: initial; width: 757px; word-wrap: break-word;"><font style="color: rgb(55, 55, 55); border: 0px none rgb(55, 55, 55); display: inline; font-style: normal; font-variant: normal; font-weight: bold; font-size: 14px; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(55, 55, 55) none 0px; padding: 0px; text-align: left; text-decoration: initial; word-wrap: break-word;"><font style="font-size: 15px; border: 0px none rgb(55, 55, 55); color: rgb(55, 55, 55); display: inline; font-style: normal; font-variant: normal; font-weight: bold; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(55, 55, 55) none 0px; padding: 0px; text-align: left; text-decoration: initial; word-wrap: break-word;">还可以设置高温复位：<br/> *（外链图片未本地化）* 去掉<br/> temperature-device =<br/> max-temperature = 120<br/> 前的#号，改为<br/> temperature-device = /sys/class/thermal/thermal_zone0/temp<br/> max-temperature = 80000<br/> 温度超过80度就会引起重启，保护CPU</font></font></p><p style="line-height: 24px; text-align: left; border: 0px none rgb(68, 68, 68); color: rgb(68, 68, 68); display: block; font-style: normal; font-variant: normal; font-weight: bold; font-size: 14px; font-family: Tahoma, Helvetica, SimSun, sans-serif; height: 46px; margin: 0px; outline: rgb(68, 68, 68) none 0px; padding: 0px; text-decoration: initial; width: 757px; word-wrap: break-word;"><font style="color: rgb(55, 55, 55); border: 0px none rgb(55, 55, 55); display: inline; font-style: normal; font-variant: normal; font-weight: bold; font-size: 14px; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(55, 55, 55) none 0px; padding: 0px; text-align: left; text-decoration: initial; word-wrap: break-word;"><font style="font-size: 15px; border: 0px none rgb(55, 55, 55); color: rgb(55, 55, 55); display: inline; font-style: normal; font-variant: normal; font-weight: bold; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(55, 55, 55) none 0px; padding: 0px; text-align: left; text-decoration: initial; word-wrap: break-word;"><font style="color: rgb(25, 130, 209); border: 0px none rgb(25, 130, 209); display: inline; font-style: normal; font-variant: normal; font-weight: bold; font-size: 15px; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(25, 130, 209) none 0px; padding: 0px; text-align: left; text-decoration: initial; word-wrap: break-word;"><font face="inherit" style="border: 0px none rgb(25, 130, 209); color: rgb(25, 130, 209); display: inline; font-style: normal; font-variant: normal; font-weight: bold; font-size: 15px; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(25, 130, 209) none 0px; padding: 0px; text-align: left; text-decoration: initial; word-wrap: break-word;"><a href="http://ukonline2000.com/?attachment_id=123" style="border: 0px none rgb(51, 102, 153); color: rgb(51, 102, 153); display: inline; font-style: normal; font-variant: normal; font-weight: bold; font-size: 15px; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(51, 102, 153) none 0px; padding: 0px; text-align: left; text-decoration: underline; word-wrap: break-word;" target="_blank"><img alt="" border="0" class="zoom" height="46" id="aimg_x1H1t" onclick="zoom(this, this.src, 0, 0, 0)" src="http://files.note.sdo.com/M5cEN~kf-bJgLX02E005yh" style="width: 559px; height: 46px; float: none; background-image: none; background-attachment: scroll; background-origin: padding-box; background-clip: border-box; background-color: rgba(0, 0, 0, 0); background-size: auto; background-position: 0% 0%; background-repeat: repeat repeat;" width="559"/></a></font></font></font></font></p><p style="line-height: 24px; text-align: left; border: 0px none rgb(68, 68, 68); color: rgb(68, 68, 68); display: block; font-style: normal; font-variant: normal; font-weight: bold; font-size: 14px; font-family: Tahoma, Helvetica, SimSun, sans-serif; height: 24px; margin: 0px; outline: rgb(68, 68, 68) none 0px; padding: 0px; text-decoration: initial; width: 757px; word-wrap: break-word;"><font style="color: rgb(55, 55, 55); border: 0px none rgb(55, 55, 55); display: inline; font-style: normal; font-variant: normal; font-weight: bold; font-size: 14px; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(55, 55, 55) none 0px; padding: 0px; text-align: left; text-decoration: initial; word-wrap: break-word;"><font style="font-size: 15px; border: 0px none rgb(55, 55, 55); color: rgb(55, 55, 55); display: inline; font-style: normal; font-variant: normal; font-weight: bold; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(55, 55, 55) none 0px; padding: 0px; text-align: left; text-decoration: initial; word-wrap: break-word;">配置完后，保存（Ctrl+O），退出（ctrl+x）</font></font></p><p style="line-height: 24px; text-align: left; border: 0px none rgb(68, 68, 68); color: rgb(68, 68, 68); display: block; font-style: normal; font-variant: normal; font-weight: bold; font-size: 14px; font-family: Tahoma, Helvetica, SimSun, sans-serif; height: 24px; margin: 0px; outline: rgb(68, 68, 68) none 0px; padding: 0px; text-decoration: initial; width: 757px; word-wrap: break-word;"><font style="color: rgb(55, 55, 55); border: 0px none rgb(55, 55, 55); display: inline; font-style: normal; font-variant: normal; font-weight: bold; font-size: 14px; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(55, 55, 55) none 0px; padding: 0px; text-align: left; text-decoration: initial; word-wrap: break-word;"><font style="font-size: 15px; border: 0px none rgb(55, 55, 55); color: rgb(55, 55, 55); display: inline; font-style: normal; font-variant: normal; font-weight: bold; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(55, 55, 55) none 0px; padding: 0px; text-align: left; text-decoration: initial; word-wrap: break-word;">4.配置看门狗程序，开机自动运行</font></font></p></strong><div style="background-image: url(http://bbs.shumeipai.org/static/image/common/codebg.gif); background-attachment: scroll; background-origin: padding-box; background-clip: border-box; background-color: rgb(247, 247, 247); background-size: auto; border: 1px solid rgb(204, 204, 204); color: rgb(102, 102, 102); display: block; font-style: normal; font-variant: normal; font-weight: normal; font-size: 14px; line-height: 21px; font-family: Tahoma, Helvetica, SimSun, sans-serif; height: 39px; margin: 10px 0px; outline: rgb(102, 102, 102) none 0px; overflow: hidden; padding: 10px 0px 5px 10px; text-decoration: initial; width: 745px; word-wrap: break-word; background-position: 0px 0px; background-repeat: no-repeat repeat;"><div style="border: 0px none rgb(102, 102, 102); color: rgb(102, 102, 102); display: block; font-style: normal; font-variant: normal; font-weight: normal; font-size: 14px; line-height: 21px; font-family: Tahoma, Helvetica, SimSun, sans-serif; height: 21px; margin: 0px; outline: rgb(102, 102, 102) none 0px; padding: 0px; text-decoration: initial; width: 745px; word-wrap: break-word;"><ol style="border: 0px none rgb(102, 102, 102); color: rgb(102, 102, 102); display: block; font-style: normal; font-variant: normal; font-weight: normal; font-size: 14px; line-height: 21px; font-family: Tahoma, Helvetica, SimSun, sans-serif; height: 21px; margin: 0px 0px 0px 10px; outline: rgb(102, 102, 102) none 0px; padding: 0px; text-decoration: initial; width: 735px; word-wrap: break-word; list-style: decimal outside none;"><li style="border: 0px none rgb(102, 102, 102); color: rgb(102, 102, 102); display: list-item; font-style: normal; font-variant: normal; font-weight: normal; font-size: 12px; line-height: 21.59375px; font-family: Monaco, Consolas, 'Lucida Console', 'Courier New', serif; height: 21px; margin: 0px 0px 0px 24px; outline: rgb(102, 102, 102) none 0px; padding: 0px 0px 0px 10px; text-align: left; text-decoration: initial; width: 701px; word-wrap: break-word; list-style: decimal-leading-zero outside none;">chkconfig watchdog on</li></ol></div><em onclick="copycode($('code_l7H'));" style="border: 0px none rgb(51, 102, 153); color: rgb(51, 102, 153); cursor: pointer; display: inline; font-style: normal; font-variant: normal; font-weight: normal; font-size: 12px; line-height: 18px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px 0px 0px 43px; outline: rgb(51, 102, 153) none 0px; padding: 0px; text-decoration: initial; word-wrap: break-word;">复制代码</em></div><strong style="border: 0px none rgb(68, 68, 68); color: rgb(68, 68, 68); display: inline; font-style: normal; font-variant: normal; font-weight: bold; font-size: 14px; line-height: 21px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(68, 68, 68) none 0px; padding: 0px; text-decoration: initial; word-wrap: break-word;"><p style="line-height: 24px; text-align: left; border: 0px none rgb(68, 68, 68); color: rgb(68, 68, 68); display: block; font-style: normal; font-variant: normal; font-weight: bold; font-size: 14px; font-family: Tahoma, Helvetica, SimSun, sans-serif; height: 24px; margin: 0px; outline: rgb(68, 68, 68) none 0px; padding: 0px; text-decoration: initial; width: 757px; word-wrap: break-word;"><font style="color: rgb(55, 55, 55); border: 0px none rgb(55, 55, 55); display: inline; font-style: normal; font-variant: normal; font-weight: bold; font-size: 14px; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(55, 55, 55) none 0px; padding: 0px; text-align: left; text-decoration: initial; word-wrap: break-word;"><font style="font-size: 15px; border: 0px none rgb(55, 55, 55); color: rgb(55, 55, 55); display: inline; font-style: normal; font-variant: normal; font-weight: bold; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(55, 55, 55) none 0px; padding: 0px; text-align: left; text-decoration: initial; word-wrap: break-word;">5.启动看门狗</font></font></p></strong><div style="background-image: url(http://bbs.shumeipai.org/static/image/common/codebg.gif); background-attachment: scroll; background-origin: padding-box; background-clip: border-box; background-color: rgb(247, 247, 247); background-size: auto; border: 1px solid rgb(204, 204, 204); color: rgb(102, 102, 102); display: block; font-style: normal; font-variant: normal; font-weight: normal; font-size: 14px; line-height: 21px; font-family: Tahoma, Helvetica, SimSun, sans-serif; height: 39px; margin: 10px 0px; outline: rgb(102, 102, 102) none 0px; overflow: hidden; padding: 10px 0px 5px 10px; text-decoration: initial; width: 745px; word-wrap: break-word; background-position: 0px 0px; background-repeat: no-repeat repeat;"><div style="border: 0px none rgb(102, 102, 102); color: rgb(102, 102, 102); display: block; font-style: normal; font-variant: normal; font-weight: normal; font-size: 14px; line-height: 21px; font-family: Tahoma, Helvetica, SimSun, sans-serif; height: 21px; margin: 0px; outline: rgb(102, 102, 102) none 0px; padding: 0px; text-decoration: initial; width: 745px; word-wrap: break-word;"><ol style="border: 0px none rgb(102, 102, 102); color: rgb(102, 102, 102); display: block; font-style: normal; font-variant: normal; font-weight: normal; font-size: 14px; line-height: 21px; font-family: Tahoma, Helvetica, SimSun, sans-serif; height: 21px; margin: 0px 0px 0px 10px; outline: rgb(102, 102, 102) none 0px; padding: 0px; text-decoration: initial; width: 735px; word-wrap: break-word; list-style: decimal outside none;"><li style="border: 0px none rgb(102, 102, 102); color: rgb(102, 102, 102); display: list-item; font-style: normal; font-variant: normal; font-weight: normal; font-size: 12px; line-height: 21.59375px; font-family: Monaco, Consolas, 'Lucida Console', 'Courier New', serif; height: 21px; margin: 0px 0px 0px 24px; outline: rgb(102, 102, 102) none 0px; padding: 0px 0px 0px 10px; text-align: left; text-decoration: initial; width: 701px; word-wrap: break-word; list-style: decimal-leading-zero outside none;">sudo /etc/init.d/watchdog start</li></ol></div><em onclick="copycode($('code_L4p'));" style="border: 0px none rgb(51, 102, 153); color: rgb(51, 102, 153); cursor: pointer; display: inline; font-style: normal; font-variant: normal; font-weight: normal; font-size: 12px; line-height: 18px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px 0px 0px 43px; outline: rgb(51, 102, 153) none 0px; padding: 0px; text-decoration: initial; word-wrap: break-word;">复制代码</em></div><strong style="border: 0px none rgb(68, 68, 68); color: rgb(68, 68, 68); display: inline; font-style: normal; font-variant: normal; font-weight: bold; font-size: 14px; line-height: 21px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(68, 68, 68) none 0px; padding: 0px; text-decoration: initial; word-wrap: break-word;"><p style="line-height: 24px; text-align: left; border: 0px none rgb(68, 68, 68); color: rgb(68, 68, 68); display: block; font-style: normal; font-variant: normal; font-weight: bold; font-size: 14px; font-family: Tahoma, Helvetica, SimSun, sans-serif; height: 48px; margin: 0px; outline: rgb(68, 68, 68) none 0px; padding: 0px; text-decoration: initial; width: 757px; word-wrap: break-word;"><font style="color: rgb(55, 55, 55); border: 0px none rgb(55, 55, 55); display: inline; font-style: normal; font-variant: normal; font-weight: bold; font-size: 14px; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(55, 55, 55) none 0px; padding: 0px; text-align: left; text-decoration: initial; word-wrap: break-word;"><font style="font-size: 15px; border: 0px none rgb(55, 55, 55); color: rgb(55, 55, 55); display: inline; font-style: normal; font-variant: normal; font-weight: bold; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(55, 55, 55) none 0px; padding: 0px; text-align: left; text-decoration: initial; word-wrap: break-word;">到这里就配置完成看门狗了，大家可以试试输入下面的符号，这个符号可以引起树莓派死机，如果看门狗正常的话，等一会就能复位了</font></font></p><p style="line-height: 24px; text-align: left; border: 0px none rgb(68, 68, 68); color: rgb(68, 68, 68); display: block; font-style: normal; font-variant: normal; font-weight: bold; font-size: 14px; font-family: Tahoma, Helvetica, SimSun, sans-serif; height: 60px; margin: 0px; outline: rgb(68, 68, 68) none 0px; padding: 0px; text-decoration: initial; width: 757px; word-wrap: break-word;"><font style="color: rgb(55, 55, 55); border: 0px none rgb(55, 55, 55); display: inline; font-style: normal; font-variant: normal; font-weight: bold; font-size: 14px; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(55, 55, 55) none 0px; padding: 0px; text-align: left; text-decoration: initial; word-wrap: break-word;"><font style="font-size: 15px; border: 0px none rgb(55, 55, 55); color: rgb(55, 55, 55); display: inline; font-style: normal; font-variant: normal; font-weight: bold; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(55, 55, 55) none 0px; padding: 0px; text-align: left; text-decoration: initial; word-wrap: break-word;"><font style="color: rgb(25, 130, 209); border: 0px none rgb(25, 130, 209); display: inline; font-style: normal; font-variant: normal; font-weight: bold; font-size: 15px; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(25, 130, 209) none 0px; padding: 0px; text-align: left; text-decoration: initial; word-wrap: break-word;"><font face="inherit" style="border: 0px none rgb(25, 130, 209); color: rgb(25, 130, 209); display: inline; font-style: normal; font-variant: normal; font-weight: bold; font-size: 15px; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(25, 130, 209) none 0px; padding: 0px; text-align: left; text-decoration: initial; word-wrap: break-word;"><a href="http://ukonline2000.com/?attachment_id=126" style="border: 0px none rgb(51, 102, 153); color: rgb(51, 102, 153); display: inline; font-style: normal; font-variant: normal; font-weight: bold; font-size: 15px; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(51, 102, 153) none 0px; padding: 0px; text-align: left; text-decoration: underline; word-wrap: break-word;" target="_blank"><img alt="" border="0" class="zoom" height="60" id="aimg_tOuV1" onclick="zoom(this, this.src, 0, 0, 0)" src="http://files.note.sdo.com/M5cEN~kf-bJgLX02E005yd" style="width: 196px; height: 60px; float: none; background-image: none; background-attachment: scroll; background-origin: padding-box; background-clip: border-box; background-color: rgba(0, 0, 0, 0); background-size: auto; background-position: 0% 0%; background-repeat: repeat repeat;" width="196"/></a></font></font></font></font></p><p style="line-height: 24px; text-align: left; border: 0px none rgb(68, 68, 68); color: rgb(68, 68, 68); display: block; font-style: normal; font-variant: normal; font-weight: bold; font-size: 14px; font-family: Tahoma, Helvetica, SimSun, sans-serif; height: 24px; margin: 0px; outline: rgb(68, 68, 68) none 0px; padding: 0px; text-decoration: initial; width: 757px; word-wrap: break-word;"><font style="color: rgb(55, 55, 55); border: 0px none rgb(55, 55, 55); display: inline; font-style: normal; font-variant: normal; font-weight: bold; font-size: 14px; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(55, 55, 55) none 0px; padding: 0px; text-align: left; text-decoration: initial; word-wrap: break-word;"><font style="font-size: 15px; border: 0px none rgb(55, 55, 55); color: rgb(55, 55, 55); display: inline; font-style: normal; font-variant: normal; font-weight: bold; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(55, 55, 55) none 0px; padding: 0px; text-align: left; text-decoration: initial; word-wrap: break-word;">最后要感谢原作者的分享：<font style="color: rgb(25, 130, 209); border: 0px none rgb(25, 130, 209); display: inline; font-style: normal; font-variant: normal; font-weight: bold; font-size: 15px; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(25, 130, 209) none 0px; padding: 0px; text-align: left; text-decoration: initial; word-wrap: break-word;"><font face="inherit" style="border: 0px none rgb(25, 130, 209); color: rgb(25, 130, 209); display: inline; font-style: normal; font-variant: normal; font-weight: bold; font-size: 15px; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(25, 130, 209) none 0px; padding: 0px; text-align: left; text-decoration: initial; word-wrap: break-word;"><a href="http://pi.gadgetoid.co.uk/post/001-who-watches-the-watcher" style="border: 0px none rgb(51, 102, 153); color: rgb(51, 102, 153); display: inline; font-style: normal; font-variant: normal; font-weight: bold; font-size: 15px; line-height: 24px; font-family: Tahoma, Helvetica, SimSun, sans-serif; margin: 0px; outline: rgb(51, 102, 153) none 0px; padding: 0px; text-align: left; text-decoration: underline; word-wrap: break-word;" target="_blank">http://pi.gadgetoid.co.uk/post/001-who-watches-the-watcher</a></font></font></font></font></p><br/> *（外链图片未本地化）* </strong><br/> <br/> </td></tr></tbody></table> [狗](http://bbs.shumeipai.org/misc.php?mod=tag&id=187 "狗"), [安装](http://bbs.shumeipai.org/misc.php?mod=tag&id=37 "安装"), [如何](http://bbs.shumeipai.org/misc.php?mod=tag&id=65 "如何")