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<title><![CDATA[向东博客 专注WEB应用 构架之美 --- 构架之美，在于尽态极妍 | 应用之美，在于药到病除]]></title> 
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<copyright><![CDATA[向东博客 专注WEB应用 构架之美 --- 构架之美，在于尽态极妍 | 应用之美，在于药到病除]]></copyright>
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<title><![CDATA[[实践OK][四核cpu一般温度是多少正常，CentOS下如何查看CPU温度。]]></title> 
<author>jack &lt;xdy108@126.com&gt;</author>
<category><![CDATA[系统架构与硬件]]></category>
<pubDate>Sat, 07 Jun 2014 03:37:23 +0000</pubDate> 
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<![CDATA[ 
	背景：平时没有观注CPU温度，以前都上81度，报警了，今天给超小机箱里的笔记本硬盘给挪动了下让CPU的风能更多的从下面吹到盖板上的孔里吹出来，一看有66-76度之间，查了下好像是正常的。<br/><br/>一、感觉4核心的CPU温度还是下面这个值比较靠谱，特摘录如下：<br/>&nbsp;&nbsp;&nbsp;&nbsp; CPU温度高低不只是跟风扇，机箱内温度和室温都有关。机箱内温度较室温高3-11度正常，过高则因为机箱散热不好。CPU温度较机箱温度应不高于19度，较室温高应在8-21度之间. <br/>一般CPU工作可以在25-75度,闲时40--50度, <br/>较忙时50--65度，全速工作时65--78度，过高会重新启动或死机，60度的温度就有些高，温度在50度以下比较合适。<br/>（个人认为所谓全速：不知是不是CPU 100%的运行？要这样，我这电脑估计得上90度，平时就看个片，上个网，打个游戏也就耗费CPU 2%。）<br/>来自：http://zhidao.baidu.com/link?url=hq144V_BDyEqoBBWIlJlV8OuzU-GnyiK2jXZha3uNGXlRR_fXN4NPXBDwngjKeTfV5de9sJXdkYF-YOQwqo-oa<br/>中立、客观、实践：<br/>http://www.chachaba.com/news/digi/tsj/20130219_112312.html<br/><br/>二、从BIOS里可以设置风扇的是PWM还是恒转速：<br/>　　方法如下：启动电脑--进入bois(多数电脑开机后一直按Del键可以进bois，不行的可以参考你们主板参考书)---选择 power 菜单---pc health 里面即可查看当前处理器等硬件温度<br/><br/>来自：http://product.pconline.com.cn/itbk/diy/cpu/1305/3302995.html<br/><br/>三、笔记本多少正常：<br/>笔记本显卡散热问题应该比笔记本CPU更严重，特别是中高端独立显卡，玩游戏时温度飙涨是难免的事，笔记本显卡的耐热温度是120度，警告温度是90度，通常认为到80度左右是正常的，满载应该在85度左右，如果再高就不太正常了，可能需要加强散热了，或清除灰尘。<br/><br/>来自：http://www.ludashi.com/html/20100610/731.html<br/><br/>二）Linux如何查看CPU温度：<br/>CentOS系列:<br/><br/>1.yum install lm_sensors;<br/><br/>2.sensors-detect&nbsp;&nbsp;#注意:这些命令执行的过程中,需要你 YES/NO/SELECT,直接一路YES,就OK啦!<br/><br/>3.sensors<br/><br/><br/>最后的信息大致如下:<br/>#sensors<br/>nct6776-isa-0a30<br/>Adapter: ISA adapter<br/>Vcore:&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;+0.87 V&nbsp;&nbsp;(min =&nbsp;&nbsp;+0.00 V, max =&nbsp;&nbsp;+1.74 V)<br/>in1:&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;+1.50 V&nbsp;&nbsp;(min =&nbsp;&nbsp;+0.00 V, max =&nbsp;&nbsp;+0.00 V)&nbsp;&nbsp;ALARM<br/>AVCC:&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; +3.22 V&nbsp;&nbsp;(min =&nbsp;&nbsp;+2.98 V, max =&nbsp;&nbsp;+3.63 V)<br/>+3.3V:&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;+3.22 V&nbsp;&nbsp;(min =&nbsp;&nbsp;+2.98 V, max =&nbsp;&nbsp;+3.63 V)<br/>in4:&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;+1.09 V&nbsp;&nbsp;(min =&nbsp;&nbsp;+0.00 V, max =&nbsp;&nbsp;+0.00 V)&nbsp;&nbsp;ALARM<br/>in5:&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;+0.00 V&nbsp;&nbsp;(min =&nbsp;&nbsp;+0.00 V, max =&nbsp;&nbsp;+0.00 V)<br/>in6:&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;+0.62 V&nbsp;&nbsp;(min =&nbsp;&nbsp;+0.00 V, max =&nbsp;&nbsp;+0.00 V)&nbsp;&nbsp;ALARM<br/>3VSB:&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; +3.28 V&nbsp;&nbsp;(min =&nbsp;&nbsp;+2.98 V, max =&nbsp;&nbsp;+3.63 V)<br/>Vbat:&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; +2.96 V&nbsp;&nbsp;(min =&nbsp;&nbsp;+2.70 V, max =&nbsp;&nbsp;+3.63 V)<br/>fan1:&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 0 RPM&nbsp;&nbsp;(min =&nbsp;&nbsp;&nbsp;&nbsp;0 RPM)<br/>fan2:&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 772 RPM&nbsp;&nbsp;(min =&nbsp;&nbsp;&nbsp;&nbsp;0 RPM)<br/>SYSTIN:&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; +57.0°C&nbsp;&nbsp;(high =&nbsp;&nbsp;+0.0°C, hyst =&nbsp;&nbsp;+0.0°C)&nbsp;&nbsp;ALARM&nbsp;&nbsp;sensor = thermistor<br/>CPUTIN:&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;+123.5°C&nbsp;&nbsp;(high = +80.0°C, hyst = +75.0°C)&nbsp;&nbsp;ALARM&nbsp;&nbsp;sensor = CPU diode<br/>AUXTIN:&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; +38.5°C&nbsp;&nbsp;(high = +80.0°C, hyst = +75.0°C)&nbsp;&nbsp;sensor = thermistor<br/>PECI Agent 0:&nbsp;&nbsp; +44.0°C&nbsp;&nbsp;(high = +80.0°C, hyst = +75.0°C)<br/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (crit = +105.0°C)<br/>PCH_CHIP_TEMP:&nbsp;&nbsp; +0.0°C&nbsp;&nbsp;<br/>PCH_CPU_TEMP:&nbsp;&nbsp;&nbsp;&nbsp;+0.0°C&nbsp;&nbsp;<br/>PCH_MCH_TEMP:&nbsp;&nbsp;&nbsp;&nbsp;+0.0°C&nbsp;&nbsp;<br/>intrusion0:&nbsp;&nbsp;&nbsp;&nbsp;OK<br/>intrusion1:&nbsp;&nbsp;&nbsp;&nbsp;OK<br/>beep_enable:&nbsp;&nbsp; disabled<br/><br/>coretemp-isa-0000<br/>Adapter: ISA adapter<br/>Package id 0:&nbsp;&nbsp;+46.0°C&nbsp;&nbsp;(high = +85.0°C, crit = +105.0°C)<br/>Core 0:&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;+43.0°C&nbsp;&nbsp;(high = +85.0°C, crit = +105.0°C)<br/>Core 1:&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;+44.0°C&nbsp;&nbsp;(high = +85.0°C, crit = +105.0°C)<br/>Core 2:&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;+38.0°C&nbsp;&nbsp;(high = +85.0°C, crit = +105.0°C)<br/>Core 3:&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;+36.0°C&nbsp;&nbsp;(high = +85.0°C, crit = +105.0°C)<br/>
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<title><![CDATA[[评论] [实践OK][四核cpu一般温度是多少正常，CentOS下如何查看CPU温度。]]></title> 
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<pubDate>Thu, 01 Jan 1970 00:00:00 +0000</pubDate> 
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