[mythtv-users] OT: Monitoring CPU Temperature

[Mark A Jenks]

> -----Original Message-----
> From: mythtv-users-bounces at mythtv.org 
> [mailto:mythtv-users-bounces at mythtv.org] On Behalf Of Harry Devine
> Sent: Thursday, August 14, 2008 9:39 PM
> To: Discussion about mythtv
> Subject: [mythtv-users] OT: Monitoring CPU Temperature
> 
> Before anyone says it, yes, I checked Gossamer threads for this but 
> didn't see any posts that fit my situation, so I thought I'd 
> ask, even 
> though it's not really Myth specific.  I figured that someone 
> here would 
> have seen this.
> 
> My Myth box has been shutting down unexpectedly recently, and 
> every time 
> I boot it back up, the POST screen says "CPU Fan Error; Press F1 to 
> resume".  I do that and it comes back up.  Once it said that and "CPU 
> Over Temperature error".  So I'm thinking that my CPU fan is 
> having an 
> issue.
> 
> Before I go and buy a new one, a friend suggested that I try 
> and monitor 
> it and I immediately thought "lm_sensors".  So I got that up 
> and running 
> and have a few questions:
> 
> 1) I know that I can run 'sensors' to get the information, 
> but I don't 
> know what to do with it.  I read the docs on the lm-sensors site but 
> couldn't really see anything on this.  If the temp gets too 
> high, can I 
> shut the box down gracefully?  Can I somehow send out an 
> email alert or 
> something?
> 
> 2) I couldn't find a sensors.conf for my motherboard (an ASUS 
> A8N32-SLI 
> Deluxe) on their website, but I did find one that someone 
> made for that 
> board, and I'm using it now (after running 'sensors -s' to load it).
> 
> 3) I ran 'sensors -f' and I see the following output (I'm not really 
> sure if these values are good or bad, or if I should be alarmed):
> k8temp-pci-00c3
> Adapter: PCI adapter
> temp1:      +165°F
> temp3:      +162°F
> 
> it8712-isa-0d00
> Adapter: ISA adapter
> CPU VCore: +1.39 V  (min =  +1.10 V, max =  +1.50 V)  
> +3.3V:     +3.26 V  (min =  +3.14 V, max =  +3.47 V)  
> +5V:       +4.89 V  (min =  +4.76 V, max =  +5.24 V)  
> +12V:     +11.71 V  (min = +11.39 V, max = +12.61 V)  
> CPU Fan:  1171 RPM  (min =    0 RPM, div = 128)         
> Chas Fan:    0 RPM  (min =    0 RPM, div = 128)         
> Power Fan:   0 RPM  (min =    0 RPM, div = 8)         
> CPU Temp:   +154°F  (low  =   +32°F, high =  +140°F)   sensor = 
> thermistor  
> M/B Temp:   +131°F  (low  =   +41°F, high =  +140°F)   sensor = 
> thermistor  
> 

If you have a normal CPU fan, 1200 is pretty low for RPM.  I would guess that you fan is going bad.

-Mark