[ntp:questions] Monitoring FreeBSD temperatures remotely

Richard B. Gilbert rgilbert88 at comcast.net
Sun Apr 11 14:08:15 UTC 2010


David J Taylor wrote:
> I'm trying to correlate the few microseconds NTP offset transient I get 
> in the morning with the temperature of the system (and most likely with 
> the rate of change of temperature).  There seems to be a 
> triangulare-shaped ~7microsecond transient lasting for about an hour 
> when the heating switches on:
> 
>  http://www.satsignal.eu/mrtg/performance_pixie.php
> 
> Do any of the FreeBSD experts out there know if, and how, I might be 
> able to get a temperature measurement of my FreeBSD 8.0 system via SNMP? 
> Ideally, motherboard temperature (Intel D410PT) but disk or CPU 
> temperature would be a start.  I have discovered that the 2.5-inch disk 
> it uses is SMART enabled and does report disk temperature, so tying that 
> in with SNMP so that I can monitor remotely would be a start.....
> 
> My programming skills are mor ein Delphi than C/C++, I'm afraid.
> 
> Thanks,
> David

There are such things as recording thermometers.  They used to be used 
in data centers to monitor the temperature.  ISTR recording hygrometers 
were used to monitor the humidity.  It has been six years since I was 
inside anybodies data center and this may no longer be an accurate 
description.




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