[CentOS] Temperature sensor

Benjamin Franz jfranz at freerun.com
Fri Feb 26 17:01:36 UTC 2010

Bowie Bailey wrote:
> Benjamin Franz wrote:
>> Bowie Bailey wrote:
>>> Does anyone know of a cheap temperature sensor that will work with
>>> Linux?  I don't need a fancy monitoring appliance, I just want a simple
>>> sensor that I can connect to one of my monitoring servers to let me know
>>> if the server room is getting hot
>> There is a good chance that lm-sensors supports your servers with no 
>> additional hardware needed. To configure lm-sensors, run 
>> 'sensors-detect' as root. If your cpu/motherboard is supported you will 
>> be able to read system temps directly either using SNMP or by scraping 
>> 'sensors' output.
> I'm looking for room temperature, not case temperature.
If your goal is simply to know when the server room is getting hot, the 
difference doesn't matter. All you need to know is that it is warmer 
than normal: The case temps will track room temps + some roughly 
constant number of degrees.

Benjamin Franz

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