[Beowulf] lm_sensors and clusters and wrong intel cpu readings

Bernard Li bernard at vanhpc.org
Mon Aug 13 10:42:57 PDT 2012


Hi Vincent:

For what it's worth, Supermicro have their own monitoring tool called
SuperDoctor, you may get slightly different readings from it than from
lm_sensors:

http://www.supermicro.com/products/accessories/software/SuperDoctorIII.cfm

Cheers,

Bernard

On Mon, Aug 13, 2012 at 12:03 AM, Vincent Diepeveen <diep at xs4all.nl> wrote:
> I'll try that - thanks.
>
> Maybe the intels measure in fahrenheit and convert wrong to Celcius
> for lm_sensors.
>
> If they first add 32 (instead of reduce) then multiply by 5 and
> divide by 9,
> that gives roughly 34C difference, which more or less seems to be the
> close to the error it has.
>
>
>
> On Aug 13, 2012, at 5:53 AM, Christopher Samuel wrote:
>
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>> On 09/08/12 17:21, John Hearns wrote:
>>
>>> Use the ipmitool utility to probe the readings from BMC cards
>>> (ILO, DRAC, they're the same thing).
>>
>> We do the same..
>>
>> cheers!
>> Chris
>> - --
>>  Christopher Samuel        Senior Systems Administrator
>>  VLSCI - Victorian Life Sciences Computation Initiative
>>  Email: samuel at unimelb.edu.au Phone: +61 (0)3 903 55545
>>  http://www.vlsci.org.au/      http://twitter.com/vlsci
>>
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