Hi Again,
I got a reply off-list from someone who is running SL4 and SL5 and the 
/proc/acpi/thermal_zone/ actually has readings in them.  They didn't have to do 
any setup, it was just there.
But they noted that this is only on their Intel machines, and not on any of 
their AMD machines.
Troy

Troy Dawson wrote:
> Hi,
> I have no idea about other distro's, but I haven't found a machine yet running
> SL4 or SL5 that fills in /proc/acpi/thermal_zone/
> The tool in Scientific Linux for finding temperatures, fan speeds, and other
> stuff is lm_sensors.
> To get it setup, make sure it is installed
>    yum install lm_sensors
> Turn it on
>    /etc/init.d/lm_sensors start
> Then run the configuration tool as root
>    /usr/sbin/sensors-detect
> I always just take the defaults, so I just hit return on everything.
> After it is done and written out a config file, restart lm_sensors and see what
> sensors are detected and being monitored
>    /etc/init.d/lm_sensors restart
>    /usr/bin/sensors
> It usually has way more than you care about.  Most people don't care about the
> memory cards that much, so you can edit what get's monitored in
> /etc/sysconfig/lm_sensors
> I can't remember if lm_sensors is on by default or not, but just incase it
> isn't, turn it on by default
>    /sbin/chkconfig --level 345 lm_sensors on
> 
> Troy
> 
> Marcus Ebert wrote:
>> Hello,
>>
>> we have to use SL4.6 on a Dual-OpteronQuadcore system and want to get the
>> thermal info for the cpus.
>> But  /proc/acpi/thermal_zone/ is empty. :(
>> We use kernel 2.6.9-78.0.1.ELsmp.
>> It's working without any problems when installing another linux
>> distribution like Slackware/SLAMD64 - but we should use Scientific
>> Linux....
>> Does anybody know how to get it working?
>>
>> Cheers,
>>  Marcus

-- 
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Troy Dawson  [log in to unmask]  (630)840-6468
Fermilab  ComputingDivision/LCSI/CSI DSS Group
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