[Beowulf] SuperMicro and lm_sensors

Lombard, David N dnlombar at ichips.intel.com
Thu Jun 19 14:23:04 PDT 2008

On Thu, Jun 19, 2008 at 11:28:08AM -0700, Bernard Li wrote:
> Hi David:

Hey Bernard!

> On Thu, Jun 19, 2008 at 6:50 AM, Lombard, David N
> <dnlombar at ichips.intel.com> wrote:
> > Did you look for /proc/acpi/thermal_zone/*/temperature  The glob is for
> > your BIOS-defined ID.  If it does exist, that's the value that drives
> > /proc/acpi/thermal_zone/*/trip_points
> >
> > See also /proc/acpi/thermal_zone/*/polling_frequency
> I have always wondered about /proc/acpi/thermal_zone.  I noticed that
> on some servers, the files exist, but on others, that directory is
> empty.  I guess this is dependent on whether the BIOS exposes the
> information to the kernel?  Or are there modules that I need to
> install to get it working?

Yes, a specific config is needed; but, a given kernel that sees it on
one system, it will see it all systems IFF the BIOS sets it up.  For any
distro, it's a BIOS issue.

David N. Lombard, Intel, Irvine, CA
I do not speak for Intel Corporation; all comments are strictly my own.

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