Dag-Erling Smørgrav wrote: > Pietro Cerutti <[EMAIL PROTECTED]> writes: >> Could you please try to explain these results? >> >> % sysctl hw.coretemp.tjmax hw.coretemp.delta hw.acpi.thermal.tz0.temperature >> hw.coretemp.tjmax: 100 >> hw.coretemp.delta: -38 >> hw.acpi.thermal.tz0.temperature: 66.8C >> >> Shouldn't hw.coretemp.delta be (hw.coretemp.tjmax - >> hw.acpi.thermal.tz0.temperature)? > > The value reported by hw.acpi.thermal.tz0.temperature most likely comes > from a temperature sensor mounted somewhere on the motherboard, while > hw.coretemp.delta reports the temperature inside the CPU itself. In my > experience, Core-based CPUs run very cool under light load, so the > result does not surprise me. > > here's what coretemp reports on my file server: > > hw.coretemp.tjmax: 100 > hw.coretemp.delta: -46 > > although I believe this is actually one of the CPUs that have an 85°C > Tj(max), giving a core temperature of 39°C and not 54°C (the box has a > 2.4 GHz C2D but spends most of its time barely ticking over at 200 MHz) >
Thanks for clearing it! Regards, > DES -- Pietro Cerutti PGP Public Key: http://gahr.ch/pgp
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