Rafael Ortiz
On Tue, Nov 3, 2009 at 10:54 AM, Mitch Bradley <[email protected]> wrote: > > > Emiliano Pastorino wrote: >> Mitch, >> >> Does q3a15 automatically throttle the processor in case of overheating? > > Yes > >> >> If so, is there a way to check if it is working? cat /proc/cpuinfo maybe? >> >> > > Here is a test you can do with Open Firmware: > > ok show-temperature (cr many > > That command runs the CPU in full-on C0 state - no halts or other > power-saving states - and displays the temperature. If you have no > heat spreader, the temperature will soon rise to 100 degrees C, and then > the throttling will start, maintaining the temperature between 95 and > 100 degrees. With the heat spreader, the temperature should stay much > lower, never reaching the 100 degree throttle point. In my current > setup with the plastic back off, the board with the heat-spreader goes > up to about 45 degrees. Testing with the back plastic on temperature could go to 90, running ok show-temperature (cr many for an hour or more, lets hope the new heat spreader design can lower that threshold. > > There is a way to check the temperature under Linux. It involves the > "lmsensors" package, but I don't know the exact details. > > _______________________________________________ > Devel mailing list > [email protected] > http://lists.laptop.org/listinfo/devel > _______________________________________________ Devel mailing list [email protected] http://lists.laptop.org/listinfo/devel
