Gentoo Archives: gentoo-laptop

From: Marco Calviani <marco.calviani@×××××.com>
To: gentoo-laptop@l.g.o
Cc: gentoo-user@l.g.o
Subject: Re: [gentoo-laptop] Problem with CPU temperature (Santa Rosa CPU)
Date: Wed, 10 Oct 2007 07:39:29
In Reply to: Re: [gentoo-laptop] Problem with CPU temperature (Santa Rosa CPU) by Beso
Hi Beso,
    actually i'm getting this error:

cat /proc/acpi/thermal_zone/TZ01/polling_frequency
<polling disabled>

cat /proc/acpi/thermal_zone/TZ01/cooling_mode
<setting not supported>


On 10/9/07, Beso <givemesugarr@×××××.com> wrote:
> your thermal doesn't poll.... make it poll like this: > echo "2 seconds" > > /proc/acpi/thermal_zone/THRM/polling_frequency > or wichever thermal zone is in /proc/acpi/thermal_zone. then verify your > trip points in the same THRM directory but in the file trip_points. you > should see something like this: > critical (S5): 105 C > passive: 76 C: tc1=3 tc2=1 tsp=150 devices=CPU0 > active[0]: 67 C: devices= FN1 > active[1]: 57 C: devices= FN2 > > in the eg passive means that your cpu is downclocked since it has passed 76 > degrees C > active [0] means that your fan is triggered to on > active[1] means that the fan is not triggered and it is shut down. > the critical point is when the system shuts down. > if the polling_frequency tweak doesn't work then you have another problem > (eg i had to compile the fan and thermal module included in kernel since > modprobing them would not start the fan). if it works copy the tweak command > and put it in some init script (i put it at the start of /etc/init.d/xdm so > that i'm sure it loads after acpi, since that file doesn't exists without > acpi loaded). > then try installing kima if you're using kde and add the kima kmenu applet > to monitor some things. you should be able to see that the processor hardly > passes 60 degrees while thermal goes high till the passive point and over; > if you monitor also the cpu load and freq you should be able to see how your > processors reacts to programs. remember to also install the klaptopdaemon > since is quite useful in controlling the cpufreq_utils governors and acpi > settings. try also the laptop_mode-tools and see if they can help you have a > better use for your disk. the last thing that you can also install is the > hddtemp for monitoring your disk temperature. > > 2007/10/9, Marco Calviani <marco.calviani@×××××.com>: > > > > Hi list, > > i have a Santa Rosa (Core 2 Duo T7300) Acer AS5720 laptop, and i'm > > getting problems with the temperature of the CPU. In particular i'm > > using the coretemp module for determining the core temperature. > > Normally (using cpufreqd and the "ondemand" governor) the CPU stays at > > nearly 50C (which i think is quite high since in windows , using Core > > Temp it gives about 30C). > > While compiling this increases up to 95-100C (after which it shuts > > down). The problem is that the fan is not spinning up at all! > > What can be the cause of this behaviour? consider that i'm using an up > > to date system with gentoo-sources-2.6.22-r8. > > > > Any help appreciated, > > Regards, > > Marco > > -- > > gentoo-laptop@g.o mailing list > > > > > > > > -- > dott. ing. beso
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Subject Author
Re: [gentoo-laptop] Problem with CPU temperature (Santa Rosa CPU) dexter <dexters84@×××××.com>