Messages in this thread | | | Date | Thu, 03 Nov 2011 17:19:25 +0200 | From | Lars Noodén <> | Subject | Re: Hardware running hot and without the fan |
| |
On 11/03/2011 05:06 PM, Guenter Roeck wrote: > On Thu, 2011-11-03 at 10:25 -0400, Lars Noodén wrote: [snip] >> The one machine reports one fan and the other two fans. I haven't found >> a way to set the fan speed manually. The output from sensors >> is >> https://bugs.launchpad.net/ubuntu/+source/linux/+bug/881593/comments/44 >> and here >> https://bugs.launchpad.net/ubuntu/+source/linux/+bug/881593/comments/47 > > Do the fans actually turn, or is the output bogus ?
The output is bogus, the fans are not turning. On #47 there above, I think the temperatures might be inaccurate, too. Since they'll go up and down as much as 8 degrees in a few seconds.
> You should be able to set the fan speed by writing into the fanX_input > and/or fanX_output sysfs attributes. You find those > in /sys/class/hwmon/hwmon0/device (assuming there is only one hwmon > device).
I can set the fan speed manually. e.g.:
echo 3500 > /sys/class/hwmon/hwmon0/device/fan1_output
That helps some.
/Lars -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |