From mboxrd@z Thu Jan 1 00:00:00 1970 From: Philipp Kraus Date: Sat, 30 Jun 2012 14:37:28 +0000 Subject: Re: [lm-sensors] CPU fan with full speed Message-Id: List-Id: References: In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable To: lm-sensors@vger.kernel.org On 2012-06-30 16:21:25 +0200, Guenter Roeck said: > On Sat, Jun 30, 2012 at 04:06:39PM +0200, Philipp Kraus wrote: >> On 2012-06-30 15:41:06 +0200, Guenter Roeck said: >>=20 >>> On Sat, Jun 30, 2012 at 07:52:06AM +0200, Philipp Kraus wrote: >>>> Hello, >>>>=20 >>>> I'm using on a dual xeon system lmsensors and pwmconfig for listing >>>> and controlling the fan speed. >>>> Lmsensors is configurated and checks the temperature of the CPUs, >>>> but the fans rotate every time with >>>> full speed: >>>>=20 >>>> CPU1 Fan: 5555 RPM (min =3D 2000 RPM) >>>> CPU2 Fan: 5895 RPM (min =3D 2000 RPM) >>>>=20 >>>> CPU 1 Temp: +50.0 C (high =3D +75.0 C, hyst =3D +60.0 C) sensor = =3D Intel PECI >>>> CPU 2 Temp: +53.0 C (high =3D +75.0 C, hyst =3D +60.0 C) sensor = =3D Intel PECI >>>>=20 >>>> On booting up the fans have got around 2000 RPMs but some minuts the >>>> system speeds up on idle status >>>> Can you help me please to configure the options correctly, that the >>>> RPMs are only gown up if needed? >>>>=20 >>> Hi Phil, >>>=20 >>> imagine you are an expert in the area. Then imagine someone sends you t= his >>> e-mail. Do you think you would be able to help based on the information= in the >>> e-mail ? >>>=20 >>> Or, in other words, please provide sufficient information for >>> people to actually >>> be able to help. Kernel version, lm-sensors version, complete sensors c= ommand >>> output, and all relevant configuration (including pwm configuration) wo= uld be >>> a start. >>=20 >>=20 >> Sorry my mistake, I have forgot to past the full data (it was a >> little bit early on this morning and I was tired): >>=20 >> kernel version 3.2.11 >> lm sensors 3.3.1 >> Gentoo Linux 64 Bit >>=20 >> pmwconfig found this devices >> hwmon0/device is i5k_amb >> hwmon1/device is w83793 >>=20 >> which are also used on lm sensors. The sensors config has stored >> only the min/max values (the min values on the CPUs are set to 2000 >> RPM), >> labels and some ignore values >>=20 >> Only the two kernel modules are build >> CONFIG_SENSORS_I5K_AMB=3Dm >> CONFIG_SENSORS_W83793=3Dm >> all other are disabled >>=20 >> I hope this additional kernel modules are helpful: >> CONFIG_THERMAL=3Dm >> CONFIG_THERMAL_HWMON=3Dy >> CONFIG_X86_THERMAL_VECTOR=3Dy >> CONFIG_ACPI_THERMAL=3Dm >>=20 >> I don't know which option can be modifies to change this settings >> and where I can start my search to find the problem. If I boot up >> the system the CPU >> fans do some "pulse", so the speed rises up and slows down, rise up, ...= .... >> If I run only once sensors the pulse is gone away, but the RPM increses >>=20 > Do you have "fancontrol" running ? If yes, pelase provide the configurati= on > file. Also, please provide output of "grep . /sys/class/hwmon/hwmon1/devi= ce/*" > and the output of the "sensors" command. sensors shows: i5k_amb-isa-0000 Adapter: ISA adapter Ch. 0 DIMM 0: +71.5 C (low =3D +92.0 C, high =3D +124.0 C) Ch. 0 DIMM 1: +72.0 C (low =3D +102.0 C, high =3D +124.0 C) Ch. 1 DIMM 0: +73.5 C (low =3D +92.0 C, high =3D +124.0 C) Ch. 1 DIMM 1: +65.0 C (low =3D +102.0 C, high =3D +124.0 C) w83793-i2c-0-2f Adapter: SMBus I801 adapter at 1100 VcoreA: +1.07 V (min =3D +0.93 V, max =3D +1.49 V) VcoreB: +1.07 V (min =3D +0.93 V, max =3D +1.49 V) in2: +1.01 V (min =3D +1.00 V, max =3D +1.33 V) in3: +0.53 V (min =3D +0.38 V, max =3D +0.69 V) in4: +0.56 V (min =3D +0.50 V, max =3D +1.65 V) in5: +3.41 V (min =3D +2.96 V, max =3D +3.63 V) in6: +0.99 V (min =3D +0.90 V, max =3D +1.10 V) +5V: +5.07 V (min =3D +4.52 V, max =3D +5.50 V) 5VSB: +5.12 V (min =3D +4.52 V, max =3D +5.50 V) Vbat: +3.23 V (min =3D +2.70 V, max =3D +3.30 V) Front Fan1: 1914 RPM (min =3D 1500 RPM) Front Fan2: 2076 RPM (min =3D 1500 RPM) Rear Fan1: 1277 RPM (min =3D 900 RPM) CPU1 Fan: 6250 RPM (min =3D 2000 RPM) CPU2 Fan: 6221 RPM (min =3D 2000 RPM) CPU 1 Temp: +52.0 C (high =3D +75.0 C, hyst =3D +60.0 C) sensor =3D Int= el PECI CPU 2 Temp: +54.0 C (high =3D +75.0 C, hyst =3D +60.0 C) sensor =3D Int= el PECI RAM 1 Temp: +75.2 C (high =3D +87.0 C, hyst =3D +82.0 C) sensor =3D Int= el PECI RAM 2 Temp: +78.0 C (high =3D +87.0 C, hyst =3D +82.0 C) sensor =3D Int= el PECI System Temp: +47.0 C (high =3D +75.0 C, hyst =3D +70.0 C) sensor =3D the= rmistor cpu0_vid: +2.050 V intrusion0: OK beep_enable: disabled the grep command shows grep: /sys/class/hwmon/hwmon1/device/driver: Is a directory grep: /sys/class/hwmon/hwmon1/device/hwmon: Is a directory grep: /sys/class/hwmon/hwmon1/device/power: Is a directory grep: /sys/class/hwmon/hwmon1/device/subsystem: Is a directory and within the directory are the in*, pwm* temp* files I have only configures lm sensors and setup the values with pwmconfig,=20 that has create the /etc/fancontrol file with this content INTERVAL=10 DEVPATH=3Dhwmon1=DEvices/pci0000:00/0000:00:1f.3/i2c-0/0-002f DEVNAME=3Dhwmon1=3Dw83793 FCTEMPSFCFANS=3Dhwmon1/device/pwm2MINTEMPMAXTEMPMINSTARTMINSTOP Thanks Phil _______________________________________________ lm-sensors mailing list lm-sensors@lm-sensors.org http://lists.lm-sensors.org/mailman/listinfo/lm-sensors