* [lm-sensors] Measured Fan RPM Jumps Frequently to 675000 RPM
@ 2013-09-18 8:51 Sascha Haupt
2013-09-18 11:28 ` Guenter Roeck
` (4 more replies)
0 siblings, 5 replies; 6+ messages in thread
From: Sascha Haupt @ 2013-09-18 8:51 UTC (permalink / raw)
To: lm-sensors
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^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: [lm-sensors] Measured Fan RPM Jumps Frequently to 675000 RPM
2013-09-18 8:51 [lm-sensors] Measured Fan RPM Jumps Frequently to 675000 RPM Sascha Haupt
@ 2013-09-18 11:28 ` Guenter Roeck
2013-09-20 7:20 ` Sascha Haupt
` (3 subsequent siblings)
4 siblings, 0 replies; 6+ messages in thread
From: Guenter Roeck @ 2013-09-18 11:28 UTC (permalink / raw)
To: lm-sensors
On Wed, Sep 18, 2013 at 10:51:37AM +0200, Sascha Haupt wrote:
>
> Dear @ll,
>
> I am monitoring multiple systems (with Asus M5A78LE mainboards)
> using sensors and Munin.
>
> On one node I often get a value of 675000 RPM for the FAN2 speed.
> Usually, the value of FAN2 is approx 1950 RPM.
>
> The jump can frequently be seen if sensors is executed manually in a
> fast sequence:
>
The driver only reports what it gets from the system through ACPI.
I don't think there is anything we can do about it.
Luca, any idea ?
Guenter
>
> host:~ # sensors
> k10temp-pci-00c3
> Adapter: PCI adapter
> temp1: +0.0°C (high = +70.0°C, crit = +90.0°C)
>
> atk0110-acpi-0
> Adapter: ACPI interface
> Vcore Voltage: +1.42 V (min = +0.85 V, max = +1.70 V)
> +3.3 Voltage: +3.40 V (min = +2.97 V, max = +3.63 V)
> +5 Voltage: +5.08 V (min = +4.50 V, max = +5.50 V)
> +12 Voltage: +12.40 V (min = +10.20 V, max = +13.80 V)
> CPU FAN Speed: 3813 RPM (min = 600 RPM)
> CHASSIS FAN Speed: 1406 RPM (min = 600 RPM)
> CHASSIS FAN 2 Speed:675000 RPM (min = 600 RPM)
> CPU Temperature: +43.0°C (high = +60.0°C, crit = +95.0°C)
> MB Temperature: +38.0°C (high = +45.0°C, crit = +75.0°C)
>
> host:~ # sensors
> k10temp-pci-00c3
> Adapter: PCI adapter
> temp1: +0.0°C (high = +70.0°C, crit = +90.0°C)
>
> atk0110-acpi-0
> Adapter: ACPI interface
> Vcore Voltage: +1.42 V (min = +0.85 V, max = +1.70 V)
> +3.3 Voltage: +3.40 V (min = +2.97 V, max = +3.63 V)
> +5 Voltage: +5.08 V (min = +4.50 V, max = +5.50 V)
> +12 Voltage: +12.40 V (min = +10.20 V, max = +13.80 V)
> CPU FAN Speed: 3813 RPM (min = 600 RPM)
> CHASSIS FAN Speed: 1406 RPM (min = 600 RPM)
> CHASSIS FAN 2 Speed:675000 RPM (min = 600 RPM)
> CPU Temperature: +43.0°C (high = +60.0°C, crit = +95.0°C)
> MB Temperature: +38.0°C (high = +45.0°C, crit = +75.0°C)
>
> host:~ # sensors
> k10temp-pci-00c3
> Adapter: PCI adapter
> temp1: +0.0°C (high = +70.0°C, crit = +90.0°C)
>
> atk0110-acpi-0
> Adapter: ACPI interface
> Vcore Voltage: +1.42 V (min = +0.85 V, max = +1.70 V)
> +3.3 Voltage: +3.40 V (min = +2.97 V, max = +3.63 V)
> +5 Voltage: +5.08 V (min = +4.50 V, max = +5.50 V)
> +12 Voltage: +12.42 V (min = +10.20 V, max = +13.80 V)
> CPU FAN Speed: 3813 RPM (min = 600 RPM)
> CHASSIS FAN Speed: 1409 RPM (min = 600 RPM)
> CHASSIS FAN 2 Speed:1950 RPM (min = 600 RPM)
> CPU Temperature: +43.0°C (high = +60.0°C, crit = +95.0°C)
> MB Temperature: +38.0°C (high = +45.0°C, crit = +75.0°C)
>
> host:~ # sensors
> k10temp-pci-00c3
> Adapter: PCI adapter
> temp1: +0.0°C (high = +70.0°C, crit = +90.0°C)
>
> atk0110-acpi-0
> Adapter: ACPI interface
> Vcore Voltage: +1.42 V (min = +0.85 V, max = +1.70 V)
> +3.3 Voltage: +3.40 V (min = +2.97 V, max = +3.63 V)
> +5 Voltage: +5.08 V (min = +4.50 V, max = +5.50 V)
> +12 Voltage: +12.42 V (min = +10.20 V, max = +13.80 V)
> CPU FAN Speed: 3813 RPM (min = 600 RPM)
> CHASSIS FAN Speed: 1409 RPM (min = 600 RPM)
> CHASSIS FAN 2 Speed:1950 RPM (min = 600 RPM)
> CPU Temperature: +43.0°C (high = +60.0°C, crit = +95.0°C)
> MB Temperature: +38.0°C (high = +45.0°C, crit = +75.0°C)
>
> host:~ # sensors
> k10temp-pci-00c3
> Adapter: PCI adapter
> temp1: +0.0°C (high = +70.0°C, crit = +90.0°C)
>
> atk0110-acpi-0
> Adapter: ACPI interface
> Vcore Voltage: +1.42 V (min = +0.85 V, max = +1.70 V)
> +3.3 Voltage: +3.40 V (min = +2.97 V, max = +3.63 V)
> +5 Voltage: +5.08 V (min = +4.50 V, max = +5.50 V)
> +12 Voltage: +12.42 V (min = +10.20 V, max = +13.80 V)
> CPU FAN Speed: 3813 RPM (min = 600 RPM)
> CHASSIS FAN Speed: 1409 RPM (min = 600 RPM)
> CHASSIS FAN 2 Speed:1950 RPM (min = 600 RPM)
> CPU Temperature: +43.0°C (high = +60.0°C, crit = +95.0°C)
> MB Temperature: +38.0°C (high = +45.0°C, crit = +75.0°C)
>
>
> This just happens on one node. On the other nodes the measured
> values seem to be stable.
>
> Thanks for your help.
>
> Regards
> Sascha Haupt
>
>
>
>
> _______________________________________________
> lm-sensors mailing list
> lm-sensors@lm-sensors.org
> http://lists.lm-sensors.org/mailman/listinfo/lm-sensors
_______________________________________________
lm-sensors mailing list
lm-sensors@lm-sensors.org
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^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: [lm-sensors] Measured Fan RPM Jumps Frequently to 675000 RPM
2013-09-18 8:51 [lm-sensors] Measured Fan RPM Jumps Frequently to 675000 RPM Sascha Haupt
2013-09-18 11:28 ` Guenter Roeck
@ 2013-09-20 7:20 ` Sascha Haupt
2013-09-20 9:46 ` Luca Tettamanti
` (2 subsequent siblings)
4 siblings, 0 replies; 6+ messages in thread
From: Sascha Haupt @ 2013-09-20 7:20 UTC (permalink / raw)
To: lm-sensors
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^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: [lm-sensors] Measured Fan RPM Jumps Frequently to 675000 RPM
2013-09-18 8:51 [lm-sensors] Measured Fan RPM Jumps Frequently to 675000 RPM Sascha Haupt
2013-09-18 11:28 ` Guenter Roeck
2013-09-20 7:20 ` Sascha Haupt
@ 2013-09-20 9:46 ` Luca Tettamanti
2013-09-20 17:40 ` Sascha Haupt
2013-09-20 23:13 ` Ian Pilcher
4 siblings, 0 replies; 6+ messages in thread
From: Luca Tettamanti @ 2013-09-20 9:46 UTC (permalink / raw)
To: lm-sensors
On Wed, Sep 18, 2013 at 12:28 PM, Guenter Roeck <linux@roeck-us.net> wrote:
> On Wed, Sep 18, 2013 at 10:51:37AM +0200, Sascha Haupt wrote:
>>
>> Dear @ll,
>>
>> I am monitoring multiple systems (with Asus M5A78LE mainboards)
>> using sensors and Munin.
>>
>> On one node I often get a value of 675000 RPM for the FAN2 speed.
>> Usually, the value of FAN2 is approx 1950 RPM.
>>
>> The jump can frequently be seen if sensors is executed manually in a
>> fast sequence:
>>
> The driver only reports what it gets from the system through ACPI.
> I don't think there is anything we can do about it.
>
> Luca, any idea ?
Usually the ACPI code tries to read the speed from the sensor a few
times until it "makes sense" (according to some board specific logic);
if it fails it returns garbage.
If you send me the DSDT (/sys/firmware/acpi/tables/DSDT) I'll take a look.
In theory you could rewrite the method and replace the DSDT, but I
don't think it's worth the effort.
Luca
_______________________________________________
lm-sensors mailing list
lm-sensors@lm-sensors.org
http://lists.lm-sensors.org/mailman/listinfo/lm-sensors
^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: [lm-sensors] Measured Fan RPM Jumps Frequently to 675000 RPM
2013-09-18 8:51 [lm-sensors] Measured Fan RPM Jumps Frequently to 675000 RPM Sascha Haupt
` (2 preceding siblings ...)
2013-09-20 9:46 ` Luca Tettamanti
@ 2013-09-20 17:40 ` Sascha Haupt
2013-09-20 23:13 ` Ian Pilcher
4 siblings, 0 replies; 6+ messages in thread
From: Sascha Haupt @ 2013-09-20 17:40 UTC (permalink / raw)
To: lm-sensors
Dear Luca
Thank you for the offer.
The issue is that I still spend too much time on that issue and
I don't want to blow hours planned for that task.
Therefore, I will disable monitoring of the fan.
It seems that Asus boards do not suit professional needs
if such essential features do not work correctly.
Best regards
Sascha
Zitat von Luca Tettamanti <kronos.it@gmail.com>:
> On Wed, Sep 18, 2013 at 12:28 PM, Guenter Roeck <linux@roeck-us.net> wrote:
>> On Wed, Sep 18, 2013 at 10:51:37AM +0200, Sascha Haupt wrote:
>>>
>>> Dear @ll,
>>>
>>> I am monitoring multiple systems (with Asus M5A78LE mainboards)
>>> using sensors and Munin.
>>>
>>> On one node I often get a value of 675000 RPM for the FAN2 speed.
>>> Usually, the value of FAN2 is approx 1950 RPM.
>>>
>>> The jump can frequently be seen if sensors is executed manually in a
>>> fast sequence:
>>>
>> The driver only reports what it gets from the system through ACPI.
>> I don't think there is anything we can do about it.
>>
>> Luca, any idea ?
>
> Usually the ACPI code tries to read the speed from the sensor a few
> times until it "makes sense" (according to some board specific logic);
> if it fails it returns garbage.
> If you send me the DSDT (/sys/firmware/acpi/tables/DSDT) I'll take a look.
> In theory you could rewrite the method and replace the DSDT, but I
> don't think it's worth the effort.
>
> Luca
_______________________________________________
lm-sensors mailing list
lm-sensors@lm-sensors.org
http://lists.lm-sensors.org/mailman/listinfo/lm-sensors
^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: [lm-sensors] Measured Fan RPM Jumps Frequently to 675000 RPM
2013-09-18 8:51 [lm-sensors] Measured Fan RPM Jumps Frequently to 675000 RPM Sascha Haupt
` (3 preceding siblings ...)
2013-09-20 17:40 ` Sascha Haupt
@ 2013-09-20 23:13 ` Ian Pilcher
4 siblings, 0 replies; 6+ messages in thread
From: Ian Pilcher @ 2013-09-20 23:13 UTC (permalink / raw)
To: lm-sensors
On 09/20/2013 12:40 PM, Sascha Haupt wrote:
> Therefore, I will disable monitoring of the fan.
> It seems that Asus boards do not suit professional needs
> if such essential features do not work correctly.
Have you considered that it could be the fan?
I recently tested a bunch of different fans on my NAS, and one of them
(Silenx 120mm) showed this problem. None of the others did.
--
====================================
Ian Pilcher arequipeno@gmail.com
Sometimes there's nothing left to do but crash and burn...or die trying.
====================================
_______________________________________________
lm-sensors mailing list
lm-sensors@lm-sensors.org
http://lists.lm-sensors.org/mailman/listinfo/lm-sensors
^ permalink raw reply [flat|nested] 6+ messages in thread
end of thread, other threads:[~2013-09-20 23:13 UTC | newest]
Thread overview: 6+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2013-09-18 8:51 [lm-sensors] Measured Fan RPM Jumps Frequently to 675000 RPM Sascha Haupt
2013-09-18 11:28 ` Guenter Roeck
2013-09-20 7:20 ` Sascha Haupt
2013-09-20 9:46 ` Luca Tettamanti
2013-09-20 17:40 ` Sascha Haupt
2013-09-20 23:13 ` Ian Pilcher
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