Fan doesnt seem to work properly after 14.04 upgrade

[Wade Smart]

--
Registered Linux User: #480675
Registered Linux Machine: #408606
Linux since June 2005


On Sat, May 10, 2014 at 8:15 AM, Peter Smout <smoutpete at gmail.com> wrote:
> On 10/05/14 01:57, Wade Smart wrote:
>>
>> I have a shuttle and I did check the cooler. It was a tad dirty but
>> not bad at all.
>>
>> --
>> Registered Linux User: #480675
>> Registered Linux Machine: #408606
>> Linux since June 2005
>>
>>
>> On Fri, May 9, 2014 at 7:28 PM, johnny <candj01 at att.net> wrote:
>>>
>>> I set all my fan speeds in the BIOS. What is your temperatures in the
>>> BIOS
>>> monitor? Seen if there is a lot of dust in the cooler?
>>> Johnny333  68 +++
>>>
>>>
>>> On 05/09/2014 08:11 PM, Wade Smart wrote:
>>>>
>>>>
>>>> Last night I upgraded one of my test systems to 14.04.
>>>> It works fine - no problems.
>>>> This morning I started started seeing my CPU temp alarm
>>>> over and over. As long as SETI isnt running or Im not
>>>> running a browser with 15 tabs then my cpu is about 68',
>>>> otherwise its 78'. I moved the alarm from 78' to 80' and it
>>>> only took about a minute and it started going off again.
>>>>
>>>> On the same system I moved back to 13.10 and I was
>>>> running SETI and opened 20 tabs, some with video
>>>> spun up ready to play, cpu temps stay much lower.
>>>>
>>>> Some looking around showed similar issues with heating
>>>> but mostly on very old systems or laptops.
>>>>
>>>> Wade
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>>>> Registered Linux User: #480675
>>>> Registered Linux Machine: #408606
>>>> Linux since June 2005
>>>>
>>>
>>>
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>>
>>
> Hi,
>
> My laptop's fan wont start from cold, I have to reboot after first boot and
> the CPU has a temp for the fan to work, I think there is an error in the
> ACPI communication between the kernel and BIOS ! when I investigate I am
> told to upgrade my BIOS (even though it's the latest as of end of March
> 2014!) nothing to do with Linux / Ubuntu all my machine!!!!
> Don't want to sound pleased about you having similar problems (on a far
> newer machine by the sounds of it) but at least it aint just me ;D
>
> Pete S
>
>
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Mine is a desktop though.
Ive let my system run over night with seti on
and its stayed at 80'.  Im not sure that is a good
temp or not so I think Ill only run it in short
sessions for now.