[gmx-users] overheating problem

[ahmet yıldırım]

Hi,
The problem might caused by X58 chipset.
Now I am using ubuntu. Which operating system do you recommend?
2012/2/4 David van der Spoel <spoel at xray.bmc.uu.se>

> On 2012-02-03 23:49, ahmet yıldırım wrote:
>
>> Dear Mark,
>>
>>
>> Believe me, I tried all methods that you said but unfortunately the
>> result doesnt change :(
>>
>
> It used to be like this that GROMACS ran more efficient on AMD cpus than
> the official AMD burn-in code, and therefore also hotter. You could run
> gromacs on fewer cores to see if that helps, but it seems like a hardware
> problem. Have any warranty on your computers?
>
>
>> 2012/2/4 Mark Abraham <Mark.Abraham at anu.edu.au
>> <mailto:Mark.Abraham at anu.edu.**au <Mark.Abraham at anu.edu.au>>>
>>
>>
>>    On 4/02/2012 8:24 AM, ahmet yıldırım wrote:
>>
>>>    Dear users,
>>>
>>>    I am using ubuntu 11.1 (64 bit). The Ubuntu normally runs when I
>>>    dont run the Gromacs program. i.e there is not heating problem.
>>>    But the CPU is excessive heating (82 degree) when I run the gromacs.
>>>
>>
>>    There are various "stress test" programs you can get if you Google
>>    around. I expect these will produce the same symptoms.
>>
>>
>>    I am using the all cores at 100%. Now I have 2 PC.I use them
>>>
>>>    separately
>>>    1.first: It has Intel i7 920 CPU and Asus P6T SE motherboard
>>>    2.second: It has Intel I7 960 and Gıgabyte x58A-UD5 LGA 1366
>>>    motherboard
>>>    I have the problem of warming/overheating on both computers. I
>>>    could not figure out this problem for two weeks :(
>>>    By the way:
>>>    -I dont use an older compiler to get the binary. I am using gcc
>>>    4.6 and I am using Gromacs 4.5.4
>>>    -I watch the temperatures by "lm sensor" program
>>>    -I installed ubuntu 32-bit but the result didnt change again
>>>    -I have sufficient cooling on both PC
>>>
>>
>>    I'd say this is evidence that you don't have sufficient cooling.
>>
>>
>>    It is likely something related to the program because no problem
>>>    with any hardware related to computers according to experts say.
>>>
>>
>>    If things are installed correctly. For example, cheap thermal paste
>>    between the CPU and heat sink can cause these symptoms.
>>
>>
>>
>>>    what do you suggest? :(
>>>
>>
>>    Get more cooling. Maybe lower the clock speed (if possible). Run a
>>    less efficient MD code!
>>
>>    Mark
>>
>>
>>
>>>    *atk0110-acpi-0
>>>
>>>    Adapter: ACPI interface
>>>    Vcore Voltage:       +1.22 V  (min =  +0.80 V, max =  +1.60 V)
>>>     +3.3 Voltage:       +3.31 V  (min =  +2.97 V, max =  +3.63 V)
>>>     +5 Voltage:         +5.00 V  (min =  +4.50 V, max =  +5.50 V)
>>>     +12 Voltage:       +12.03 V  (min = +10.20 V, max = +13.80 V)
>>>    CPU FAN Speed:      2163 RPM  (min =  600 RPM)
>>>    CHASSIS1 FAN Speed:    0 RPM  (min =  600 RPM)
>>>    CHASSIS2 FAN Speed: 2033 RPM  (min =  600 RPM)
>>>    POWER FAN Speed:       0 RPM  (min =    0 RPM)
>>>    CPU Temperature:     +82.0°C  (high = +60.0°C, crit = +75.0°C)
>>>    MB Temperature:      +45.0°C  (high = +45.0°C, crit = +75.0°C)
>>>
>>>    radeon-pci-0200
>>>    Adapter: PCI adapter
>>>    temp1:        +60.5°C *
>>>
>>>
>>>    --
>>>    Ahmet Yıldırım
>>>
>>>
>>>
>>>
>>
>>    --
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>>
>>
>>
>> --
>> Ahmet Yıldırım
>>
>>
>>
>>
>
> --
> David van der Spoel, Ph.D., Professor of Biology
> Dept. of Cell & Molec. Biol., Uppsala University.
> Box 596, 75124 Uppsala, Sweden. Phone:  +46184714205.
> spoel at xray.bmc.uu.se    http://folding.bmc.uu.se
>
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-- 
Ahmet Yıldırım
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