[gmx-users] overheating problem

[ahmet yıldırım]

Dear Mark,


Believe me, I tried all methods that you said but unfortunately the result
doesnt change :(

2012/2/4 Mark Abraham <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
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