[gmx-users] different nvidia-smi/gmx GPU_IDs

[Tamas Hegedus]

Thanks!

On 1/14/19 7:06 AM, Mark Abraham wrote:
> Hi,
> 
> Looks like something that NVIDIA did differently some time in the past, and
> unlikely to change :-(
> https://stackoverflow.com/questions/26123252/inconsistency-of-ids-between-nvidia-smi-l-and-cudevicegetname
> 
> Mark
> 
> On Sun., 13 Jan. 2019, 14:27 Tamas Hegedus, <tamas at hegelab.org> wrote:
> 
>> Hi,
>>
>> I have a node with 4 nvidia GPUs.
>>   From nvidia-smi output:
>>    0  Quadro P6000
>>    1  GeForce RTX 208
>>    2  GeForce GTX 108
>>    3  GeForce RTX 208
>>
>> However, the order of GPUs is differently detected by gmx 2018.3
>>       Number of GPUs detected: 4
>>       #0: NVIDIA GeForce RTX 2080 Ti
>>       #1: NVIDIA GeForce RTX 2080 Ti
>>       #2: NVIDIA Quadro P6000
>>       #3: NVIDIA GeForce GTX 1080 Ti
>>
>> Why is this? This makes difficult to plan/check the running of two gmx
>> jobs on the same node.
>>
>> Thanks for your suggestion.
>>
>> Tamas
>>
>> --
>> Tamas Hegedus, PhD
>> Senior Research Fellow
>> MTA-SE Molecular Biophysics Research Group
>> Hungarian Academy of Sciences  | phone: (36) 1-459 1500/60233
>> Semmelweis University          | fax:   (36) 1-266 6656
>> Tuzolto utca 37-47             | mailto:tamas at hegelab.org
>> Budapest, 1094, Hungary        | http://www.hegelab.org
>>
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-- 
Tamas Hegedus, PhD
Senior Research Fellow
MTA-SE Molecular Biophysics Research Group
Hungarian Academy of Sciences  | phone: (36) 1-459 1500/60233
Semmelweis University          | fax:   (36) 1-266 6656
Tuzolto utca 37-47             | mailto:tamas at hegelab.org
Budapest, 1094, Hungary        | http://www.hegelab.org