[AMBER] accelerated MD on 2 GPU cards

From: Asmita Gupta <asmita4des.gmail.com>
Date: Sun, 11 Jan 2015 18:13:26 +0530

Dear users,


 I am able to successfully run an accelerated MD simulation on single M2090
GPU cards, but when i am trying to submit the same simulation on 2 GPU
cards on a single node, i am getting this message:-

cudaGetDeviceCount failed no CUDA-capable device is detected
cudaGetDeviceCount failed no CUDA-capable device is detected

....
Does AMBER supports accelerated MD simulation runs on multiple GPU cards??

I ran nvidia-smi and everything seemed to be normal:-



|-------------------------------+----------------------+----------------------+
| GPU Name | Bus-Id Disp. | Volatile Uncorr.
ECC |
| Fan Temp Perf Pwr:Usage/Cap| Memory-Usage | GPU-Util Compute
M. |
|===============================+======================+======================|
| 0 Tesla M2090 | 0000:14:00.0 Off |
 0 |
| N/A N/A P0 77W / 225W | 0% 9MB / 5375MB | 0%
 Default |
+-------------------------------+----------------------+----------------------+
| 1 Tesla M2090 | 0000:15:00.0 Off |
 0 |
| N/A N/A P0 77W / 225W | 0% 9MB / 5375MB | 0%
 Default |
+-------------------------------+----------------------+----------------------+


+-----------------------------------------------------------------------------+
| Compute processes: GPU
Memory |
| GPU PID Process name Usage
   |
|=============================================================================|
| No running compute processes found
  |
+-----------------------------------------------------------------------------+

thanks

Asmita
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Received on Sun Jan 11 2015 - 05:00:02 PST
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