[AMBER] Cuda performance

From: HIMANSHU JOSHI <himanshuphy87.gmail.com>
Date: Sat, 16 Jun 2012 15:56:25 +0530

Hi Friends,

We have just installed a GPU nvidia card ad using amber11 cuda version..
I am running my simulation on 2 cards with PMEMD MPI version.

Though it is using memory of both cards but giving 0 utility of second card
...
I got bther output for gpu performance as

$nvidia-smi
Sat Jun 16 12:14:27 2012
+-----------------------------
-------------------------+
| NVIDIA-SMI 3.295.49 Driver Version: 295.49
|
|-------------------------------+----------------------+----------------------+
| Nb. Name | Bus Id Disp. | Volatile ECC SB /
DB |
| Fan Temp Power Usage /Cap | Memory Usage | GPU Util. Compute
M. |
|===============================+======================+======================|
| 0. Tesla M2090 | 0000:14:00.0 Off | 0
0 |
| N/A N/A P0 86W / 225W | 19% 1043MB / 5375MB | 99%
Default |
|-------------------------------+----------------------+----------------------|
| 1. Tesla M2090 | 0000:15:00.0 Off | 0
0 |
| N/A N/A P0 83W / 225W | 22% 1183MB / 5375MB | 0%
Default |
|-------------------------------+----------------------+----------------------|
| Compute processes: GPU
Memory |
| GPU PID Process name
Usage |
|=============================================================================|
| 0. 22970 /share/apps/amber11/bin/pmemd.cuda.mvapich2
1028MB |
| 1. 22971 /share/apps/amber11/bin/pmemd.cuda.mvapich2
1167MB |
+-----------------------------------------------------------------------------+

Is it usual or some lacking from my side ????
Please comment ....


-- 
*With Regards,
HIMANSHU JOSHI
Graduate Scholar, Center for Condense Matter Theory
Department of Physics IISc.,Bangalore India 560012*
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Received on Sat Jun 16 2012 - 03:30:06 PDT
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