[gmx-users] GPU job often stopped

[Albert]

the problem is still there.......

:-(



On 04/29/2013 06:06 PM, Szilárd Páll wrote:
> On Mon, Apr 29, 2013 at 3:51 PM, Albert<mailmd2011 at gmail.com>  wrote:
>> >On 04/29/2013 03:47 PM, Szilárd Páll wrote:
>>> >>
>>> >>In that case, while it isn't very likely, the issue could be caused by
>>> >>some implementation detail which aims to avoid performance loss caused
>>> >>by an issue in the NVIDIA drivers.
>>> >>
>>> >>Try running with the GMX_CUDA_STREAMSYNC environment variable set.
>>> >>
>>> >>Btw, were there any other processes using the GPU while mdrun was running?
>>> >>
>>> >>Cheers,
>>> >>--
>>> >>Szilárd
>> >
>> >
>> >thanks for kind reply.
>> >There is no any other process when I am running Gromacs.
>> >
>> >do you mean I should set GMX_CUDA_STREAMSYNC in the job script like:
>> >
>> >export GMX_CUDA_STREAMSYNC=/opt/cuda-5.0
> Sort of, but the value does not matter. So if your shell is bash, the
> above as well as simply "export GMX_CUDA_STREAMSYNC=" will work fine.
>
> Let us know if this avoided the crash - when you have simulated long
> enough to be able to judge.
>
> Cheers,
> --
> Szilárd
>