Re: [gmx-users] cudaStreamSynchronize failed in cu_blockwait_nb

2015-06-08 Thread Alex
Additional info: The base system is a SuperMicro X8DTG-D motherboard with dual Xeon E5620 CPUs at 2.4 GHz, and 24 GB of DDR3 ECC RAM The GPUs are two NVidia Tesla C2075s Running under Ubuntu 14.04 LTS 64-bit, kernel 3.13.0-53, with CUDA 7.0, installed via the NVIDIA-provided .deb file, cuda-repo

[gmx-users] cudaStreamSynchronize failed in cu_blockwait_nb

2015-06-08 Thread Alex
Hi all, I am running a GPU-accelerated test (GMX 5.0.5) and, after about 60K steps of what seems to be a huge speed-up, I get the error from the subject with the following comment: "unspecified launch failure." This is on an 8-core (16-thread) Intel CPU and two Tesla cards. The run command is: m