[gmx-users] GMX 2018 regression tests: cufftPlanMany R2C plan failure (error code 5)

[Alex]

Here's some additional info:


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# cat /proc/driver/nvidia/version

NVRM version: NVIDIA UNIX x86_64 Kernel Module  390.12  Wed Dec 20 07:19:16
PST 2017

GCC version:  gcc version 5.4.0 20160609 (Ubuntu 5.4.0-6ubuntu1~16.04.6)



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# /usr/local/cuda/bin/nvcc -V

nvcc: NVIDIA (R) Cuda compiler driver

Copyright (c) 2005-2017 NVIDIA Corporation

Built on Fri_Nov__3_21:07:56_CDT_2017

Cuda compilation tools, release 9.1, V9.1.85



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# /usr/local/cuda/samples/bin/x86_64/linux/release/deviceQuery

/usr/local/cuda/samples/bin/x86_64/linux/release/deviceQuery Starting...

.

.(lots of output specific to each of our 3 devices)

.

deviceQuery, CUDA Driver = CUDART, CUDA Driver Version = 9.1, CUDA Runtime
Version = 9.1, NumDevs = 3

Result = PASS



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# /usr/local/cuda/samples/bin/x86_64/linux/release/bandwidthTest

[CUDA Bandwidth Test] - Starting...

Running on...



Device 0: TITAN Xp

Quick Mode



Host to Device Bandwidth, 1 Device(s)

PINNED Memory Transfers

   Transfer Size (Bytes)        Bandwidth(MB/s)

   33554432                     11350.1



Device to Host Bandwidth, 1 Device(s)

PINNED Memory Transfers

   Transfer Size (Bytes)        Bandwidth(MB/s)

   33554432                     12860.4



Device to Device Bandwidth, 1 Device(s)

PINNED Memory Transfers

   Transfer Size (Bytes)        Bandwidth(MB/s)

   33554432                     417429.3



Result = PASS



NOTE: The CUDA Samples are not meant for performance measurements. Results
may vary when GPU Boost is enabled.