Generating binary cache has a potential race condition in Multiple GPU runs

StreamHPC / gromacs

OpenCL porting of the GROMACS molecular simulation toolkit

http://www.gromacs.org

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Generating binary cache has a potential race condition in Multiple GPU runs #71

Open sharpneli opened 9 years ago

sharpneli commented 9 years ago

Currently the kernel binary caching does not check if other MPI threads are using a kernel with the same device name. Therefore it should be changed so that only one MPI thread actually writes the binary file.

ancahamuraru commented 9 years ago