GPU Debugging tips

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Peter Willendrup edited this page Mar 29, 2022 · 2 revisions

** Work in progress **

Valuable debugging-document available from a Jülich OpenACC event: https://www.fz-juelich.de/SharedDocs/Downloads/IAS/JSC/EN/slides/openacc/3-openacc-tools.pdf?__blob=publicationFile

Increase runtime info via

export PGI_ACC_NOTIFY=3

Given the same seed, a CPU and GPU simulation should give identical results