Out of curiosity, have any of the OpenMPI developers tested (or care to speculate) how strongly affected OpenMPI based codes (just the MPI part, obviously) will be by the proposed Intel CPU memory-mapping-related kernel patches that are all the rage?
https://arstechnica.com/gadgets/2018/01/whats-behind-the-intel-design-flaw-forcing-numerous-patches/
Noam
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