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Parameters updates, default to Broadwell #1
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jhale
reviewed
Nov 25, 2020
env-fenics.sh
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| export DOLFINX_JIT_CACHE_DIR=${PREFIX}/cache | ||
| export DOLFINX_JIT_CFLAGS="-O3 -march=native" | ||
| mkdir -p ${HOME}/.config/dolfinx | ||
| echo '{"cache_dir":"'${PREFIX}/.cache/fenics'", "cffi_extra_compile_args": ["-O3", "-march=haswell"]}' > ${HOME}/.config/dolfinx/dolfinx_jit_parameters.json |
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What happens here if this file is sourced on multiple nodes?
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I expect all are touching it. I didn't see any lock or hang, this must be somehow handled in the way how nodes access the $SCRATCH $HOME. Feel free to add a condition and echo on first node only.
michalhabera
changed the title
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So I am getting which is not entirely true. E.g. iris-066 has Intel(R) Xeon(R) CPU E5-2680 for which I get EDIT: Getting confused now as that doesn't work as well. |
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Changed the approach now. Kept |
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Compiling with
-march=nativeonskylakemachines made it impossible to use onbroadwell.Some updates for latest JIT parameters as well.