Use @batch reduction for bounds check #126
Merged
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Polyester.jl supports an automatic reduction functionality with
@batch
since the newest version v0.7.10.The bounds check of subcell limiting requires a reduction step of deviations, which created a lot of issue due to False Sharing in the past. After some testing and discussion, I implemented in PR #1736 a relatively ugly fix.
With the new Polyester functionality, we can achieve a much nicer solution with approximately the same performance and scaleability.
Test within branch
bennibolm/subcell-limiting
and fix inbennibolm/subcell-limiting-@batch-reduction
results in