JuliaArrays / JuliaArrays/FillArrays.jl
FillArrays sometimes much slower than MappedArrays
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- Dominant language
- Julia
- Stars
- 187
- Forks
- 41
- Avg merge
- 17h 29m
- Merged PRs (30d)
- 1
Description
Hi,
This issue came up here:
https://github.com/cscherrer/MeasureTheory.jl/issues/52
It's very surprising to me that the simpler representation used by FillArrays can sometimes be harder to optimize. I'm just posting here so you're aware this can sometimes be a problem.
Contributor guide
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First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
Start by reading the linked MeasureTheory.jl issue #52 and comparing the reported FillArrays and MappedArrays cases. No files, tests, or entry points are named, so first reproduce and characterize the slowdown before determining what a successful resolution would require.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- julia
- Domain
- performance
- Issue type
- Bug
- Difficulty
- 5/5
- Estimated time
- Over a week
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 20/100