typelevel / typelevel/cats-effect
Optimize `KqueueSystem` on Native
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- Dominant language
- Scala
- Stars
- 2.2k
- Forks
- 576
- Avg merge
- 2d 11h
- Merged PRs (30d)
- 18
Description
- Replace
TrieMapwith a customLongMap-like data structure. We can take inspiration fromTimerHeap, where on cancelation we remove an entry if on the owning thread, otherwise use some threadsafe fallback strategy ...
Contributor guide
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 KqueueSystem and the TimerHeap implementation to understand the current TrieMap usage and the cancellation paths. Compare same-thread removal with cancellation from other threads, then define done as a custom LongMap-like structure with a safe fallback strategy and equivalent cancellation behavior.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- scala
- Domain
- operating-systems, performance
- Issue type
- Refactor
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Stale
- Clarity
- Mostly clear
- Newbie friendliness
- 35/100