typelevel / typelevel/cats-effect
Optimize `EpollSystem` on Native
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- Dominant language
- Scala
- Stars
- 2.2k
- Forks
- 576
- Avg merge
- 2d 11h
- Merged PRs (30d)
- 18
Description
- Replace
@volatiles with loads/stores with precise memory orders - Replace
TrieMapwithConcurrentHashMap? - Replace
unistd.{write,read}with bindings not marked@blocking
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
Locate the Native EpollSystem implementation and inspect its @volatile accesses, TrieMap usage, and unistd.{write,read} bindings. Compare the available memory-order and native binding options, then verify that the runtime behavior is preserved while the listed operations avoid unnecessary overhead.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- scala
- Domain
- backend, operating-systems, performance
- Issue type
- Refactor
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 35/100