Profiling for DMVersionFilterBlockInputStream
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type/performance
- Dominant language
- C++
- Stars
- 1k
- Forks
- 423
- Avg merge
- 1d 15h
- Merged PRs (30d)
- 24
Description
Profiling for the MVCC filtering (especially for common handle). Check whether we can speed up it for queries / background compaction.
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 at DMVersionFilterBlockInputStream and investigate the MVCC filtering path, with particular attention to common-handle processing. Profile its behavior for queries and background compaction, then determine whether a measurable speedup is possible and validate the result.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- cpp
- Domain
- databases, performance
- Issue type
- Refactor
- Difficulty
- 5/5
- Estimated time
- Over a week
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 25/100