`functional_qoi` test returns different results on different number of processors
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bug
discretization
- Dominant language
- C++
- Stars
- 245
- Forks
- 36
- Avg merge
- 8d 23h
- Merged PRs (30d)
- 4
Description
The `functional_qoi` tests have different answers when run on different number of processors. For example, this test passes on Ubuntu with 1 or 4 MPI processes and fails with 2 or 3 processes.
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 functional_qoi tests and first reproduce the differing results with 1, 2, 3, and 4 MPI processes on Ubuntu. Investigate why the test result depends on process count; done means the functional_qoi tests return consistent answers across those process counts.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- cpp
- Domain
- distributed-systems
- Issue type
- Bug
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 35/100