stan-dev / stan-dev/cmdstan

stansummary hangs on very large input files

Open
#759 0 comments 0 reactions 0 assignees View on GitHub

Nobody has claimed this yet.

Dominant language
C++
Stars
238
Forks
106
Avg merge
2h 29m
Merged PRs (30d)
6

Description

Summary:

investigate behavoir of stansummary - code defensively for CmdStanPy -

Description:

mentioned in CmdStanPy issue #88 - https://github.com/stan-dev/cmdstanpy/issues/88#issuecomment-543923076

Reproducible Steps:

Please report steps to reproduce the issue. If it's not possible to reproduce, please include a description of how you discovered the issue.

If you have a reproducible example, please include it.

Current Output:

The current output. Knowing what is the current behavior is useful.

Expected Output:

Describe what you expect the output to be. Knowing the correct behavior is also very useful.

Additional Information:

Provide any additional information here.

Current Version:

v2.21.0

Contributor guide

Open the contributing guide

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Begin with the stansummary entry point and the linked CmdStanPy issue #88; the report does not name a source file or test. Reproduce the hang with very large input, determine the intended defensive behavior, and add or update coverage so completion is demonstrated without hanging.

Written by the indexing model from the issue text.

Assessment

Tech stack
cpp
Domain
cli, performance
Issue type
Bug
Difficulty
4/5
Estimated time
3-5 days
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
25/100

Get new issues in your inbox

A short digest of beginner-friendly GitHub issues.