Training hangs after a few steps
Maintainers usually reply within 1 day
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Assessment
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Newbie friendliness
- 25/100
- Issue type
- Bug
- Clarity
- Needs clarification
- Activity status
- Stale
- Tech stack
- python
- Domain
- machine-learning
Research direction
Start by reproducing the hang in the local script using ART 0.5.3 and vllm 0.10.0, then compare the behavior with issue #395. Trace the gather step where progress stops at 5/6 and verify completion without a silent hang; the payload names no files or tests.
Written by the indexing model from the issue text.
Description
Encountering similar issues to #395 with the latest version of ART (0.5.3), vllm 0.10.0. Running within local script (outside of collab / notebook).
Training runs fine for 2 batches and then suddenly hangs in the gather step of the next batch
Gather step 2: 83%|████████▎ | 5/6
Without any error message nor anything, just hangs.
- Dominant language
- Python
- Stars
- 10.8k
- Forks
- 997
- Avg merge
- 10h 1m
- Merged PRs (30d)
- 117
Getting set up
- No Dockerfile or Docker Compose file
- No pull request template
- Read the contributing 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.
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