[Bug][AutoDeploy]: Demollm multiprocess executor is broken
Open
@galagam is already working on this.
Since Jan 29, 2026.
AutoDeploy
bug
triaged
- Dominant language
- Python
- Stars
- 14.7k
- Forks
- 2.8k
- Avg merge
- 2d 23h
- Merged PRs (30d)
- 489
Description
Seeing demollm multiprocess executor failing on main.
python examples/auto_deploy/build_and_run_ad.py --model "TinyLlama/TinyLlama-1.1B-Chat-v1.0" --args.world-size 1 --args.runtime "demollm"
warnings.warn(
Traceback (most recent call last):
File "<string>", line 1, in <module>
File "/usr/lib/python3.12/multiprocessing/spawn.py", line 122, in spawn_main
exitcode = _main(fd, parent_sentinel)
^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/lib/python3.12/multiprocessing/spawn.py", line 132, in _main
self = reduction.pickle.load(from_parent)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/lib/python3.12/multiprocessing/synchronize.py", line 115, in __setstate__
self._semlock = _multiprocessing.SemLock._rebuild(*state)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
FileNotFoundError: [Errno 2] No such file or directory
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.
Assessment
This issue has not been assessed yet.