fix: using te and fsdp leads to multiple device found error #1453
Add this suggestion to a batch that can be applied as a single commit.
This suggestion is invalid because no changes were made to the code.
Suggestions cannot be applied while the pull request is closed.
Suggestions cannot be applied while viewing a subset of changes.
Only one suggestion per line can be applied in a batch.
Add this suggestion to a batch that can be applied as a single commit.
Applying suggestions on deleted lines is not supported.
You must change the existing code in this line in order to create a valid suggestion.
Outdated suggestions cannot be applied.
This suggestion has been applied or marked resolved.
Suggestions cannot be applied from pending reviews.
Suggestions cannot be applied on multi-line comments.
Suggestions cannot be applied while the pull request is queued to merge.
Suggestion cannot be applied right now. Please check back later.
Fixes the error below:
As reported by Mixology team,
NVFUSER_DISABLE=multidevice torchrun --standalone --max-restarts=0 --no-python --nproc-per-node=8 python /opt/pytorch/lightning-thunder/thunder/benchmarks/benchmark_litgpt.py --model_name Llama-3-8B --distributed_mode fsdp --shard_mode zero2 --compile inductor --checkpoint_activations False --low_precision_mode fp8-delayed-te --micro_batch_size 1 --bucketing_mode block
we see the error