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Exit non-zero when --exit-on-missing-checkpoint triggers #6321

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Exit non-zero when --exit-on-missing-checkpoint triggers #6321

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10 changes: 8 additions & 2 deletions megatron/training/checkpointing.py
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Original file line number Diff line number Diff line change
Expand Up @@ -1740,10 +1740,16 @@ def _load_base_checkpoint(
print_rank_0(' will not load any checkpoints and will start from random')
# Conditionally exit if checkpoint not found.
if args.exit_on_missing_checkpoint:
print_rank_0(">> '--exit-on-missing-checkpoint' set ... exiting. <<")
print_rank_0(
">> '--exit-on-missing-checkpoint' is set but no checkpoint was found under "
f"load directory '{load_dir}' (missing metadata/tracker file "
f"'{tracker_filename}'). Exiting with a non-zero status. <<"
)
if torch.distributed.is_initialized():
torch.distributed.barrier()
sys.exit()
# Exit non-zero so that callers (e.g. CI harnesses) detect the missing
# checkpoint as a failure instead of silently treating exit code 0 as success.
sys.exit(1)

return None, '', False, None

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