Avoid init_ddp for inference #12011
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Avoid init_ddp for inference #12011
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cuichenx
previously approved these changes
Feb 3, 2025
Codecov ReportAll modified and coverable lines are covered by tests ✅
Additional details and impacted files@@ Coverage Diff @@
## main #12011 +/- ##
==========================================
- Coverage 30.30% 30.30% -0.01%
==========================================
Files 1387 1387
Lines 176283 176285 +2
Branches 27091 27092 +1
==========================================
Hits 53422 53422
- Misses 118775 118777 +2
Partials 4086 4086 ☔ View full report in Codecov by Sentry. |
Signed-off-by: Abhishree <abhishreetm@gmail.com>
Signed-off-by: athitten <athitten@users.noreply.github.com>
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Signed-off-by: Abhishree <abhishreetm@gmail.com>
Signed-off-by: Abhishree <abhishreetm@gmail.com>
Signed-off-by: Abhishree <abhishreetm@gmail.com>
Signed-off-by: Abhishree <abhishreetm@gmail.com>
Signed-off-by: Chen Cui <chcui@nvidia.com>
Signed-off-by: Chen Cui <chcui@nvidia.com>
cuichenx
approved these changes
Feb 25, 2025
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[🤖]: Hi @athitten 👋, We wanted to let you know that a CICD pipeline for this PR just finished successfully So it might be time to merge this PR or get some approvals I'm just a bot so I'll leave it you what to do next. //cc @pablo-garay @ko3n1g |
ko3n1g
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Feb 26, 2025
* Avoid init_ddp for inference Signed-off-by: Abhishree <abhishreetm@gmail.com> * Apply isort and black reformatting Signed-off-by: athitten <athitten@users.noreply.github.com> * Remove unused import Signed-off-by: Abhishree <abhishreetm@gmail.com> * More Pylint fixes Signed-off-by: Abhishree <abhishreetm@gmail.com> * Fix string formatting Signed-off-by: Abhishree <abhishreetm@gmail.com> * Another line too long fix Signed-off-by: Abhishree <abhishreetm@gmail.com> * fix lora inference Signed-off-by: Chen Cui <chcui@nvidia.com> --------- Signed-off-by: Abhishree <abhishreetm@gmail.com> Signed-off-by: athitten <athitten@users.noreply.github.com> Signed-off-by: Chen Cui <chcui@nvidia.com> Co-authored-by: athitten <athitten@users.noreply.github.com> Co-authored-by: Chen Cui <chcui@nvidia.com> Co-authored-by: oliver könig <okoenig@nvidia.com>
ko3n1g
added a commit
that referenced
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Feb 26, 2025
* Avoid init_ddp for inference * Apply isort and black reformatting * Remove unused import * More Pylint fixes * Fix string formatting * Another line too long fix * fix lora inference --------- Signed-off-by: Abhishree <abhishreetm@gmail.com> Signed-off-by: athitten <athitten@users.noreply.github.com> Signed-off-by: Chen Cui <chcui@nvidia.com> Co-authored-by: Abhishree Thittenamane <47577437+athitten@users.noreply.github.com> Co-authored-by: athitten <athitten@users.noreply.github.com> Co-authored-by: Chen Cui <chcui@nvidia.com>
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What does this PR do ?
Uses PTL's Enum TrainerFn to check if the stage is TESTING or not and skips init_ddp in nemo/lightning/megatron_parallel.py if TESTING as it can cause OOM during inference.
Collection: [Note which collection this PR will affect]
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