[DSD] Make distributed state_dict support torch.distributed is not initialized case #127385
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This was referenced May 29, 2024
🔗 Helpful Links🧪 See artifacts and rendered test results at hud.pytorch.org/pr/127385
Note: Links to docs will display an error until the docs builds have been completed. ❗ 1 Active SEVsThere are 1 currently active SEVs. If your PR is affected, please view them below: ✅ You can merge normally! (1 Unrelated Failure)As of commit 86da2b0 with merge base a60b06b ( FLAKY - The following job failed but was likely due to flakiness present on trunk:
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bigfootjon
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…itialized case (#127385) Fixes #124942 Summary: Allow DSD to support loading the regular optimizer state_dict and can be used when torch.distributed.is_initialized() is False. Pull Request resolved: #127385 Approved by: https://github.com/wz337 ghstack dependencies: #127070, #127071, #127384 (cherry picked from commit 64c581a)
petrex
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…itialized case (pytorch#127385) Fixes pytorch#124942 Summary: Allow DSD to support loading the regular optimizer state_dict and can be used when torch.distributed.is_initialized() is False. Pull Request resolved: pytorch#127385 Approved by: https://github.com/wz337 ghstack dependencies: pytorch#127070, pytorch#127071, pytorch#127384
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Stack from ghstack (oldest at bottom):
Fixes #124942
Summary:
Allow DSD to support loading the regular optimizer state_dict and can be used when torch.distributed.is_initialized() is False.
cc @mrshenli @pritamdamania87 @zhaojuanmao @satgera @gqchen @aazzolini @osalpekar @jiayisuse @H-Huang @kwen2501 @awgu @penguinwu @XilunWu @wanchaol @fduwjj @wz337 @tianyu-l @wconstab @yf225 @chauhang @d4l3k @LucasLLC