lightning
https://github.com/lightning-ai/lightning
Python
Deep learning framework to train, deploy, and ship AI products Lightning fast.
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- Issues
- Gradients seem not synchronized with manual optimization and DDPStrategy with `static_graph=True`
- Example of gradient clipping with manual optimization does not handle gradient unscaling properly
- Running out of memory when resuming the training from a checkpoint
- Incorrect batch progress saved in checkpoint at every_n_train_steps
- WandbLogger crashes when used with TPU VM
- Using `pyg` sampler causes lightning to skip validation step
- RuntimeError: CUDA error: unspecified launch failure
- Variable length number of batches is not supported
- 2x slower training speed with FSDP when switching from lightning 1.9 to 2.0
- `EarlyStopping` monitor `min_delta` by percentage
- Docs
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