Better training loop implementation #8820
Merged
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This pull request suggest a new implementation of the training loop in lora training node.
Basically we follow the idea of what sampler for, we move the training loop from training node to train sampler to allow the resource management around the sampler only execute once. Which means we can save tons of time for setting up the sampler/guider.
This implementation can significantly improve the training speed for about 30~50%. depends on hardware and args.