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support multi-GPU training #33

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zsz00 opened this issue Mar 27, 2023 · 2 comments

zsz00 commented Mar 27, 2023

How to support multi-GPU training?
Is there some documentation and examples?

Owner

CarloLucibello commented Mar 27, 2023

Multi gpu is not supported yet.
In the ecosystem, there is an MPI based implementation in
https://github.com/avik-pal/FluxMPI.jl
and Dagger.jl based one in
https://github.com/FluxML/DaggerFlux.jl
The plan for this repo is to implement a Dagger based solution.

CarloLucibello changed the title ~~How to support multi-GPU training?~~ support multi-GPU training

Owner

CarloLucibello commented Mar 27, 2023

References

https://neptune.ai/blog/distributed-training
https://lambdalabs.com/blog/multi-node-pytorch-distributed-training-guide
https://pytorch.org/docs/stable/generated/torch.nn.parallel.DistributedDataParallel.html
https://lambdalabs.com/blog/introduction-multi-gpu-multi-node-distributed-training-nccl-2-0
paper PyTorch Distributed: Experiences on Accelerating Data Parallel Training

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