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ColossalAI/examples/tutorial/opt/opt/colossalai_zero.py
BoxiangW ca6e75bc28 [tutorial] edited hands-on practices (#1899)
* Add handson to ColossalAI.

* Change names of handsons and edit sequence parallel example.

* Edit wrong folder name

* resolve conflict

* delete readme
2022-11-11 17:08:17 +08:00

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Python

from colossalai.zero.shard_utils import TensorShardStrategy
zero = dict(model_config=dict(shard_strategy=TensorShardStrategy(),
tensor_placement_policy="auto",
reuse_fp16_shard=True),
optimizer_config=dict(gpu_margin_mem_ratio=0.8, initial_scale=16384))