缺省Lora训练显存消耗 60G

[is]

最新的dev分支6a42db4c1fdffee9ccc8f7d91775c5b4112738f6

使用缺省的配置，lora，没有开quantization, 没有开deepspeed

# 模块配置， 默认启用lora
enable_deepspeed = False
enable_ptv2 = False
enable_lora = True
enable_int8 = False # qlora int8
enable_int4 = False # qlora int4

INFO: 
  | Name                                  | Type      | Params
--------------------------------------------------------------------
0 | _TransformerLightningModule__backbone | LoraModel | 6.2 B 
--------------------------------------------------------------------
3.7 M     Trainable params
6.2 B     Non-trainable params
6.2 B     Total params
24,704.811Total estimated model params size (MB)

直接跑train.py, 显存消耗50-60G，
在V100S单卡上OOM，这个情况合理吗?