fix bugs of ClipGradByGlobalNorm in HybridParallel #36555
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haohongxiang
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ForFishes
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Oct 19, 2021
| new_grad = layers.elementwise_mul(x=g, y=clip_var) | ||
| if p.dtype == paddle.float16: | ||
| new_grad = layers.elementwise_mul( | ||
| x=g, y=paddle.cast(clip_var, paddle.float16)) |
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这个可以先cast一次，不需要出现在循环里，每一次都cast。
fuyinno4
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Oct 26, 2021
…imizer (#36707) * fix bugs in HybridParallelClipGrad of hybrid_parallel_optimizer (#36237) * fix bugs in HybridParallelClipGrad of hybrid_parallel_optimizer * update * update * fix bugs in mp_layers、pp_layers and HybridParallelClipGrad (#36144) * fix calling bug of HybridParallelClipGrad * fix bugs of HybridParallelClipGrad * add unittest of pp with HybridParallelClipGrad * fix bugs in mp_layers.py * update * fix bugs in pp_layers.py * update * [HybridParallel]Rebuild code for pipeline (#36396) * add no_sync for parameters sync * add pipeline for moe * [HybridParallel]Support fp16 in dygraph hybrid parallel (#36420) * [HybridParallel]Support fp16 in dygraph hybrid parallel * update * update * update for recompute * add unittest of pp+fp16 * add unittest of recompute+fp16 * update * modify ut * modify ut of cond (#36475) * fix bugs of ClipGradByGlobalNorm in HybridParallel (#36555) * fix bugs of ClipGradByGlobalNorm * add unittests * add unittests * [HybridParallel]fix bug of check_inf in fleet_base.py (#36651) * fix bug of check_inf * fix allreduce * support ClipGradByGlobalNorm in sharding (#36012) * support ClipGradByGlobalNorm in sharding * support ClipGradByGlobalNorm in sharding * test=allcase * Update test_linalg_cond.py * Update hybrid_parallel_util.py * Update hybrid_parallel_util.py Co-authored-by: ShenLiang <[email protected]> Co-authored-by: zhaoyingli <[email protected]>
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Describe
fix bugs of ClipGradByGlobalNorm
单卡FP32与3D混合并行+recompute+FP16的loss曲线精度对比
