ColossalAI/examples/language/gpt/gpt3_configs/gpt3_pp2d.py

28 lines
509 B
Python

import torch
from titans.model.gpt import gpt3
from torch.optim import Adam
from colossalai.amp import AMP_TYPE
BATCH_SIZE = 2 * 48
NUM_EPOCHS = 60
SEQ_LEN = 2048
NUM_MICRO_BATCHES = 48
TENSOR_SHAPE = (BATCH_SIZE // NUM_MICRO_BATCHES // 2, SEQ_LEN, 12288 // 2)
fp16 = dict(mode=AMP_TYPE.NAIVE)
parallel = dict(pipeline=24, tensor=dict(mode='2d', size=4))
optimizer = dict(
type=Adam,
lr=0.00015,
weight_decay=1e-2,
)
model = dict(
type=gpt3,
checkpoint=True,
dtype=torch.half,
)