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model_name: pythia-1b
out_dir: /data/users/zichunyu/out/pythia-1b/fineweb/sample-100BT
resume: false
data:
class_path: litgpt.data.FineWeb
init_args:
data_path: /data/users/zichunyu/data/fineweb/sample-100BT
val_split_fraction: 0.0005
seed: 42
num_workers: 8
train:
save_interval: 5000
log_interval: 50
global_batch_size: 512
micro_batch_size: 16
lr_warmup_steps: 2000
max_tokens: 50000000000
tie_embeddings: false
max_norm: 1.0
min_lr: 4.0e-05
eval:
interval: 200000
max_iters: 100
initial_validation: false
optimizer:
class_path: torch.optim.AdamW
init_args:
lr: 0.0004
weight_decay: 0.1
betas:
- 0.9
- 0.95
devices: auto
tokenizer_dir: checkpoints/EleutherAI/pythia-1b
logger_name: wandb
exp_name: pythia-1b_fineweb_sample-100BT
seed: 42
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