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- #! /bin/bash
- # Runs the "345M" parameter model
- GPUS_PER_NODE=8
- # Change for multinode config
- MASTER_ADDR=localhost
- MASTER_PORT=6000
- NNODES=1
- NODE_RANK=0
- WORLD_SIZE=$(($GPUS_PER_NODE*$NNODES))
- DATA_PATH=<Specify path and file prefix>_text_document
- CHECKPOINT_PATH=<Specify path>
- DISTRIBUTED_ARGS="--nproc_per_node $GPUS_PER_NODE --nnodes $NNODES --node_rank $NODE_RANK --master_addr $MASTER_ADDR --master_port $MASTER_PORT"
- python -m torch.distributed.launch $DISTRIBUTED_ARGS \
- pretrain_gpt.py \
- --num-layers 24 \
- --hidden-size 1024 \
- --num-attention-heads 16 \
- --micro-batch-size 8 \
- --global-batch-size 64 \
- --seq-length 1024 \
- --max-position-embeddings 1024 \
- --train-iters 500000 \
- --lr-decay-iters 320000 \
- --save $CHECKPOINT_PATH \
- --load $CHECKPOINT_PATH \
- --data-path $DATA_PATH \
- --vocab-file gpt2-vocab.json \
- --merge-file gpt2-merges.txt \
- --data-impl mmap \
- --split 949,50,1 \
- --distributed-backend nccl \
- --lr 0.00015 \
- --lr-decay-style cosine \
- --min-lr 1.0e-5 \
- --weight-decay 1e-2 \
- --clip-grad 1.0 \
- --lr-warmup-fraction .01 \
- --checkpoint-activations \
- --log-interval 100 \
- --save-interval 10000 \
- --eval-interval 1000 \
- --eval-iters 10 \
- --fp16
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