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#!/bin/bash
#SBATCH --job-name=sft_train
#SBATCH --account=bfqt-delta-gpu
#SBATCH --partition=gpuH200x8
#SBATCH --nodes=1
#SBATCH --ntasks=1
#SBATCH --cpus-per-task=32
#SBATCH --gres=gpu:4
#SBATCH --mem=256G
#SBATCH --time=08:00:00
#SBATCH --output=/projects/bfqt/users/yurenh2/ml-projects/personalization-user-model/sft_train_%j.out
#SBATCH --error=/projects/bfqt/users/yurenh2/ml-projects/personalization-user-model/sft_train_%j.err
set -e
cd /projects/bfqt/users/yurenh2/ml-projects/personalization-user-model/collaborativeagents
source /u/yurenh2/miniforge3/etc/profile.d/conda.sh
conda activate eval
export HF_HOME=/projects/bfqt/users/yurenh2/hf_cache/huggingface
export PYTHONPATH="${PWD}:${PWD}/../src:${PYTHONPATH}"
export WANDB_MODE=offline
echo "=== SFT Training (H200) ==="
date
nvidia-smi --query-gpu=index,name,memory.total --format=csv
MODEL_PATH="/projects/bfqt/users/yurenh2/ml-projects/personalization-user-model/models/llama-3.1-8b-instruct"
DATA_PATH="training/training_data/sft_training_data.json"
OUTPUT_DIR="training/outputs/sft_reflection"
echo "Model: $MODEL_PATH"
echo "Data: $DATA_PATH"
echo "Output: $OUTPUT_DIR"
# Count training examples
echo ""
echo "Training data size: $(wc -c < $DATA_PATH) bytes"
python -c "import json; data = json.load(open('$DATA_PATH')); print(f'Training examples: {len(data)}')"
echo ""
echo "Starting SFT training..."
# Training with 4 GPUs using FSDP for memory efficiency
accelerate launch --num_processes=4 --mixed_precision=bf16 \
training/train_sft.py \
--model-path $MODEL_PATH \
--data-path $DATA_PATH \
--output-dir $OUTPUT_DIR \
--num-epochs 4 \
--learning-rate 1e-6 \
--batch-size 1 \
--gradient-accumulation 16
echo ""
echo "Training complete!"
date
ls -la $OUTPUT_DIR/
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