nice nohup bash -c 'echo "start $(date)" && mpirun -np 8 ./train_gpt2cu \
    -i "dev/data/fineweb10B/fineweb_train_*.bin" \
    -j "dev/data/fineweb10B/fineweb_val_*.bin" \
    -o log124M \
    -e "d12" \
    -b 64 -t 1024 \
    -d 524288 \
    -r 1 \
    -z 1 \
    -c 0.1 \
    -l 0.0006 \
    -q 0.0 \
    -u 700 \
    -n 5000 \
    -y 1 \
    -v 250 -s 20000 \
    -h 1 && echo "end $(date)"' &