SHOW/configs/base/optimizer_config.py

maxiters=30
optimizer_config=dict(
    type='LBFGS',
    lr=1.0, 
    max_iter=30, 
    max_eval=None, 
    tolerance_grad=1e-07, 
    tolerance_change=1e-09, 
    history_size=100, 
    line_search_fn='strong_wolfe'
)