1{"event": "train", "step": 20, "loss": -6.028894424438477, "grad_norm": 0.19328449666500092, "lr": 0.0009140576474687263, "ex_per_s": 444.81354599815137, "data_frac": 0.7234553139083971, "mem_mb": 7.154432, "nll": -6.028894424438477, "elapsed_s": 1.4}2{"event": "val", "step": 30, "val_nll": -6.086208792220889, "best": -6.086208792220889, "bad": 0, "mem_mb": 7.154432, "elapsed_s": 12.9}3{"event": "train", "step": 40, "loss": -5.999700546264648, "grad_norm": 0.16686025261878967, "lr": 0.0004109423525312738, "ex_per_s": 97.69587241235897, "data_frac": 0.08125152117839725, "mem_mb": 7.154432, "nll": -5.999700546264648, "elapsed_s": 13.1}4{"event": "train", "step": 60, "loss": -6.09545373916626, "grad_norm": 0.31874847412109375, "lr": 0.0001, "ex_per_s": 142.28147360391227, "data_frac": 0.07998994832536048, "mem_mb": 7.154432, "nll": -6.09545373916626, "elapsed_s": 13.5}5{"event": "val", "step": 60, "val_nll": -6.0867741598669935, "best": -6.0867741598669935, "bad": 0, "mem_mb": 7.154432, "elapsed_s": 24.7}6{"event": "done", "steps": 60, "best_val": -6.0867741598669935, "wall_s": 24.7404522895813, "ex_per_s": 77.60569522039621, "peak_mem_mb": 7.154432, "n_params": 190342, "device": "mps", "data_time_frac": 0.04362954215468905, "elapsed_s": 24.7}7