train_results.json

{
    "epoch": 0.4,
    "learning_rate": 6.006595928973583e-06,
    "train_loss": 4.866100902288732,
    "train_runtime": 1694.857,
    "train_samples": 2362257,
    "train_samples_per_second": 557.659,
    "train_steps_per_second": 1.089
}