train_results.json

{
    "epoch": 2.0,
    "total_flos": 4057777727078400.0,
    "train_loss": 0.5052211482704485,
    "train_runtime": 135745.8608,
    "train_samples": 1421904,
    "train_samples_per_second": 4.568,
    "train_steps_per_second": 0.071
}