eval_results.json

{
    "epoch": 4.0,
    "eval_loss": 1.6668897867202759,
    "eval_runtime": 102.7014,
    "eval_samples": 13319,
    "eval_samples_per_second": 129.687,
    "eval_steps_per_second": 16.212,
    "perplexity": 5.295671489170355
}