eval_results.json

{
    "epoch": 50.53,
    "eval_loss": 2.259847640991211,
    "eval_runtime": 48.3465,
    "eval_samples": 40000,
    "eval_samples_per_second": 827.361,
    "eval_steps_per_second": 51.71,
    "perplexity": 9.58162920801955
}