eval_results.json

{
    "epoch": 15.0,
    "eval_bleu": 0.20804732558419864,
    "eval_loss": 2.2835311889648438,
    "eval_runtime": 19.725,
    "eval_samples": 847,
    "eval_samples_per_second": 42.94,
    "eval_steps_per_second": 5.374,
    "perplexity": 9.811264741472648
}