eval_results.json

{
    "epoch": 0.66,
    "eval_accuracy": 0.42613053599474665,
    "eval_loss": 3.3795323371887207,
    "eval_runtime": 2019.6059,
    "eval_samples": 308356,
    "eval_samples_per_second": 152.681,
    "eval_steps_per_second": 3.181,
    "perplexity": 29.357038707219253
}