eval_results.json

{
    "epoch": 20.0,
    "eval_loss": 1.6322814226150513,
    "eval_runtime": 77.9898,
    "eval_samples": 84476,
    "eval_samples_per_second": 1083.168,
    "eval_steps_per_second": 67.701,
    "perplexity": 5.1155321064018535
}