eval_results.json

{
    "epoch": 15.0,
    "eval_loss": 1.9438238143920898,
    "eval_runtime": 45.4177,
    "eval_samples": 2933,
    "eval_samples_per_second": 64.578,
    "eval_steps_per_second": 8.081,
    "perplexity": 6.985410881541159
}