eval_results.json

{
    "epoch": 5.0,
    "eval_bleu": 7.735,
    "eval_gen_len": 44.5453,
    "eval_loss": 2.8127198219299316,
    "eval_runtime": 558.2423,
    "eval_samples": 1999,
    "eval_samples_per_second": 3.581,
    "eval_steps_per_second": 0.448
}