data/test/worker_0002_progress.json

{
  "worker_index": 2,
  "worker_count": 32,
  "target_records": 32,
  "written": 32,
  "attempts": 57,
  "records_per_sec": 2.2316924008722805,
  "attempts_per_sec": 3.975202089053749,
  "updated_at": "2026-05-03T00:06:32.325086"
}