data/test/worker_0008_progress.json

{
  "worker_index": 8,
  "worker_count": 32,
  "target_records": 6,
  "written": 6,
  "attempts": 11,
  "records_per_sec": 1.6704746355709903,
  "attempts_per_sec": 3.062536831880149,
  "updated_at": "2026-04-29T03:16:15.955420"
}