/*
playback timings (ms):
  LoadShardBlock: 56.954 (3)
  esindex: 0.012
  captures_list: 83.321
  CDXLines.iter: 15.36 (3)
  PetaboxLoader3.datanode: 46.655 (4)
  exclusion.robots.fetch: 0.488 (4)
  exclusion.robots: 1.316
  exclusion.robots.policy: 0.416
  RedisCDXSource: 5.289
  PetaboxLoader3.resolve: 416.513
  load_resource: 442.256
*/