/*
playback timings (ms):
  LoadShardBlock: 172.501 (3)
  esindex: 0.008
  captures_list: 226.993
  CDXLines.iter: 8.984 (3)
  PetaboxLoader3.datanode: 161.566 (4)
  exclusion.robots: 0.123
  exclusion.robots.policy: 0.113
  RedisCDXSource: 43.128
  load_resource: 29.124
*/