/*
playback timings (ms):
  LoadShardBlock: 95.65 (3)
  esindex: 0.007
  captures_list: 172.149
  CDXLines.iter: 15.147 (3)
  PetaboxLoader3.datanode: 97.681 (4)
  exclusion.robots.fetch: 56.676 (4)
  exclusion.robots: 57.309
  exclusion.robots.policy: 0.298
  RedisCDXSource: 0.696
  PetaboxLoader3.resolve: 224.072
  load_resource: 262.939
*/