/*
playback timings (ms):
  LoadShardBlock: 167.906 (3)
  esindex: 0.007
  captures_list: 192.024
  CDXLines.iter: 18.655 (3)
  PetaboxLoader3.datanode: 207.991 (4)
  exclusion.robots.fetch: 0.337 (4)
  exclusion.robots: 1.069
  exclusion.robots.policy: 0.331
  RedisCDXSource: 0.89
  PetaboxLoader3.resolve: 195.257
  load_resource: 249.866
*/