/*
playback timings (ms):
  captures_list: 242.9
  exclusion.robots: 0.063
  exclusion.robots.policy: 0.056
  RedisCDXSource: 2.58
  esindex: 0.017
  LoadShardBlock: 218.356 (3)
  PetaboxLoader3.datanode: 201.068 (5)
  load_resource: 461.756
  PetaboxLoader3.resolve: 450.157
  loaddict: 7.932
*/