/*
playback timings (ms):
  captures_list: 2450.789
  exclusion.robots: 0.09
  exclusion.robots.policy: 0.084
  RedisCDXSource: 2.341
  esindex: 0.009
  LoadShardBlock: 2431.503 (3)
  PetaboxLoader3.datanode: 2551.944 (5)
  load_resource: 267.364
  PetaboxLoader3.resolve: 81.537
  loaddict: 138.933
*/