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@rdlabo(榊原 昌彦)

Module、PreLoadの速度に与える影響検証結果

Last updated at Posted at 2019-06-20
  • 48時間計測（2019年6月19日12:00から48時間）
  • 計測値　サンフランシスコ
  • n=576 × 3ドメイン
  • 時間の比較（かっこない）は、Defaultとの比較
  • iPhone7 - 4G Emulate

仮説

  • Default > NoModule > NoModuleLazy

結論

  • Default > NoModule > NoModuleLazy

値での検証

中央値

ドメイン Mdn名前解決 Mdn レンダリング開始
Default 7.00 697.00
NoModule 7.00 683.50(-13.5)
NoModuleLazy 7.00 637.50(-59.5)

速度インデックス

ノード別

aa.png

合計

スクリーンショット 2019-06-21 14.46.46.png

グラフでの視覚的検証（2500ms以上除外）

  • レンダリング開始
    スクリーンショット 2019-06-21 14.54.49.png

  • レンダリング開始
    スクリーンショット 2019-06-21 14.55.34.png

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