[{"@context":"https:\/\/schema.org\/","@type":"Article","@id":"https:\/\/arcolor.cz\/jak-pouzivat-hlaseni-zkusenosti-uzivatelu-chrome-abyste-zlepsili-vykon-vasich-stranek\/#Article","mainEntityOfPage":"https:\/\/arcolor.cz\/jak-pouzivat-hlaseni-zkusenosti-uzivatelu-chrome-abyste-zlepsili-vykon-vasich-stranek\/","headline":"Jak pou\u017e\u00edvat hl\u00e1\u0161en\u00ed zku\u0161enost\u00ed u\u017eivatel\u016f Chrome, abyste zlep\u0161ili v\u00fdkon va\u0161ich str\u00e1nek","name":"Jak pou\u017e\u00edvat hl\u00e1\u0161en\u00ed zku\u0161enost\u00ed u\u017eivatel\u016f Chrome, abyste zlep\u0161ili v\u00fdkon va\u0161ich str\u00e1nek","description":"Update pro PageSpeed Insights z \u201elaboratorn\u00edch dat\u201c do \u201eter\u00e9nn\u00edch dat\u201c m\u011bl velk\u00fd potenci\u00e1l razantn\u011b ovlivnit to, jak se Google vypo\u0159\u00e1d\u00e1v\u00e1 s\u00a0va\u0161\u00edm hodnocen\u00edm od internetov\u00e9ho vyhled\u00e1va\u010de. \u00a0 Na Chrome Web summit konferenci v\u00a0roce...","datePublished":"2026-05-07","dateModified":"2026-05-07","author":{"@type":"Person","@id":"https:\/\/arcolor.cz\/author\/#Person","name":"","url":"https:\/\/arcolor.cz\/author\/","identifier":1,"image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/2d2e3fdaba6370eba756fb4048c695326686ff29010a0df4d58b27c20544521d?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/2d2e3fdaba6370eba756fb4048c695326686ff29010a0df4d58b27c20544521d?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"arcolor.cz","logo":{"@type":"ImageObject","@id":"\/logo.png","url":"\/logo.png","width":600,"height":60}},"url":"https:\/\/arcolor.cz\/jak-pouzivat-hlaseni-zkusenosti-uzivatelu-chrome-abyste-zlepsili-vykon-vasich-stranek\/","wordCount":837,"articleBody":"Update pro PageSpeed Insights z \u201elaboratorn\u00edch dat\u201c do \u201eter\u00e9nn\u00edch dat\u201c m\u011bl velk\u00fd potenci\u00e1l razantn\u011b ovlivnit to, jak se Google vypo\u0159\u00e1d\u00e1v\u00e1 s\u00a0va\u0161\u00edm hodnocen\u00edm od internetov\u00e9ho vyhled\u00e1va\u010de.\u00a0Na Chrome Web summit konferenci v\u00a0roce 2017 Google p\u0159edstavil sv\u011btu CrUX \u2013 Chrome User Experience Report (hl\u00e1\u0161en\u00ed zku\u0161enost\u00ed u\u017eivatel\u016f Google) \u2013 datab\u00e1zi, kter\u00e1 byla konstruov\u00e1na z\u00a0r\u016fznorod\u00fdch vzork\u016f, kter\u00e9 byly sta\u017eeny od autentick\u00fdch a skute\u010dn\u00fdch u\u017eivatel\u016f Google Chrome a jejich zku\u0161enost\u00ed s\u00a0vyhled\u00e1v\u00e1n\u00edm na tomto vyhled\u00e1va\u010di. Podle Google byl c\u00edl \u201ezachytit celou \u0159adu extern\u00edch faktor\u016f, kter\u00e9 utv\u00e1\u0159ej\u00ed u\u017eivatelovu kone\u010dnou zku\u0161enost s\u00a0vyhled\u00e1v\u00e1n\u00edm\u201c.\u00a0O n\u011bkolik m\u011bs\u00edc\u016f pozd\u011bji, Google updatoval jejich PageSpeed Insights n\u00e1stroj, aby hodnotila hned dv\u011b odd\u011blen\u00e9 kategorie: \u201eRychlost\u201c a \u201eoptimalizaci\u201c. Zn\u00e1m\u00e9 PageSpeed Insights hodnocen\u00ed, kter\u00e9 bylo zalo\u017eeno na technick\u00fdch probl\u00e9mech a doporu\u010den\u00fdch oprav\u00e1ch Google byl p\u0159esunut do sekce \u201eOptimalizace\u201c, zat\u00edmco nov\u011b p\u0159edstaven\u00e1 sekce rychlosti str\u00e1nky za\u010dala hodnotit internetov\u00e9 str\u00e1nky jako \u201erychl\u00e9\u201c, \u201epr\u016fm\u011brn\u00e9\u201c nebo \u201epomal\u00e9\u201c, co\u017e se zakl\u00e1dalo na medi\u00e1nu FCP (First contentful Paint \u2013 prvn\u00ed obsahov\u00fd obraz) a DOMCL (DOM Content Loaded \u2013 DOM na\u010dten\u00fd obsah).CO je ale mnohem d\u016fle\u017eit\u011bj\u0161\u00ed je to, \u017ee nam\u00edsto shroma\u017e\u010fov\u00e1n\u00ed kontroln\u00edch \u010d\u00edsel t\u011bchto v\u00fdkonnostn\u00edch slo\u017eek v\u00a0n\u011bjak\u00e9m nastaven\u00e9m prost\u0159ed\u00ed (jako to d\u011bl\u00e1 v\u011bt\u0161ina spr\u00e1vc\u016f webu v\u00a0re\u00e1ln\u00e9m \u017eivot\u011b t\u00edm, \u017ee se dost\u00e1vaj\u00ed na jejich str\u00e1nky s\u00a0pomoc\u00ed nejr\u016fzn\u011bj\u0161\u00edch vyhled\u00e1va\u010d\u016f, aby na\u0161ly co mo\u017en\u00e1 nejpr\u016fm\u011brn\u011bj\u0161\u00ed \u010das na\u010dten\u00ed) Google d\u011bl\u00e1 \u00fahrn na z\u00e1klad\u011b RUM (Real User monitoring \u2013 monitoringu skute\u010dn\u00fdch u\u017eivatel\u016f).\u00a0Va\u0161e sk\u00f3re rychlosti str\u00e1nky je zalo\u017eeno na datech, kter\u00e9 jsou shrom\u00e1\u017ed\u011bny od mili\u00f3n\u016f u\u017eivatel\u016f Google Chrome a od jejich zku\u0161enosti s\u00a0na\u010d\u00edt\u00e1n\u00edm va\u0161ich str\u00e1nek, p\u0159esn\u011bji \u0159e\u010deno se posuzuje to, jak prob\u00edh\u00e1 interakce u\u017eivatele s\u00a0va\u0161\u00ed str\u00e1nkou, jak dlouho trv\u00e1, ne\u017e se str\u00e1nka na\u010dte, jak\u00e9 za\u0159\u00edzen\u00ed u\u017eivatel\u00e9 p\u0159i vstupu na str\u00e1nky pou\u017e\u00edvaj\u00ed apod.. Nedostupn\u00e9 sk\u00f3re rychlosti znamen\u00e1, \u017ee CrUX nem\u00e1 dostatek informac\u00ed o va\u0161em provozu a datech. M\u011bjte na pam\u011bti, \u017ee i kdy\u017e se CrUX datab\u00e1ze neust\u00e1le rozr\u016fst\u00e1, je d\u016fle\u017eit\u00e9 ob\u010das zkontrolovat, jestli se va\u0161e sk\u00f3re nezm\u011bnilo z \u201enedostupn\u00e9\u201c na n\u011bco jin\u00e9ho nebo jestli je st\u00e1le nedostupn\u00e9.\u00a0Zat\u00edmco update pro PageSpeed Insights nemus\u00ed na prvn\u00ed pohled znamenat nic p\u0159evratn\u00e9ho (p\u0159edev\u0161\u00edm, pokud rad\u011bji pou\u017e\u00edv\u00e1te jin\u00e9 n\u00e1stroje jako Pingdom, webPageTest nebo dokonce Chrome Dev Tools), je velmi d\u016fle\u017eit\u00e9 si zapamatovat, \u017ee je tu tento \u201ep\u0159echod\u201c z\u00a0laboratorn\u00edch dat na ter\u00e9nn\u00ed data. To znamen\u00e1 pro SEO spole\u010dnosti jednu v\u011bc a to, \u017ee Google bude hodnotit, jestli se rychlost va\u0161\u00ed str\u00e1nky vyrovn\u00e1 rychlosti str\u00e1nek ve va\u0161em okol\u00ed \u2013 a tato zm\u011bna z\u00a0jedn\u011bch dat na druh\u00e9 m\u016f\u017ee znamenat potencion\u00e1ln\u011b velk\u00fd vliv na hodnocen\u00ed ve vyhled\u00e1va\u010di.\u00a0\t\tDobr\u00e9 pro debugging\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 – Skute\u010dn\u00e1 u\u017eivatelsk\u00e1 zku\u0161enost\t\tHlubok\u00e1 viditelnost do UX \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 – Soulad s\u00a0byznysov\u00fdm KPI\t\tReprodukovateln\u00e9 prost\u0159ed\u00ed \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 – Velmi omezen\u00fd po\u010det metrik\t\tAle \u017e\u00e1dn\u00e9 probl\u00e9mov\u00e9 m\u00edsta skute\u010dn\u00e9ho sv\u011bta\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 – Limitovan\u00e9 mo\u017enosti debuggingu\t\tNem\u016f\u017ee v\u016fbec obst\u00e1t oproti skute\u010dn\u00e9mu KPI)\u00a0V\u00a0tomto \u010dl\u00e1nku se v\u00e1m pokus\u00edme uk\u00e1zat n\u011bjak\u00e9 m\u00edstn\u00ed testy rychlosti na\u010d\u00edt\u00e1n\u00ed, a jak drasticky odli\u0161n\u00e9 v\u00fdsledky maj\u00ed v\u00a0CrUX metrice v\u00fdkonu. Tak\u00e9 v\u00e1s nau\u010d\u00edme to, jak vlastn\u011b pou\u017e\u00edt CrUX data, abyste zrychlili na\u010d\u00edt\u00e1n\u00ed va\u0161ich str\u00e1nek.\u00a0\tVliv CrUX dat na m\u011b\u0159en\u00ed rychlosti va\u0161\u00ed str\u00e1nkyAbychom vid\u011bli, jak se vlastn\u011b mohou CrUX data li\u0161it od dat z\u00a0laboratorn\u00edch n\u00e1stroj\u016f, poj\u010fme spusti men\u0161\u00ed test m\u00edstn\u00ed rychlosti na\u010d\u00edt\u00e1n\u00ed pro dva velk\u00e9 zpravodajsk\u00e9 weby: USAtoday.com a CNN.com.\u00a0Nejprve si poj\u010fme na\u010d\u00edst ob\u011b dv\u011b str\u00e1nky (usatoday.com a edition.cnn.com) na WebPageTest s\u00a0povolen\u00fdm v\u00fdchoz\u00edm nastaven\u00edm.\u00a0Ur\u010dit\u011b si v\u0161imnete toho, \u017ee podle t\u011bchto m\u011b\u0159en\u00ed, na\u010d\u00edtac\u00ed rychlost pro USA Today je skoro \u010dty\u0159ikr\u00e1t v\u011bt\u0161\u00ed ne\u017e pro CNN. (118,711 sekund vs. 16\u00a0751 sekund).\u00a0Poj\u010fme nyn\u00ed porovnat tyto laboratorn\u00ed v\u00fdsledky s\u00a0daty od CrUX, kter\u00e9 byly vypo\u010dteny n\u00e1strojem PageSpeed Insights.\u00a0M\u016f\u017eete b\u00fdt i p\u0159ekvapeni p\u0159i zji\u0161t\u011bn\u00ed, \u017ee co se t\u00fd\u010de Google, USA Today dom\u00e1c\u00ed str\u00e1nka je pova\u017eov\u00e1na za \u201erychlou\u201c, zat\u00edmco ta od CNN je \u201epomal\u00e1\u201c.                                                                                                                                                                                                                                                                                                                                                                                                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