<\/span><\/h2>TTFB (Time to First Byte), LCP’nin ilk bile\u015fenidir ve LCP de\u011feri matematiksel olarak TTFB’nin alt\u0131na inemez. Bu y\u00fczden Core Web Vitals \u00e7al\u0131\u015fmas\u0131nda TTFB, LCP b\u00fct\u00e7esinin taban \u00e7izgisidir.<\/p>
Google’\u0131n TTFB i\u00e7in verdi\u011fi referans e\u015fikler \u015f\u00f6yledir: 800 ms ve alt\u0131 iyi<\/strong>, 800-1800 ms aras\u0131 iyile\u015ftirilmeli, 1800 ms \u00fczeri zay\u0131f. LCP’nin iyi e\u015fi\u011fi 2,5 saniye oldu\u011funa g\u00f6re 800 ms’lik bir TTFB, b\u00fct\u00e7enin yakla\u015f\u0131k \u00fc\u00e7te birini t\u00fcketir. TTFB 1,5 saniyeye \u00e7\u0131kt\u0131\u011f\u0131nda geriye indirme ve \u00e7izim i\u00e7in 1 saniyeden az kal\u0131r; kapak g\u00f6rselinin zaman\u0131nda y\u00fcklenmesi art\u0131k m\u00fcmk\u00fcn de\u011fildir.<\/p>TTFB’nin kendisi de birka\u00e7 ad\u0131mdan olu\u015fur: y\u00f6nlendirmeler, DNS \u00e7\u00f6z\u00fcmlemesi, TCP ba\u011flant\u0131s\u0131, TLS anla\u015fmas\u0131 ve sunucunun yan\u0131t\u0131 \u00fcretmesi. Gereksiz bir 301 zinciri tek ba\u015f\u0131na 200-400 ms ekleyebilir. Hangi ad\u0131m\u0131n uzad\u0131\u011f\u0131n\u0131 DevTools’un Network sekmesinden ayr\u0131\u015ft\u0131rabilirsiniz.<\/p>\n<\/span>LCP nas\u0131l iyile\u015ftirilir?<\/span><\/h2>LCP iyile\u015ftirmesi, metri\u011fin d\u00f6rt alt b\u00f6l\u00fcm\u00fcn\u00fc s\u0131rayla ele alarak yap\u0131l\u0131r. Core Web Vitals raporunda LCP zay\u0131f \u00e7\u0131k\u0131yorsa a\u015fa\u011f\u0131daki ad\u0131mlar\u0131 bu s\u0131rayla uygulay\u0131n.<\/p>
1. TTFB’yi d\u00fc\u015f\u00fcr\u00fcn.<\/strong> Sunucu taraf\u0131 sayfa \u00f6nbelle\u011fi a\u00e7\u0131n, veritaban\u0131 sorgular\u0131n\u0131 azalt\u0131n, gereksiz y\u00f6nlendirmeleri kald\u0131r\u0131n ve statik varl\u0131klar i\u00e7in CDN kullan\u0131n. Bu ad\u0131m atlan\u0131rsa sonrakilerin etkisi s\u0131n\u0131rl\u0131 kal\u0131r.<\/p>2. LCP \u00f6\u011fesini erken ke\u015ffettirin.<\/strong> LCP g\u00f6rselini asla lazy loading ile i\u015faretlemeyin; bunun yerine fetchpriority high verin. CSS arka plan\u0131 olarak y\u00fckleniyorsa preload ile HTML’in ba\u015f\u0131nda ilan edin. Kayna\u011f\u0131n ge\u00e7 ke\u015ffedilmesi en s\u0131k g\u00f6r\u00fclen gecikme nedenidir.<\/p>3. Kaynak boyutunu k\u00fc\u00e7\u00fclt\u00fcn.<\/strong> Kapak g\u00f6rselini WebP veya AVIF format\u0131nda sunun, srcset ile cihaza uygun boyutu g\u00f6nderin. 1200 piksellik bir alana 3000 piksellik g\u00f6rsel koymak yayg\u0131n bir hatad\u0131r.<\/p>4. Render engelleyen kaynaklar\u0131 azalt\u0131n.<\/strong> Kritik CSS’i sat\u0131r i\u00e7ine al\u0131n, geri kalan\u0131n\u0131 asenkron y\u00fckleyin. Head’deki senkron JavaScript dosyalar\u0131n\u0131 defer veya async ile i\u015faretleyin, \u00fc\u00e7\u00fcnc\u00fc taraf betiklerini kritik yoldan \u00e7\u0131kar\u0131n.<\/p>5. Fontlar\u0131 kontrol alt\u0131na al\u0131n.<\/strong> LCP \u00f6\u011fesi metin blo\u011fuysa font dosyas\u0131 inene kadar metin \u00e7izilmeyebilir. font-display swap ve kritik fontun preload edilmesi bu beklemeyi ortadan kald\u0131r\u0131r.<\/p>Her de\u011fi\u015fiklikten sonra saha verisinin g\u00fcncellenmesi 28 g\u00fcnl\u00fck CrUX penceresinin dolmas\u0131n\u0131 gerektirir. Ara kontrolleri laboratuvar \u00f6l\u00e7\u00fcmleriyle veya kendi RUM verinizle yap\u0131n.<\/p>
<\/span>Core Web Vitals arama s\u0131ralamas\u0131n\u0131 etkiler mi?<\/span><\/h2>Evet, Core Web Vitals Google’\u0131n s\u0131ralama sinyalleri aras\u0131nda yer al\u0131r; ancak etkisi i\u00e7erik kalitesine k\u0131yasla s\u0131n\u0131rl\u0131d\u0131r. Google bu sinyalleri, benzer alaka d\u00fczeyine sahip sayfalar aras\u0131nda ayr\u0131m yapan bir fakt\u00f6r olarak tan\u0131mlar.<\/p>
Pratik kar\u015f\u0131l\u0131\u011f\u0131 \u015fudur: zay\u0131f Core Web Vitals de\u011ferleri, konuya birebir uyan g\u00fc\u00e7l\u00fc bir i\u00e7eri\u011fi ilk sayfadan d\u00fc\u015f\u00fcrmez. Ama rekabetin yo\u011fun oldu\u011fu bir sorguda benzer kalitedeki iki sayfa aras\u0131nda dengeyi belirleyebilir. Google, sayfa deneyimini 2023 sonunda ayr\u0131 bir g\u00fcncelleme olarak listelemeyi b\u0131rakt\u0131; sinyaller s\u0131ralama sistemlerinin i\u00e7inde kalmaya devam ediyor.<\/p>
Metriklerin dolayl\u0131 etkisi ise do\u011frudan etkisinden b\u00fcy\u00fckt\u00fcr. Yava\u015f y\u00fcklenen ve ge\u00e7 tepki veren sayfalar terk oran\u0131n\u0131 y\u00fckseltir, d\u00f6n\u00fc\u015f\u00fcm\u00fc d\u00fc\u015f\u00fcr\u00fcr. Core Web Vitals’\u0131 bir s\u0131ralama kalemi olarak de\u011fil, \u00f6l\u00e7\u00fclebilir bir kullan\u0131c\u0131 deneyimi g\u00f6stergesi olarak ele almak daha do\u011fru bir yakla\u015f\u0131md\u0131r.<\/p>
<\/span>\u00d6zet<\/span><\/h2>Core Web Vitals \u00fc\u00e7 metrikten olu\u015fur:<\/strong> LCP (y\u00fckleme, iyi 2,5 sn ve alt\u0131), INP (etkile\u015fim, iyi 200 ms ve alt\u0131) ve CLS (g\u00f6rsel kararl\u0131l\u0131k, iyi 0,1 ve alt\u0131).<\/li>FID art\u0131k kullan\u0131lm\u0131yor.<\/strong> Mart 2024’te setten \u00e7\u0131kar\u0131ld\u0131 ve yerine, t\u00fcm etkile\u015fimleri u\u00e7tan uca \u00f6l\u00e7en INP geldi.<\/li>De\u011ferlendirme 75. persentil \u00fczerinden yap\u0131l\u0131r;<\/strong> saha verisi CrUX’un 28 g\u00fcnl\u00fck penceresinden gelir, laboratuvar skorlar\u0131 s\u0131ralamada kullan\u0131lmaz.<\/li>TTFB, LCP’nin taban\u0131d\u0131r.<\/strong> 800 ms’yi a\u015fan bir TTFB, 2,5 saniyelik LCP hedefini zorla\u015ft\u0131r\u0131r; iyile\u015ftirme bu y\u00fczden sunucudan ba\u015flar.<\/li>S\u0131ralama etkisi bir e\u015fitlik bozucu d\u00fczeyindedir.<\/strong> \u0130\u00e7erik kalitesinin yerini tutmaz; dolayl\u0131 etkisi ise d\u00f6n\u00fc\u015f\u00fcm oran\u0131nda g\u00f6r\u00fcl\u00fcr.<\/li><\/ul>","protected":false},"excerpt":{"rendered":"Core Web Vitals nedir, LCP nedir ve ka\u00e7 saniye olmal\u0131? LCP, INP ve CLS e\u015fik de\u011ferleri, \u00f6l\u00e7\u00fcm ara\u00e7lar\u0131 ve iyile\u015ftirme ad\u0131mlar\u0131 bu rehberde.<\/p>\n","protected":false},"author":1,"featured_media":1816,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-1724","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-genel"],"_links":{"self":[{"href":"https:\/\/verimin.com.tr\/blog\/wp-json\/wp\/v2\/posts\/1724","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/verimin.com.tr\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/verimin.com.tr\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/verimin.com.tr\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/verimin.com.tr\/blog\/wp-json\/wp\/v2\/comments?post=1724"}],"version-history":[{"count":3,"href":"https:\/\/verimin.com.tr\/blog\/wp-json\/wp\/v2\/posts\/1724\/revisions"}],"predecessor-version":[{"id":1849,"href":"https:\/\/verimin.com.tr\/blog\/wp-json\/wp\/v2\/posts\/1724\/revisions\/1849"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/verimin.com.tr\/blog\/wp-json\/wp\/v2\/media\/1816"}],"wp:attachment":[{"href":"https:\/\/verimin.com.tr\/blog\/wp-json\/wp\/v2\/media?parent=1724"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/verimin.com.tr\/blog\/wp-json\/wp\/v2\/categories?post=1724"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/verimin.com.tr\/blog\/wp-json\/wp\/v2\/tags?post=1724"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}