{"id":3236,"date":"2025-12-08T23:40:50","date_gmt":"2025-12-08T20:40:50","guid":{"rendered":"https:\/\/www.dchost.com\/blog\/siteniz-belli-saatlerde-yavasliyorsa-paylasimli-hosting-ve-vpste-cpu-io-ve-mysql-darbogazi-teshisi\/"},"modified":"2025-12-08T23:40:50","modified_gmt":"2025-12-08T20:40:50","slug":"siteniz-belli-saatlerde-yavasliyorsa-paylasimli-hosting-ve-vpste-cpu-io-ve-mysql-darbogazi-teshisi","status":"publish","type":"post","link":"https:\/\/www.dchost.com\/blog\/siteniz-belli-saatlerde-yavasliyorsa-paylasimli-hosting-ve-vpste-cpu-io-ve-mysql-darbogazi-teshisi\/","title":{"rendered":"Siteniz Belli Saatlerde Yava\u015fl\u0131yorsa: Payla\u015f\u0131ml\u0131 Hosting ve VPS\u2019te CPU, IO ve MySQL Darbo\u011faz\u0131 Te\u015fhisi"},"content":{"rendered":"<div class=\"dchost-blog-content-wrapper\"><p>Sitenizin g\u00fcn i\u00e7inde \u00e7o\u011fu zaman ak\u0131c\u0131 \u00e7al\u0131\u015f\u0131p, belli saat aral\u0131klar\u0131nda anlams\u0131z \u015fekilde a\u011f\u0131rla\u015ft\u0131\u011f\u0131n\u0131 fark etti\u011finizde, akla ilk gelen \u015fey genelde \u201ctrafik artt\u0131\u201d olur. Oysa ger\u00e7ek \u00e7o\u011fu zaman daha karma\u015f\u0131kt\u0131r: CPU y\u00fck\u00fc, disk IO bekleme s\u00fcreleri veya MySQL taraf\u0131ndaki bir t\u0131kanma ayn\u0131 anda devreye giriyor olabilir. \u00d6zellikle <a href=\"https:\/\/www.dchost.com\/tr\/web-hosting\">payla\u015f\u0131ml\u0131 hosting<\/a> ve <a href=\"https:\/\/www.dchost.com\/tr\/vps\">VPS<\/a> ortamlar\u0131nda bu \u00fc\u00e7 bile\u015fen (CPU, IO ve MySQL) birbirini tetikleyerek, sadece belli saat dilimlerinde ortaya \u00e7\u0131kan sinir bozucu bir yava\u015flamaya yol a\u00e7ar.<\/p>\n<p>Bu rehberde, DCHost altyap\u0131s\u0131nda en s\u0131k g\u00f6rd\u00fc\u011f\u00fcm\u00fcz senaryolardan yola \u00e7\u0131karak, siteniz belli saatlerde yava\u015fl\u0131yorsa bunun ger\u00e7ekten <strong>CPU mu, disk IO mu, yoksa MySQL mi<\/strong> kaynakl\u0131 oldu\u011funu nas\u0131l anlayabilece\u011finizi ad\u0131m ad\u0131m anlataca\u011f\u0131z. Hem payla\u015f\u0131ml\u0131 hosting kullan\u0131c\u0131lar\u0131 i\u00e7in cPanel ve istatistik ekranlar\u0131ndan, hem de VPS kullan\u0131c\u0131lar\u0131 i\u00e7in SSH \u00fczerinden top, iostat ve MySQL log\u2019lar\u0131na kadar uzanan pratik bir kontrol listesi haz\u0131rlad\u0131k. Amac\u0131m\u0131z, \u201cSunucu yava\u015f.\u201d gibi genel bir hissi; \u00f6l\u00e7\u00fclebilir, tekrar edilebilir metriklere d\u00f6n\u00fc\u015ft\u00fcr\u00fcp, do\u011fru \u00e7\u00f6z\u00fcm yolunu netle\u015ftirmek.<\/p>\n<div id=\"toc_container\" class=\"toc_transparent no_bullets\"><p class=\"toc_title\">\u0130&ccedil;indekiler<\/p><ul class=\"toc_list\"><li><a href=\"#Belli_Saatlerde_Yavaslamanin_Tipik_Nedenleri\"><span class=\"toc_number toc_depth_1\">1<\/span> Belli Saatlerde Yava\u015flaman\u0131n Tipik Nedenleri<\/a><ul><li><a href=\"#Neden_Hep_Ayni_Saatler_Davranis_ve_Altyapi_Cakismasi\"><span class=\"toc_number toc_depth_2\">1.1<\/span> Neden Hep Ayn\u0131 Saatler? Davran\u0131\u015f ve Altyap\u0131 \u00c7ak\u0131\u015fmas\u0131<\/a><\/li><li><a href=\"#Yavas_Ne_Demek_TTFB_Sayfa_Yuklenme_Suresi_ve_Zamanlama\"><span class=\"toc_number toc_depth_2\">1.2<\/span> \u201cYava\u015f\u201d Ne Demek? TTFB, Sayfa Y\u00fcklenme S\u00fcresi ve Zamanlama<\/a><\/li><\/ul><\/li><li><a href=\"#Once_Olcelim_Gercekten_Ne_Zaman_ve_Ne_Kadar_Yavas\"><span class=\"toc_number toc_depth_1\">2<\/span> \u00d6nce \u00d6l\u00e7elim: Ger\u00e7ekten Ne Zaman ve Ne Kadar Yava\u015f?<\/a><ul><li><a href=\"#Disaridan_Olcum_Ayni_Saatleri_Tekrar_Test_Etmek\"><span class=\"toc_number toc_depth_2\">2.1<\/span> D\u0131\u015far\u0131dan \u00d6l\u00e7\u00fcm: Ayn\u0131 Saatleri Tekrar Test Etmek<\/a><\/li><li><a href=\"#Analytics_ve_Loglarla_Trafik_Dalgalanmasini_Haritalamak\"><span class=\"toc_number toc_depth_2\">2.2<\/span> Analytics ve Log\u2019larla Trafik Dalgalanmas\u0131n\u0131 Haritalamak<\/a><\/li><\/ul><\/li><li><a href=\"#Paylasimli_Hostingde_CPU_IO_ve_MySQL_Darbogazi_Nasil_Teshis_Edilir\"><span class=\"toc_number toc_depth_1\">3<\/span> Payla\u015f\u0131ml\u0131 Hosting\u2019de CPU, IO ve MySQL Darbo\u011faz\u0131 Nas\u0131l Te\u015fhis Edilir?<\/a><ul><li><a href=\"#cPanel_Resource_Usage_Ekranini_Dogru_Okumak\"><span class=\"toc_number toc_depth_2\">3.1<\/span> cPanel Resource Usage Ekran\u0131n\u0131 Do\u011fru Okumak<\/a><\/li><li><a href=\"#CPU_Limiti_Doluyorsa_Hangi_Saatte_Ne_Kadar_Sureyle\"><span class=\"toc_number toc_depth_2\">3.2<\/span> CPU Limiti Doluyorsa: Hangi Saatte, Ne Kadar S\u00fcreyle?<\/a><\/li><li><a href=\"#Disk_IO_Limiti_Doluyorsa_iowaitin_Paylasimli_Versiyonu\"><span class=\"toc_number toc_depth_2\">3.3<\/span> Disk IO Limiti Doluyorsa: iowait\u2019in Payla\u015f\u0131ml\u0131 Versiyonu<\/a><\/li><li><a href=\"#MySQL_Darbogazini_Paylasimli_Ortamda_Anlamak\"><span class=\"toc_number toc_depth_2\">3.4<\/span> MySQL Darbo\u011faz\u0131n\u0131 Payla\u015f\u0131ml\u0131 Ortamda Anlamak<\/a><\/li><\/ul><\/li><li><a href=\"#VPS_Uzerinde_Detayli_Teshis_top_iostat_ve_MySQL_Loglari\"><span class=\"toc_number toc_depth_1\">4<\/span> VPS \u00dczerinde Detayl\u0131 Te\u015fhis: top, iostat ve MySQL Log\u2019lar\u0131<\/a><ul><li><a href=\"#Ilk_Bakis_load_average_CPU_ve_iowait\"><span class=\"toc_number toc_depth_2\">4.1<\/span> \u0130lk Bak\u0131\u015f: load average, CPU ve iowait<\/a><\/li><li><a href=\"#Disk_IOyu_Yakalamak_iostat_-x_ve_sar\"><span class=\"toc_number toc_depth_2\">4.2<\/span> Disk IO\u2019yu Yakalamak: iostat -x ve sar<\/a><\/li><li><a href=\"#MySQL_Slow_Query_Log_ve_SHOW_PROCESSLIST_ile_Tani_Koymak\"><span class=\"toc_number toc_depth_2\">4.3<\/span> MySQL Slow Query Log ve SHOW PROCESSLIST ile Tan\u0131 Koymak<\/a><\/li><li><a href=\"#Uygulama_Katmani_PHP-FPM_Worker_Sayisi_ve_Kuyruklar\"><span class=\"toc_number toc_depth_2\">4.4<\/span> Uygulama Katman\u0131: PHP-FPM, Worker Say\u0131s\u0131 ve Kuyruklar<\/a><\/li><li><a href=\"#VPSte_Izleme_ve_Alarm_Kurmak_Sorun_Cikmadan_Fark_Etmek\"><span class=\"toc_number toc_depth_2\">4.5<\/span> VPS\u2019te \u0130zleme ve Alarm Kurmak: Sorun \u00c7\u0131kmadan Fark Etmek<\/a><\/li><\/ul><\/li><li><a href=\"#Darbogaza_Gore_Cozum_Stratejileri\"><span class=\"toc_number toc_depth_1\">5<\/span> Darbo\u011faza G\u00f6re \u00c7\u00f6z\u00fcm Stratejileri<\/a><ul><li><a href=\"#CPU_Darbogazi_Icin_Uygulama_ve_Sunucu_Tarafli_Cozumler\"><span class=\"toc_number toc_depth_2\">5.1<\/span> CPU Darbo\u011faz\u0131 \u0130\u00e7in Uygulama ve Sunucu Tarafl\u0131 \u00c7\u00f6z\u00fcmler<\/a><\/li><li><a href=\"#Disk_IO_Darbogazi_Icin_Yedekleme_Log_ve_Sorgu_Stratejileri\"><span class=\"toc_number toc_depth_2\">5.2<\/span> Disk IO Darbo\u011faz\u0131 \u0130\u00e7in Yedekleme, Log ve Sorgu Stratejileri<\/a><\/li><li><a href=\"#MySQL_Darbogazi_Icin_Sema_Indeks_ve_Sorgu_Optimizasyonu\"><span class=\"toc_number toc_depth_2\">5.3<\/span> MySQL Darbo\u011faz\u0131 \u0130\u00e7in \u015eema, \u0130ndeks ve Sorgu Optimizasyonu<\/a><\/li><\/ul><\/li><li><a href=\"#Paylasimli_Hosting_mi_VPS_mi_Ne_Zaman_Yukseltme_Zamani_Gelmis_Demektir\"><span class=\"toc_number toc_depth_1\">6<\/span> Payla\u015f\u0131ml\u0131 Hosting mi, VPS mi? Ne Zaman Y\u00fckseltme Zaman\u0131 Gelmi\u015f Demektir?<\/a><ul><li><a href=\"#Optimizasyonla_Cozulebilen_Senaryolar\"><span class=\"toc_number toc_depth_2\">6.1<\/span> Optimizasyonla \u00c7\u00f6z\u00fclebilen Senaryolar<\/a><\/li><li><a href=\"#Surekli_Tavan_Vuran_Kaynaklar_Paketi_Buyutme_Zamani\"><span class=\"toc_number toc_depth_2\">6.2<\/span> S\u00fcrekli Tavan Vuran Kaynaklar: Paketi B\u00fcy\u00fctme Zaman\u0131<\/a><\/li><\/ul><\/li><li><a href=\"#Sonuc_Yavasligi_Hissetmekten_Olcup_Yonetmeye_Gecmek\"><span class=\"toc_number toc_depth_1\">7<\/span> Sonu\u00e7: Yava\u015fl\u0131\u011f\u0131 Hissetmekten, \u00d6l\u00e7\u00fcp Y\u00f6netmeye Ge\u00e7mek<\/a><\/li><\/ul><\/div>\n<h2><span id=\"Belli_Saatlerde_Yavaslamanin_Tipik_Nedenleri\">Belli Saatlerde Yava\u015flaman\u0131n Tipik Nedenleri<\/span><\/h2>\n<h3><span id=\"Neden_Hep_Ayni_Saatler_Davranis_ve_Altyapi_Cakismasi\">Neden Hep Ayn\u0131 Saatler? Davran\u0131\u015f ve Altyap\u0131 \u00c7ak\u0131\u015fmas\u0131<\/span><\/h3>\n<p>\u00d6nce \u015funu netle\u015ftirelim: Performans probleminizin belli saatlere y\u0131\u011f\u0131lmas\u0131 genelde iki \u015feyin \u00e7ak\u0131\u015fmas\u0131yla olur:<\/p>\n<ul>\n<li>Kullan\u0131c\u0131 davran\u0131\u015f\u0131 (i\u015f \u00e7\u0131k\u0131\u015f saatinde trafik art\u0131\u015f\u0131, kampanya e-postalar\u0131nda t\u0131klamalar\u0131n ayn\u0131 zaman dilimine y\u0131\u011f\u0131lmas\u0131 vb.)<\/li>\n<li>Sunucu taraf\u0131nda planl\u0131 i\u015fler (cron job\u2019lar, yedekleme, rapor \u00fcretimi, antivir\u00fcs taramas\u0131 gibi periyodik g\u00f6revler)<\/li>\n<\/ul>\n<p>Bu iki dalga \u00fcst \u00fcste bindi\u011finde, normalde sorun yaratmayan bir sorgu, <strong>CPU veya IO s\u0131n\u0131r\u0131na \u00e7ok yakla\u015fm\u0131\u015f<\/strong> bir sunucuyu an\u0131nda kilitleyebilir. Payla\u015f\u0131ml\u0131 hosting taraf\u0131nda buna bir de ayn\u0131 fiziksel sunucuyu kullanan di\u011fer sitelerin y\u00fck\u00fc eklenir. VPS\u2019te ise arka planda \u00e7al\u0131\u015fan bak\u0131m script\u2019leri, log d\u00f6nd\u00fcrme (logrotate), veritaban\u0131 bak\u0131mlar\u0131 gibi g\u00f6revler ayn\u0131 etkiyi yaratabilir.<\/p>\n<h3><span id=\"Yavas_Ne_Demek_TTFB_Sayfa_Yuklenme_Suresi_ve_Zamanlama\">\u201cYava\u015f\u201d Ne Demek? TTFB, Sayfa Y\u00fcklenme S\u00fcresi ve Zamanlama<\/span><\/h3>\n<p>Her yava\u015fl\u0131k ayn\u0131 de\u011fil. Bazen taray\u0131c\u0131 adres \u00e7ubu\u011funda uzun s\u00fcre bekler, bazen HTML h\u0131zl\u0131 gelir ama g\u00f6rseller ve JS ge\u00e7 y\u00fcklenir. Bu rehberin odak noktas\u0131 <strong>sunucu tarafl\u0131 yava\u015fl\u0131k<\/strong>; yani \u00f6zellikle <strong>TTFB (Time To First Byte)<\/strong> de\u011ferinin y\u00fckselmesi. E\u011fer TTFB sadece belli saatlerde ciddi oranda art\u0131yorsa, bu \u00e7ok b\u00fcy\u00fck ihtimalle CPU\/IO\/MySQL taraf\u0131nda bir darbo\u011faz oldu\u011funa i\u015faret eder. Sunucu tarafl\u0131 metrikleri okumay\u0131 bilmeden bunu anlamak zordur; bu y\u00fczden \u00f6nce do\u011fru \u00f6l\u00e7\u00fcmle ba\u015flamak gerekir.<\/p>\n<h2><span id=\"Once_Olcelim_Gercekten_Ne_Zaman_ve_Ne_Kadar_Yavas\">\u00d6nce \u00d6l\u00e7elim: Ger\u00e7ekten Ne Zaman ve Ne Kadar Yava\u015f?<\/span><\/h2>\n<h3><span id=\"Disaridan_Olcum_Ayni_Saatleri_Tekrar_Test_Etmek\">D\u0131\u015far\u0131dan \u00d6l\u00e7\u00fcm: Ayn\u0131 Saatleri Tekrar Test Etmek<\/span><\/h3>\n<p>\u0130lk ad\u0131m, hissiyat\u0131 veri ile do\u011frulamakt\u0131r. Bunun i\u00e7in sitenizin h\u0131z\u0131n\u0131 g\u00fcn\u00fcn farkl\u0131 saatlerinde, \u00f6zellikle de yava\u015flad\u0131\u011f\u0131n\u0131 d\u00fc\u015f\u00fcnd\u00fc\u011f\u00fcn\u00fcz zaman dilimlerinde test edin. Daha \u00f6nce haz\u0131rlad\u0131\u011f\u0131m\u0131z <a href=\"https:\/\/www.dchost.com\/blog\/web-sitenizin-hizini-dogru-olcmek-gtmetrix-pagespeed-insights-ve-webpagetest-rehberi\/\">Web sitenizin h\u0131z\u0131n\u0131 do\u011fru \u00f6l\u00e7mek i\u00e7in GTmetrix, PageSpeed Insights ve WebPageTest rehberi<\/a> bu ad\u0131mda size detayl\u0131 yol g\u00f6sterebilir.<\/p>\n<p>\u00d6nemli olan, bu testleri:<\/p>\n<ul>\n<li>En az bir \u201cnormal\u201d saat diliminde (\u00f6rne\u011fin sabah 06:00)<\/li>\n<li>En az bir \u201csorunlu\u201d saat diliminde (\u00f6rne\u011fin ak\u015fam 21:00)<\/li>\n<\/ul>\n<p>tekrar ederek kar\u015f\u0131la\u015ft\u0131rmakt\u0131r. \u00d6zellikle TTFB ve <strong>First Contentful Paint<\/strong> gibi metriklerin, sorunlu saat aral\u0131\u011f\u0131nda bariz \u015fekilde artt\u0131\u011f\u0131n\u0131 g\u00f6r\u00fcyorsan\u0131z, oda\u011f\u0131 kesin olarak sunucu taraf\u0131na kayd\u0131rabilirsiniz.<\/p>\n<h3><span id=\"Analytics_ve_Loglarla_Trafik_Dalgalanmasini_Haritalamak\">Analytics ve Log\u2019larla Trafik Dalgalanmas\u0131n\u0131 Haritalamak<\/span><\/h3>\n<p>Sunucu metriklerine ge\u00e7meden \u00f6nce, ziyaret\u00e7i taraf\u0131n\u0131 da anlamak \u00f6nemli:<\/p>\n<ul>\n<li>Google Analytics gibi ara\u00e7lardan saat bazl\u0131 oturum say\u0131s\u0131n\u0131 inceleyin.<\/li>\n<li>Sunucunuzda eri\u015fiminiz varsa Apache\/Nginx access log\u2019lar\u0131ndaki istek say\u0131s\u0131n\u0131 saat bazl\u0131 gruplay\u0131n.<\/li>\n<\/ul>\n<p>E\u011fer yava\u015flama saatlerinde trafikte <strong>bariz bir pik<\/strong> yoksa, sorun b\u00fcy\u00fck ihtimalle zamanlanm\u0131\u015f i\u015flemler veya altyap\u0131 bak\u0131mlar\u0131n\u0131n yo\u011fun saatlere denk gelmesidir. Trafik art\u0131\u015f\u0131yla beraber yava\u015flama geliyorsa, o zaman ger\u00e7ekten <strong>kapasiteye yakla\u015ft\u0131\u011f\u0131n\u0131z<\/strong> anlam\u0131na gelir.<\/p>\n<h2><span id=\"Paylasimli_Hostingde_CPU_IO_ve_MySQL_Darbogazi_Nasil_Teshis_Edilir\">Payla\u015f\u0131ml\u0131 Hosting\u2019de CPU, IO ve MySQL Darbo\u011faz\u0131 Nas\u0131l Te\u015fhis Edilir?<\/span><\/h2>\n<h3><span id=\"cPanel_Resource_Usage_Ekranini_Dogru_Okumak\">cPanel Resource Usage Ekran\u0131n\u0131 Do\u011fru Okumak<\/span><\/h3>\n<p>Payla\u015f\u0131ml\u0131 hosting kullananlar\u0131n en b\u00fcy\u00fck avantajlar\u0131ndan biri, CloudLinux benzeri izolasyon katmanlar\u0131 sayesinde, her hesab\u0131n CPU, IO ve RAM limitlerinin ayr\u0131 ayr\u0131 izlenebilmesidir. DCHost gibi sa\u011flay\u0131c\u0131larda cPanel hesab\u0131n\u0131zda genellikle &#8220;Resource Usage&#8221; veya benzeri bir b\u00f6l\u00fcm g\u00f6r\u00fcrs\u00fcn\u00fcz.<\/p>\n<p>Bu ekrandaki grafik ve tablolarda \u00f6zellikle \u015funlara bak\u0131n:<\/p>\n<ul>\n<li><strong>CPU Usage:<\/strong> Y\u00fczde ka\u00e7 kullan\u0131ld\u0131\u011f\u0131n\u0131 ve limit \u00e7izgisine ne kadar s\u0131k de\u011fdi\u011fini inceleyin.<\/li>\n<li><strong>IO Usage:<\/strong> Disk okuma\/yazma (MB\/s veya KB\/s) de\u011ferlerinin limitlere \u00e7arp\u0131p \u00e7arpmad\u0131\u011f\u0131n\u0131 kontrol edin.<\/li>\n<li><strong>Entry Processes (EP):<\/strong> Ayn\u0131 anda \u00e7al\u0131\u015fan PHP i\u015flemi \/ istek say\u0131s\u0131.<\/li>\n<li><strong>Faults \/ Limit Hits:<\/strong> Kaynak limitine \u00e7arp\u0131ld\u0131\u011f\u0131 anlar.<\/li>\n<\/ul>\n<p>Bu metriklerin detayl\u0131 yorumlanmas\u0131 i\u00e7in haz\u0131rlad\u0131\u011f\u0131m\u0131z <a href=\"https:\/\/www.dchost.com\/blog\/cpanelde-kaynak-limitleri-cpu-io-ep-ram-ve-resource-limit-reached-hatasi\/\">cPanel\u2019de CPU, IO, EP, RAM limitleri ve Resource Limit Reached hatas\u0131 rehberini<\/a> mutlaka incelemenizi \u00f6neririz.<\/p>\n<h3><span id=\"CPU_Limiti_Doluyorsa_Hangi_Saatte_Ne_Kadar_Sureyle\">CPU Limiti Doluyorsa: Hangi Saatte, Ne Kadar S\u00fcreyle?<\/span><\/h3>\n<p>Resource Usage grafi\u011finde CPU kullan\u0131m\u0131n\u0131n belli saat dilimlerinde <strong>y\u00fczde 100\u2019e yaslanmas\u0131<\/strong>, do\u011frudan CPU darbo\u011faz\u0131na i\u015farettir. Ancak burada iki kritik soru vard\u0131r:<\/p>\n<ul>\n<li>CPU limiti sadece 5\u201310 dakikal\u0131k k\u0131sa patlamalarda m\u0131 doluyor, yoksa 1\u20132 saat boyunca m\u0131 tavan yap\u0131yor?<\/li>\n<li>Bu patlamalar her g\u00fcn ayn\u0131 saatte mi tekrarlan\u0131yor?<\/li>\n<\/ul>\n<p>K\u0131sa patlamalar genelde:<\/p>\n<ul>\n<li>WordPress veya ba\u015fka bir CMS\u2019in yo\u011fun cron i\u015fleri (otomatik yedek, e-posta b\u00fclteni g\u00f6nderimi, rapor olu\u015fturma),<\/li>\n<li>Yo\u011fun bot taramalar\u0131 (\u00f6zellikle arama motoru d\u0131\u015f\u0131ndaki agresif botlar)<\/li>\n<\/ul>\n<p>gibi sebeplerle tetiklenir. Saatler s\u00fcren CPU tavanlar\u0131 ise \u00e7o\u011funlukla:<\/p>\n<ul>\n<li>A\u011f\u0131r sorgularla \u00e7al\u0131\u015fan e-ticaret \/ raporlama sayfalar\u0131,<\/li>\n<li>Eksik indeksli MySQL tablolar\u0131,<\/li>\n<li>Cache (\u00f6nbellek) mekanizmas\u0131 d\u00fczg\u00fcn kurulmam\u0131\u015f WordPress \/ WooCommerce siteleri<\/li>\n<\/ul>\n<p>ile ilgilidir. CPU limiti doldu\u011funda sunucu, yeni gelen PHP i\u015flemlerini k\u0131sar; bu da son kullan\u0131c\u0131 taraf\u0131nda &#8220;sayfa d\u00f6n\u00fcyor ama a\u00e7\u0131lm\u0131yor&#8221; hissi olarak yans\u0131r.<\/p>\n<h3><span id=\"Disk_IO_Limiti_Doluyorsa_iowaitin_Paylasimli_Versiyonu\">Disk IO Limiti Doluyorsa: iowait\u2019in Payla\u015f\u0131ml\u0131 Versiyonu<\/span><\/h3>\n<p>Payla\u015f\u0131ml\u0131 hostingde IO limiti, hesab\u0131n\u0131z\u0131n saniyede ne kadar veri okuyup yazabilece\u011fini s\u0131n\u0131rlar. Belli saatlerde IO kullan\u0131m grafi\u011finin s\u00fcrekli limit \u00e7izgisine \u00e7arpmas\u0131, \u015fu tip i\u015flerin o saatlerde yo\u011funla\u015ft\u0131\u011f\u0131n\u0131 g\u00f6sterir:<\/p>\n<ul>\n<li>B\u00fcy\u00fck yedeklerin al\u0131nmas\u0131 veya ar\u015fivlenmesi (\u00f6zellikle eklenti bazl\u0131 backup \u00e7\u00f6z\u00fcmleri),<\/li>\n<li>\u00c7ok say\u0131da resim \/ video y\u00fckleme veya toplu import i\u015flemleri,<\/li>\n<li>MySQL\u2019in diskle \u00e7ok konu\u015fmak zorunda kald\u0131\u011f\u0131, indekslenmemi\u015f a\u011f\u0131r sorgular.<\/li>\n<\/ul>\n<p>IO limitine \u00e7arpt\u0131\u011f\u0131n\u0131zda, CPU bo\u015fta g\u00f6r\u00fcnse bile sayfalar yine de ge\u00e7 a\u00e7\u0131l\u0131r. \u00c7\u00fcnk\u00fc PHP kodu ve MySQL, diskten veri okuyup yazmak i\u00e7in bekler; bu bekleme s\u00fcresi de TTFB\u2019ye do\u011frudan yans\u0131r.<\/p>\n<h3><span id=\"MySQL_Darbogazini_Paylasimli_Ortamda_Anlamak\">MySQL Darbo\u011faz\u0131n\u0131 Payla\u015f\u0131ml\u0131 Ortamda Anlamak<\/span><\/h3>\n<p>Payla\u015f\u0131ml\u0131 hostingde do\u011frudan MySQL konfig\u00fcrasyonuna veya slow query log\u2019lar\u0131na eri\u015fiminiz olmayabilir. Yine de birka\u00e7 sinyalden MySQL kaynakl\u0131 darbo\u011faz\u0131 anlayabilirsiniz:<\/p>\n<ul>\n<li>Sadece veritaban\u0131 a\u011f\u0131rl\u0131kl\u0131 sayfalar (kategori listeleri, filtreli arama, rapor ekranlar\u0131) yava\u015fl\u0131yorsa,<\/li>\n<li>Statik sayfalar (Hakk\u0131m\u0131zda, KVKK metni gibi) ayn\u0131 saatlerde bile h\u0131zl\u0131 a\u00e7\u0131l\u0131yorsa,<\/li>\n<li>WordPress admin panelinde \u00fcr\u00fcn\/sipari\u015f listeleri \u00e7ok ge\u00e7 geliyorsa,<\/li>\n<\/ul>\n<p>b\u00fcy\u00fck olas\u0131l\u0131kla MySQL taraf\u0131nda bir t\u0131kanma s\u00f6z konusudur. Bu durumda yap\u0131labilecek en etkili \u015feyler:<\/p>\n<ul>\n<li>Yo\u011fun sorgu \u00fcreten eklentileri azaltmak veya de\u011fi\u015ftirmek,<\/li>\n<li>WooCommerce gibi sistemlerde \u00fcr\u00fcn ve sipari\u015f tablosu indekslerini kontrol etmek,<\/li>\n<li>Query Monitor, Debug Bar gibi ara\u00e7larla en yava\u015f sorgular\u0131 tespit etmek<\/li>\n<\/ul>\n<p>olur. Daha teknik optimizasyonlar i\u00e7in <a href=\"https:\/\/www.dchost.com\/blog\/woocommerce-icin-mysql-innodb-tuning-kontrol-listesi-buffer-pool-indeksleme-ve-slow-query-analizi-nasil-akillica-yapilir\/\">WooCommerce i\u00e7in MySQL\/InnoDB tuning kontrol listesi<\/a> yaz\u0131m\u0131zdan da yararlanabilirsiniz.<\/p>\n<h2><span id=\"VPS_Uzerinde_Detayli_Teshis_top_iostat_ve_MySQL_Loglari\">VPS \u00dczerinde Detayl\u0131 Te\u015fhis: top, iostat ve MySQL Log\u2019lar\u0131<\/span><\/h2>\n<h3><span id=\"Ilk_Bakis_load_average_CPU_ve_iowait\">\u0130lk Bak\u0131\u015f: load average, CPU ve iowait<\/span><\/h3>\n<p>VPS kullan\u0131yorsan\u0131z i\u015finiz hem biraz daha zor hem de \u00e7ok daha esnek. \u00c7\u00fcnk\u00fc art\u0131k t\u00fcm sunucu sizin; dolay\u0131s\u0131yla hem problemin hem de \u00e7\u00f6z\u00fcm\u00fcn sahibi sizsiniz. \u0130lk bak\u0131\u015f i\u00e7in \u015fu komutlar yeterli olur:<\/p>\n<ul>\n<li><code>top<\/code> veya <code>htop<\/code>: Anl\u0131k CPU, RAM ve proses da\u011f\u0131l\u0131m\u0131n\u0131 g\u00f6rmek i\u00e7in.<\/li>\n<li><code>uptime<\/code>: Load average de\u011ferlerinin \u00f6zellikle sorunlu saatlerde ne kadar artt\u0131\u011f\u0131n\u0131 izlemek i\u00e7in.<\/li>\n<li><code>vmstat 1<\/code>: CPU bekleme (iowait) oranlar\u0131n\u0131 takip etmek i\u00e7in.<\/li>\n<\/ul>\n<p>\u00d6zellikle <strong>iowait<\/strong> de\u011feri (\u00e7o\u011fu ara\u00e7ta wa veya %wa olarak ge\u00e7er) \u00f6nemlidir. CPU kullan\u0131m\u0131n\u0131z g\u00f6rece d\u00fc\u015f\u00fck g\u00f6r\u00fcnse bile iowait %20\u201330 ve \u00fczerine \u00e7\u0131k\u0131yorsa, as\u0131l darbo\u011faz disktedir.<\/p>\n<h3><span id=\"Disk_IOyu_Yakalamak_iostat_-x_ve_sar\">Disk IO\u2019yu Yakalamak: iostat -x ve sar<\/span><\/h3>\n<p>Disk IO taraf\u0131n\u0131 daha net g\u00f6rmek i\u00e7in \u015fu komutlar\u0131 kullanabilirsiniz:<\/p>\n<ul>\n<li><code>iostat -x 1<\/code>: Her saniye disk ba\u015f\u0131na kullan\u0131m, bekleme s\u00fcresi (await), kuyruk uzunlu\u011fu (avgqu-sz) vb.<\/li>\n<li><code>sar -d 1<\/code>: Tarihsel IO istatistiklerini izlemek i\u00e7in (sysstat paketine ihtiya\u00e7 duyar).<\/li>\n<\/ul>\n<p>\u00d6zellikle \u015funlara dikkat edin:<\/p>\n<ul>\n<li><strong>await<\/strong> de\u011ferinin onlarca milisaniyenin \u00fczerine \u00e7\u0131kmas\u0131,<\/li>\n<li><strong>svctm<\/strong> ile await aras\u0131ndaki u\u00e7urum (disk hizmet s\u00fcresine g\u00f6re \u00e7ok y\u00fcksek bekleme),<\/li>\n<li><strong>util<\/strong> de\u011ferinin uzun s\u00fcre %90\u2013100 band\u0131nda kalmas\u0131.<\/li>\n<\/ul>\n<p>Bu g\u00f6stergeler y\u00fcksek ihtimalle VPS\u2019in disk taraf\u0131nda yo\u011fun IO bask\u0131s\u0131 alt\u0131nda oldu\u011funu ve bu y\u00fczden PHP\/MySQL i\u015flemlerinin bekledi\u011fini g\u00f6sterir. \u00d6zellikle yo\u011fun saatlere denk gelen <strong>yedekleme, log s\u0131k\u0131\u015ft\u0131rma, b\u00fcy\u00fck rapor export\u2019lar\u0131<\/strong> su\u00e7lu olabilir.<\/p>\n<h3><span id=\"MySQL_Slow_Query_Log_ve_SHOW_PROCESSLIST_ile_Tani_Koymak\">MySQL Slow Query Log ve SHOW PROCESSLIST ile Tan\u0131 Koymak<\/span><\/h3>\n<p>VPS\u2019in en b\u00fcy\u00fck avantaj\u0131, MySQL\u2019inizi \u00f6zg\u00fcrce izleyebilmenizdir. Belli saatlerde yava\u015flama ya\u015f\u0131yorsan\u0131z:<\/p>\n<ol>\n<li><strong>Slow query log<\/strong>\u2019u aktif edin (my.cnf veya mysqld.cnf i\u00e7inde <code>slow_query_log = 1<\/code>, <code>long_query_time<\/code> vb.).<\/li>\n<li>Yava\u015flad\u0131\u011f\u0131n\u0131 bildi\u011finiz saatlerden \u00f6nce slow log\u2019u temizleyin.<\/li>\n<li>Sorunlu saat sona erdi\u011finde slow log\u2019u analiz edin.<\/li>\n<\/ol>\n<p>Ek olarak, yava\u015flama an\u0131nda <code>SHOW PROCESSLISTG;<\/code> \u00e7\u0131kt\u0131s\u0131n\u0131 alarak:<\/p>\n<ul>\n<li>Hangi sorgular\u0131n uzun s\u00fcredir \u00e7al\u0131\u015ft\u0131\u011f\u0131n\u0131,<\/li>\n<li>Hangi tablolarda kilitlenme (Locked) oldu\u011funu,<\/li>\n<li>Hangi kullan\u0131c\u0131 \/ uygulaman\u0131n (\u00f6rne\u011fin belirli bir cron job) bu sorgular\u0131 tetikledi\u011fini<\/li>\n<\/ul>\n<p>g\u00f6zlemleyebilirsiniz. Bu \u00e7\u0131kt\u0131, CPU y\u00fcksekli\u011fiyle e\u015f zamanl\u0131ysa, darbo\u011faz \u00e7o\u011funlukla <strong>a\u011f\u0131r sorgular + yetersiz indeksleme<\/strong> kombinasyonudur.<\/p>\n<h3><span id=\"Uygulama_Katmani_PHP-FPM_Worker_Sayisi_ve_Kuyruklar\">Uygulama Katman\u0131: PHP-FPM, Worker Say\u0131s\u0131 ve Kuyruklar<\/span><\/h3>\n<p>VPS\u2019te CPU darbo\u011faz\u0131 \u00e7o\u011fu zaman sadece MySQL\u2019den ibaret de\u011fildir. PHP-FPM veya benzeri PHP i\u015flem y\u00f6neticiniz yanl\u0131\u015f ayarl\u0131ysa, yo\u011fun saatlerde:<\/p>\n<ul>\n<li>Yetersiz worker say\u0131s\u0131 y\u00fcz\u00fcnden istekler kuyru\u011fa girer,<\/li>\n<li>A\u015f\u0131r\u0131 worker y\u00fcz\u00fcnden CPU tavan yapar ve her \u015fey yava\u015flar.<\/li>\n<\/ul>\n<p>WordPress ve WooCommerce gibi PHP uygulamalar\u0131 i\u00e7in PHP-FPM havuz ayarlar\u0131n\u0131 do\u011fru yapmak, CPU y\u00fck\u00fcn\u00fc dengeler ve yo\u011fun saatlerde daha \u00f6ng\u00f6r\u00fclebilir sonu\u00e7 verir. Ayn\u0131 zamanda Redis\/Memcached nesne \u00f6nbelle\u011fi, OPcache ve tam sayfa cache yap\u0131lar\u0131n\u0131 do\u011fru kurmak da CPU ve MySQL y\u00fck\u00fcn\u00fc ciddi \u015fekilde hafifletir.<\/p>\n<h3><span id=\"VPSte_Izleme_ve_Alarm_Kurmak_Sorun_Cikmadan_Fark_Etmek\">VPS\u2019te \u0130zleme ve Alarm Kurmak: Sorun \u00c7\u0131kmadan Fark Etmek<\/span><\/h3>\n<p>Siteniz belli saatlerde yava\u015fl\u0131yorsa, bunu her seferinde manuel testlerle ke\u015ffetmek yerine, otomatik izleme sistemleri kurmak \u00e7ok daha sa\u011fl\u0131kl\u0131 olur. \u00d6zellikle:<\/p>\n<ul>\n<li>CPU ve load average i\u00e7in e\u015fik de\u011ferler belirlemek,<\/li>\n<li>Disk IO (iowait) i\u00e7in alarm kurmak,<\/li>\n<li>MySQL ba\u011flant\u0131 say\u0131s\u0131 ve sorgu s\u00fcreleri i\u00e7in metrik toplamak<\/li>\n<\/ul>\n<p>b\u00fcy\u00fck kolayl\u0131k sa\u011flar. Bu konuda ba\u015flang\u0131\u00e7 yapmak istiyorsan\u0131z, <a href=\"https:\/\/www.dchost.com\/blog\/vps-izleme-ve-uyari-nasil-kurulur-prometheus-grafana-ve-node-exporter-ile-sessiz-alarmlari-konusturmak\/\">VPS izleme ve uyar\u0131 kurulum rehberimizde<\/a> Prometheus, Grafana ve Node Exporter ile temel bir monitoring altyap\u0131s\u0131n\u0131 nas\u0131l aya\u011fa kald\u0131rabilece\u011finizi ad\u0131m ad\u0131m anlatt\u0131k.<\/p>\n<h2><span id=\"Darbogaza_Gore_Cozum_Stratejileri\">Darbo\u011faza G\u00f6re \u00c7\u00f6z\u00fcm Stratejileri<\/span><\/h2>\n<h3><span id=\"CPU_Darbogazi_Icin_Uygulama_ve_Sunucu_Tarafli_Cozumler\">CPU Darbo\u011faz\u0131 \u0130\u00e7in Uygulama ve Sunucu Tarafl\u0131 \u00c7\u00f6z\u00fcmler<\/span><\/h3>\n<p>CPU limitine d\u00fczenli olarak \u00e7arp\u0131yorsan\u0131z, \u00e7\u00f6z\u00fcm genelde iki koldan ilerler:<\/p>\n<ul>\n<li><strong>Uygulama taraf\u0131:<\/strong>\n<ul>\n<li>Gereksiz veya a\u011f\u0131r eklentileri devre d\u0131\u015f\u0131 b\u0131rakmak,<\/li>\n<li>WordPress\/WooCommerce i\u00e7in tam sayfa \u00f6nbellek (LiteSpeed Cache, Nginx FastCGI cache vb.) kullanmak,<\/li>\n<li>Yo\u011fun cron i\u015flerini gece ge\u00e7 saatlere veya trafiksiz zamanlara kayd\u0131rmak,<\/li>\n<li>Arama, raporlama gibi CPU-yo\u011fun i\u015flemleri m\u00fcmk\u00fcnse ayr\u0131 i\u015f kuyru\u011fu sistemlerine ta\u015f\u0131mak.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Sunucu taraf\u0131:<\/strong>\n<ul>\n<li>PHP-FPM worker ve <code>pm.max_children<\/code> ayarlar\u0131n\u0131 trafi\u011fe g\u00f6re yeniden hesaplamak,<\/li>\n<li>OPcache ayarlar\u0131n\u0131 optimize ederek PHP kodunu daha az derler hale getirmek,<\/li>\n<li>MySQL i\u00e7in connection limit ve buffer ayarlar\u0131n\u0131 g\u00f6zden ge\u00e7irmek.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>CPU darbo\u011faz\u0131n\u0131n TTFB\u2019ye yans\u0131mas\u0131n\u0131 anlamak i\u00e7in <a href=\"https:\/\/www.dchost.com\/blog\/yuksek-ttfb-sorununu-cozmek-wordpress-ve-php-sitelerde-sunucu-tarafli-nedenler-ve-cozumler\/\">y\u00fcksek TTFB sorununu \u00e7\u00f6zme rehberimizde<\/a> WordPress ve PHP siteler i\u00e7in tipik CPU kaynakl\u0131 senaryolar\u0131 ayr\u0131nt\u0131l\u0131 \u015fekilde anlatt\u0131k.<\/p>\n<h3><span id=\"Disk_IO_Darbogazi_Icin_Yedekleme_Log_ve_Sorgu_Stratejileri\">Disk IO Darbo\u011faz\u0131 \u0130\u00e7in Yedekleme, Log ve Sorgu Stratejileri<\/span><\/h3>\n<p>IO darbo\u011faz\u0131 genelde &#8220;arka plan&#8221; i\u015flerinin hatal\u0131 zamanlamas\u0131ndan kaynaklan\u0131r. A\u015fa\u011f\u0131dakileri kontrol edin:<\/p>\n<ul>\n<li><strong>Yedekleme saatleri:<\/strong> G\u00fcnl\u00fck\/haftal\u0131k backup\u2019lar yo\u011fun trafik saatine denk gelmemeli. Payla\u015f\u0131ml\u0131 hostingde yedek eklentilerinin planlar\u0131n\u0131, VPS\u2019te ise cron ile \u00e7al\u0131\u015fan backup script\u2019lerini gece ge\u00e7 saatlere al\u0131n.<\/li>\n<li><strong>Log b\u00fcy\u00fcmesi:<\/strong> Uygulama log\u2019lar\u0131 veya access log\u2019lar\u0131n\u0131z \u00e7ok h\u0131zl\u0131 b\u00fcy\u00fcyorsa, log d\u00f6nd\u00fcrme (logrotate) ayarlar\u0131n\u0131 s\u0131kla\u015ft\u0131r\u0131n ve s\u0131k\u0131\u015ft\u0131rmay\u0131 yo\u011fun olmayan saatlere kayd\u0131r\u0131n.<\/li>\n<li><strong>MySQL veritaban\u0131 yap\u0131s\u0131:<\/strong> B\u00fcy\u00fck tablolar \u00fczerinde indekslenmemi\u015f sorgular, IO taraf\u0131nda ciddi y\u00fck yarat\u0131r. \u00d6zellikle <code>EXPLAIN<\/code> ile sorgular\u0131n\u0131z\u0131n index kullan\u0131p kullanmad\u0131\u011f\u0131n\u0131 kontrol edin.<\/li>\n<\/ul>\n<p>Disk taraf\u0131 s\u0131n\u0131rl\u0131 olan VPS\u2019lerde, medya dosyalar\u0131n\u0131 CDN veya obje depolama (S3 benzeri) \u00e7\u00f6z\u00fcmlerine ta\u015f\u0131mak da IO y\u00fck\u00fcn\u00fc ve disk kapasitesi bask\u0131s\u0131n\u0131 ciddi \u015fekilde azalt\u0131r.<\/p>\n<h3><span id=\"MySQL_Darbogazi_Icin_Sema_Indeks_ve_Sorgu_Optimizasyonu\">MySQL Darbo\u011faz\u0131 \u0130\u00e7in \u015eema, \u0130ndeks ve Sorgu Optimizasyonu<\/span><\/h3>\n<p>MySQL darbo\u011faz\u0131 \u00e7o\u011fu zaman donan\u0131mdan \u00e7ok yaz\u0131l\u0131msal tasar\u0131m problemidir. Dikkat edilmesi gereken ba\u015fl\u0131klar:<\/p>\n<ul>\n<li><strong>\u0130ndeksler:<\/strong> \u00d6zellikle WHERE, ORDER BY ve JOIN kullan\u0131lan kolonlarda uygun indeksler yoksa, MySQL tam tablo taramas\u0131 (full table scan) yapar ve bu b\u00fcy\u00fck tablolarda felaket sonu\u00e7lar do\u011furur.<\/li>\n<li><strong>Yinelenen sorgular:<\/strong> Her sayfa y\u00fckleni\u015finde y\u00fczlerce kez tekrar eden benzer sorgular, nesne \u00f6nbelle\u011fi (Redis\/Memcached) ile ciddi \u00f6l\u00e7\u00fcde azalt\u0131labilir.<\/li>\n<li><strong>Ba\u011flant\u0131 y\u00f6netimi:<\/strong> PHP taraf\u0131nda her istek i\u00e7in yeni ba\u011flant\u0131 a\u00e7mak yerine, ba\u011flant\u0131 havuzu (pooling) stratejileriyle \u00e7al\u0131\u015fmak daha verimlidir (\u00f6zellikle yo\u011fun API veya arka plan i\u015flerinde).<\/li>\n<li><strong>InnoDB ayarlar\u0131:<\/strong> <code>innodb_buffer_pool_size<\/code>, <code>innodb_log_file_size<\/code> gibi temel parametrelerin sunucu belle\u011fine g\u00f6re do\u011fru ayarlanmas\u0131, disk IO\u2019yu ve sorgu gecikmesini hissedilir seviyede d\u00fc\u015f\u00fcr\u00fcr.<\/li>\n<\/ul>\n<p>Bu noktada, WooCommerce odakl\u0131 ama genel MySQL ince ayar prensiplerini de anlatan <a href=\"https:\/\/www.dchost.com\/blog\/woocommerce-icin-mysql-innodb-tuning-kontrol-listesi-buffer-pool-indeksleme-ve-slow-query-analizi-nasil-akillica-yapilir\/\">MySQL\/InnoDB tuning kontrol listesi rehberimiz<\/a> size derinlemesine bir yol haritas\u0131 sa\u011flayacakt\u0131r.<\/p>\n<h2><span id=\"Paylasimli_Hosting_mi_VPS_mi_Ne_Zaman_Yukseltme_Zamani_Gelmis_Demektir\">Payla\u015f\u0131ml\u0131 Hosting mi, VPS mi? Ne Zaman Y\u00fckseltme Zaman\u0131 Gelmi\u015f Demektir?<\/span><\/h2>\n<h3><span id=\"Optimizasyonla_Cozulebilen_Senaryolar\">Optimizasyonla \u00c7\u00f6z\u00fclebilen Senaryolar<\/span><\/h3>\n<p>Her yava\u015flama paketi y\u00fckseltmeyi gerektirmez. \u015eu durumlarda genellikle <strong>do\u011fru optimizasyonlarla<\/strong> sorun b\u00fcy\u00fck \u00f6l\u00e7\u00fcde \u00e7\u00f6z\u00fcl\u00fcr:<\/p>\n<ul>\n<li>CPU\/IO limitine sadece kampanya veya kampanya benzeri k\u0131sa s\u00fcreli trafik patlamalar\u0131nda \u00e7arp\u0131yorsan\u0131z,<\/li>\n<li>Resource Usage grafi\u011finde genel e\u011fri d\u00fc\u015f\u00fck, ancak belirli cron i\u015flerinin \u00e7al\u0131\u015ft\u0131\u011f\u0131 dakikalarda sivri u\u00e7lar g\u00f6r\u00fcyorsan\u0131z,<\/li>\n<li>Slow query log\u2019da birka\u00e7 bariz problemli sorguyu tespit edip d\u00fczeltti\u011finizde tablo h\u0131zla iyile\u015fiyorsa.<\/li>\n<\/ul>\n<p>Bu senaryolarda, kod ve veritaban\u0131 optimizasyonu, do\u011fru cache kullan\u0131m\u0131 ve cron zamanlamas\u0131n\u0131 d\u00fczeltmek \u00e7o\u011fu zaman yeterlidir.<\/p>\n<h3><span id=\"Surekli_Tavan_Vuran_Kaynaklar_Paketi_Buyutme_Zamani\">S\u00fcrekli Tavan Vuran Kaynaklar: Paketi B\u00fcy\u00fctme Zaman\u0131<\/span><\/h3>\n<p>A\u015fa\u011f\u0131daki i\u015faretler ise genellikle art\u0131k yaln\u0131zca optimizasyonla yetinemeyece\u011finiz anlam\u0131na gelir:<\/p>\n<ul>\n<li>Payla\u015f\u0131ml\u0131 hostingde CPU ve IO grafikleri, g\u00fcn\u00fcn yo\u011fun saatlerinde <strong>her g\u00fcn<\/strong> %100\u2019e yaslan\u0131yorsa,<\/li>\n<li>VPS\u2019te load average de\u011feriniz \u00e7ekirdek say\u0131s\u0131n\u0131n 2\u20133 kat\u0131na d\u00fczenli olarak \u00e7\u0131k\u0131yorsa,<\/li>\n<li>Slow query optimizasyonlar\u0131na ra\u011fmen, artan trafikle birlikte dar bo\u011faz tekrar olu\u015fuyorsa.<\/li>\n<\/ul>\n<p>Bu durumda, DCHost taraf\u0131nda <strong>payla\u015f\u0131ml\u0131 hostingden NVMe diskli VPS\u2019e<\/strong>, oradan da gerekti\u011finde <strong>dedicated sunucu veya colocation<\/strong> \u00e7\u00f6z\u00fcmlerine kadar esnek bir y\u00fckseltme yolu bulunuyor. Y\u00fckseltme s\u00fcrecini planlarken, saat bazl\u0131 trafik ve kaynak kullan\u0131m grafi\u011finiz, hangi ad\u0131m\u0131n sizin i\u00e7in en mant\u0131kl\u0131 oldu\u011funa karar vermede kritik rol oynar.<\/p>\n<h2><span id=\"Sonuc_Yavasligi_Hissetmekten_Olcup_Yonetmeye_Gecmek\">Sonu\u00e7: Yava\u015fl\u0131\u011f\u0131 Hissetmekten, \u00d6l\u00e7\u00fcp Y\u00f6netmeye Ge\u00e7mek<\/span><\/h2>\n<p>Sitenizin belli saatlerde yava\u015flamas\u0131, &#8220;Sunucu kald\u0131rm\u0131yor galiba.&#8221; diye genelleyip ge\u00e7ilecek bir durum de\u011fil. Bu rehberde g\u00f6rd\u00fc\u011f\u00fcn\u00fcz gibi, payla\u015f\u0131ml\u0131 hosting ve VPS ortamlar\u0131nda CPU, IO ve MySQL darbo\u011fazlar\u0131n\u0131 ay\u0131rt etmek i\u00e7in elinizde pek \u00e7ok somut ara\u00e7 var: cPanel Resource Usage grafikleri, top\/htop, iostat, slow query log, access log\u2019lar ve harici h\u0131z testleri\u2026 Bunlar\u0131 birlikte okudu\u011funuzda, yava\u015flaman\u0131n tam <strong>hangi dakikada, hangi bile\u015fen y\u00fcz\u00fcnden<\/strong> ya\u015fand\u0131\u011f\u0131n\u0131 netle\u015ftirebiliyorsunuz.<\/p>\n<p>Buradan sonraki ad\u0131m, sorunlu saatlerdeki y\u00fck\u00fc da\u011f\u0131tmak, sorgular\u0131n\u0131z\u0131 ve cron i\u015flerinizi optimize etmek ve gerekti\u011finde daha g\u00fc\u00e7l\u00fc bir altyap\u0131ya ge\u00e7mek. DCHost ekibi olarak, ister payla\u015f\u0131ml\u0131 hosting ister VPS veya <a href=\"https:\/\/www.dchost.com\/tr\/fiziksel-sunucu\">dedicated sunucu<\/a> kullan\u0131n, bu t\u00fcr saat bazl\u0131 performans problemlerini birlikte analiz etmeye ve en uygun \u00e7\u00f6z\u00fcm\u00fc planlamaya al\u0131\u015f\u0131\u011f\u0131z. Mevcut hesab\u0131n\u0131zda kaynak grafiklerine bakarak nerede tak\u0131ld\u0131\u011f\u0131n\u0131z\u0131 g\u00f6remiyorsan\u0131z veya bu rehberdeki ad\u0131mlar\u0131 uygulay\u0131p h\u00e2l\u00e2 karars\u0131zsan\u0131z, destek talebi a\u00e7arak altyap\u0131n\u0131z\u0131 birlikte g\u00f6zden ge\u00e7irebilir, size \u00f6zel bir optimizasyon ve \u00f6l\u00e7eklendirme plan\u0131 \u00e7\u0131karabiliriz.<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Sitenizin g\u00fcn i\u00e7inde \u00e7o\u011fu zaman ak\u0131c\u0131 \u00e7al\u0131\u015f\u0131p, belli saat aral\u0131klar\u0131nda anlams\u0131z \u015fekilde a\u011f\u0131rla\u015ft\u0131\u011f\u0131n\u0131 fark etti\u011finizde, akla ilk gelen \u015fey genelde \u201ctrafik artt\u0131\u201d olur. Oysa ger\u00e7ek \u00e7o\u011fu zaman daha karma\u015f\u0131kt\u0131r: CPU y\u00fck\u00fc, disk IO bekleme s\u00fcreleri veya MySQL taraf\u0131ndaki bir t\u0131kanma ayn\u0131 anda devreye giriyor olabilir. \u00d6zellikle payla\u015f\u0131ml\u0131 hosting ve VPS ortamlar\u0131nda bu \u00fc\u00e7 bile\u015fen (CPU, [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":3237,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[26],"tags":[],"class_list":["post-3236","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-teknoloji"],"_links":{"self":[{"href":"https:\/\/www.dchost.com\/blog\/wp-json\/wp\/v2\/posts\/3236","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.dchost.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.dchost.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.dchost.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.dchost.com\/blog\/wp-json\/wp\/v2\/comments?post=3236"}],"version-history":[{"count":0,"href":"https:\/\/www.dchost.com\/blog\/wp-json\/wp\/v2\/posts\/3236\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.dchost.com\/blog\/wp-json\/wp\/v2\/media\/3237"}],"wp:attachment":[{"href":"https:\/\/www.dchost.com\/blog\/wp-json\/wp\/v2\/media?parent=3236"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.dchost.com\/blog\/wp-json\/wp\/v2\/categories?post=3236"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.dchost.com\/blog\/wp-json\/wp\/v2\/tags?post=3236"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}