{"id":14418,"date":"2024-09-26T03:28:53","date_gmt":"2024-09-26T00:28:53","guid":{"rendered":"https:\/\/www.sunucun.com.tr\/blog\/?post_type=dt_articles&#038;p=14418"},"modified":"2024-12-20T09:58:30","modified_gmt":"2024-12-20T06:58:30","slug":"sunucu-yuk-dengeleme","status":"publish","type":"post","link":"https:\/\/sunucun.com.tr\/blog\/sunucu-yuk-dengeleme\/","title":{"rendered":"Sunucu Y\u00fck Dengeleme (Load Balancing) Teknikleri ve En \u0130yi Uygulamalar"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_85 ez-toc-wrap-center counter-hierarchy ez-toc-counter ez-toc-custom ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<span class=\"ez-toc-title-toggle\"><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/sunucun.com.tr\/blog\/sunucu-yuk-dengeleme\/#1_Yuk_Dengeleme_Nedir\" >1. Y\u00fck Dengeleme Nedir?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/sunucun.com.tr\/blog\/sunucu-yuk-dengeleme\/#2_Yuk_Dengeleme_Turleri\" >2. Y\u00fck Dengeleme T\u00fcrleri<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/sunucun.com.tr\/blog\/sunucu-yuk-dengeleme\/#a_Donanim_Yuk_Dengeleme\" >a) Donan\u0131m Y\u00fck Dengeleme<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/sunucun.com.tr\/blog\/sunucu-yuk-dengeleme\/#b_Yazilim_Yuk_Dengeleme\" >b) Yaz\u0131l\u0131m Y\u00fck Dengeleme<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/sunucun.com.tr\/blog\/sunucu-yuk-dengeleme\/#c_Bulut_Yuk_Dengeleme\" >c) Bulut Y\u00fck Dengeleme<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/sunucun.com.tr\/blog\/sunucu-yuk-dengeleme\/#3_Yuk_Dengeleme_Algoritmalari\" >3. Y\u00fck Dengeleme Algoritmalar\u0131<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/sunucun.com.tr\/blog\/sunucu-yuk-dengeleme\/#a_Sira_ile_Round_Robin\" >a) S\u0131ra ile (Round Robin)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/sunucun.com.tr\/blog\/sunucu-yuk-dengeleme\/#b_En_Az_Baglanti_Least_Connections\" >b) En Az Ba\u011flant\u0131 (Least Connections)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/sunucun.com.tr\/blog\/sunucu-yuk-dengeleme\/#c_Agirlikli_Sira_ile_Weighted_Round_Robin\" >c) A\u011f\u0131rl\u0131kl\u0131 S\u0131ra ile (Weighted Round Robin)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/sunucun.com.tr\/blog\/sunucu-yuk-dengeleme\/#d_IP_Hash\" >d) IP Hash<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/sunucun.com.tr\/blog\/sunucu-yuk-dengeleme\/#e_Rastgele_Random\" >e) Rastgele (Random)<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/sunucun.com.tr\/blog\/sunucu-yuk-dengeleme\/#4_Yuk_Dengeleme_icin_En_Iyi_Uygulamalar\" >4. Y\u00fck Dengeleme i\u00e7in En \u0130yi Uygulamalar<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/sunucun.com.tr\/blog\/sunucu-yuk-dengeleme\/#a_Sunucu_Saglik_Durumunu_Izleme\" >a) Sunucu Sa\u011fl\u0131k Durumunu \u0130zleme<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/sunucun.com.tr\/blog\/sunucu-yuk-dengeleme\/#b_Otomatik_Olceklendirme\" >b) Otomatik \u00d6l\u00e7eklendirme<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/sunucun.com.tr\/blog\/sunucu-yuk-dengeleme\/#c_SSL_Sonlandirma\" >c) SSL Sonland\u0131rma<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/sunucun.com.tr\/blog\/sunucu-yuk-dengeleme\/#d_Yapiskan_Oturumlari_Dogru_Kullanma\" >d) Yap\u0131\u015fkan Oturumlar\u0131 Do\u011fru Kullanma<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/sunucun.com.tr\/blog\/sunucu-yuk-dengeleme\/#e_Trafigi_Cografi_Bolgelere_Gore_Dagitma\" >e) Trafi\u011fi Co\u011frafi B\u00f6lgelere G\u00f6re Da\u011f\u0131tma<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/sunucun.com.tr\/blog\/sunucu-yuk-dengeleme\/#f_Guvenligi_On_Planda_Tutma\" >f) G\u00fcvenli\u011fi \u00d6n Planda Tutma<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/sunucun.com.tr\/blog\/sunucu-yuk-dengeleme\/#5_Yuk_Dengelemede_Karsilasilan_Zorluklar\" >5. Y\u00fck Dengelemede Kar\u015f\u0131la\u015f\u0131lan Zorluklar<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/sunucun.com.tr\/blog\/sunucu-yuk-dengeleme\/#a_Sunucu_Asiri_Yuklenmesi\" >a) Sunucu A\u015f\u0131r\u0131 Y\u00fcklenmesi<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/sunucun.com.tr\/blog\/sunucu-yuk-dengeleme\/#b_Gecikme_Sorunlari\" >b) Gecikme Sorunlar\u0131<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/sunucun.com.tr\/blog\/sunucu-yuk-dengeleme\/#c_Tutarsiz_Trafik_Dagilimi\" >c) Tutars\u0131z Trafik Da\u011f\u0131l\u0131m\u0131<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<div class=\"flex max-w-full flex-col flex-grow\">\n<div class=\"min-h-8 text-message flex w-full flex-col items-end gap-2 whitespace-normal break-words [.text-message+&amp;]:mt-5\" dir=\"auto\" data-message-author-role=\"assistant\" data-message-id=\"37a3633b-be80-4426-a828-5690d17caac6\">\n<div class=\"flex w-full flex-col gap-1 empty:hidden first:pt-[3px]\">\n<div class=\"markdown prose w-full break-words dark:prose-invert dark\">\n<p>G\u00fcn\u00fcm\u00fczde i\u015fletmelerin \u00e7evrimi\u00e7i hizmetlere olan ba\u011f\u0131ml\u0131l\u0131\u011f\u0131 artt\u0131k\u00e7a, sunucular\u0131n <a href=\"https:\/\/sunucun.com.tr\/hosting\/kurumsal-hosting\" data-internallinksmanager029f6b8e52c=\"81\" title=\"Kurumsal siteler i\u00e7in g\u00fc\u00e7l\u00fc bar\u0131nd\u0131rma\">y\u00fcksek eri\u015filebilirlik<\/a>, \u00f6l\u00e7eklenebilirlik ve g\u00fcvenilirli\u011fini sa\u011flamak kritik hale gelmi\u015ftir. Sunucu <a href=\"https:\/\/sunucun.com.tr\/bulut-sunucu\" data-internallinksmanager029f6b8e52c=\"134\" title=\"Esnek ve \u00f6l\u00e7eklenebilir bulut sunucu\">y\u00fck dengeleme<\/a>, trafi\u011fi birden fazla sunucuya da\u011f\u0131tarak a\u015f\u0131r\u0131 y\u00fcklenmeyi \u00f6nleyen, yan\u0131t s\u00fcrelerini iyile\u015ftiren ve sistemin <a href=\"http:\/\/sunucun.com.tr\">esnekli\u011fini<\/a> art\u0131ran bir \u00e7\u00f6z\u00fcmd\u00fcr. Bu makalede, sunucu y\u00fck dengeleme tekniklerini ve modern BT altyap\u0131lar\u0131 i\u00e7in en iyi uygulamalar\u0131 inceleyece\u011fiz.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"1_Yuk_Dengeleme_Nedir\"><\/span>1. <strong>Y\u00fck Dengeleme Nedir?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Y\u00fck dengeleme, gelen a\u011f trafi\u011finin birden fazla sunucu aras\u0131nda e\u015fit \u015fekilde da\u011f\u0131t\u0131lmas\u0131 i\u015flemidir. Bu, herhangi bir sunucunun a\u015f\u0131r\u0131 <a href=\"https:\/\/www.sunucun.com.tr\/blog\/?post_type=dt_articles&amp;p=14418&amp;preview=true\">y\u00fcklenmesini<\/a> engelleyerek performans sorunlar\u0131n\u0131 ve olas\u0131 kesintileri \u00f6nler. Y\u00fck dengeleyiciler, istemci cihazlar\u0131 ile sunucular aras\u0131nda arac\u0131l\u0131k g\u00f6revi g\u00f6r\u00fcr ve trafi\u011fi maksimum verimlilikle y\u00f6nlendirerek yan\u0131t s\u00fcrelerini minimize eder.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"2_Yuk_Dengeleme_Turleri\"><\/span>2. <strong>Y\u00fck Dengeleme T\u00fcrleri<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Trafik da\u011f\u0131t\u0131m\u0131n\u0131n nas\u0131l yap\u0131ld\u0131\u011f\u0131na ve hangi seviyede ger\u00e7ekle\u015fti\u011fine ba\u011fl\u0131 olarak farkl\u0131 y\u00fck dengeleme yakla\u015f\u0131mlar\u0131 vard\u0131r. Ba\u015fl\u0131ca t\u00fcrler \u015funlard\u0131r:<\/p>\n<h4><span class=\"ez-toc-section\" id=\"a_Donanim_Yuk_Dengeleme\"><\/span>a) <strong>Donan\u0131m Y\u00fck Dengeleme<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>Donan\u0131m y\u00fck dengeleyiciler, trafi\u011fi sunuculara da\u011f\u0131tmak i\u00e7in \u00f6zel olarak tasarlanm\u0131\u015f fiziksel cihazlard\u0131r. Y\u00fcksek performans ve g\u00fcvenilirlik sunmalar\u0131na ra\u011fmen, kurulum ve bak\u0131m maliyetleri olduk\u00e7a y\u00fcksektir. B\u00fcy\u00fck i\u015fletmeler, kritik uygulamalar i\u00e7in genellikle donan\u0131m y\u00fck dengeleyicileri tercih eder, \u00e7\u00fcnk\u00fc \u00f6l\u00e7eklenebilirlikleri ve g\u00fcvenlik \u00f6zellikleri olduk\u00e7a geli\u015fmi\u015ftir.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"b_Yazilim_Yuk_Dengeleme\"><\/span>b) <strong>Yaz\u0131l\u0131m Y\u00fck Dengeleme<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>Yaz\u0131l\u0131m tabanl\u0131 y\u00fck dengeleyiciler, standart sunucular veya sanal makinelerde \u00e7al\u0131\u015f\u0131r. Donan\u0131m tabanl\u0131 se\u00e7eneklere g\u00f6re daha esnek ve maliyet a\u00e7\u0131s\u0131ndan daha uygun \u00e7\u00f6z\u00fcmler sunar. Pop\u00fcler yaz\u0131l\u0131m y\u00fck dengeleyicileri aras\u0131nda Nginx, HAProxy ve Apache Traffic Server bulunur. K\u00fc\u00e7\u00fck \u00f6l\u00e7ekli i\u015fletmeler veya bulut tabanl\u0131 ortamlar i\u00e7in ideal bir se\u00e7enektir.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"c_Bulut_Yuk_Dengeleme\"><\/span>c) <strong>Bulut Y\u00fck Dengeleme<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>Bulut y\u00fck dengeleme, AWS, Google Cloud ve Microsoft Azure gibi bulut sa\u011flay\u0131c\u0131lar\u0131 taraf\u0131ndan sunulan bir hizmettir. Bu \u00e7\u00f6z\u00fcmler son derece \u00f6l\u00e7eklenebilirdir ve trafik modellerindeki de\u011fi\u015fikliklere otomatik olarak uyum sa\u011flar. Dinamik ortamlarda kullan\u0131lan bulut y\u00fck dengeleyicileri, i\u015fletmelerin taleplere kolayca uyum sa\u011flamas\u0131na olanak tan\u0131r.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"3_Yuk_Dengeleme_Algoritmalari\"><\/span>3. <strong>Y\u00fck Dengeleme Algoritmalar\u0131<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Y\u00fck dengeleyiciler, trafi\u011fi sunucular aras\u0131nda verimli bir \u015fekilde da\u011f\u0131tmak i\u00e7in farkl\u0131 algoritmalar kullan\u0131r. En yayg\u0131n kullan\u0131lan algoritmalar \u015funlard\u0131r:<\/p>\n<h4><span class=\"ez-toc-section\" id=\"a_Sira_ile_Round_Robin\"><\/span>a) <strong>S\u0131ra ile (Round Robin)<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>Round robin algoritmas\u0131, gelen talepleri s\u0131rayla sunuculara da\u011f\u0131t\u0131r. \u00d6rne\u011fin, \u00fc\u00e7 sunucu (A, B, C) varsa, ilk istek A&#8217;ya, ikinci B&#8217;ye, \u00fc\u00e7\u00fcnc\u00fc C&#8217;ye gider ve d\u00f6ng\u00fc tekrar ba\u015flar. Bu algoritma, t\u00fcm sunucular\u0131n benzer kapasitelere sahip oldu\u011fu ortamlarda iyi \u00e7al\u0131\u015f\u0131r, ancak sunucu y\u00fcklerindeki farkl\u0131l\u0131klar\u0131 g\u00f6z \u00f6n\u00fcnde bulundurmaz.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"b_En_Az_Baglanti_Least_Connections\"><\/span>b) <strong>En Az Ba\u011flant\u0131 (Least Connections)<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>Bu algoritma, trafi\u011fi en az aktif ba\u011flant\u0131ya sahip sunucuya y\u00f6nlendirir. Sunucular aras\u0131ndaki i\u015f y\u00fck\u00fc da\u011f\u0131l\u0131m\u0131n\u0131n e\u015fit olmad\u0131\u011f\u0131 durumlarda olduk\u00e7a kullan\u0131\u015fl\u0131d\u0131r, \u00e7\u00fcnk\u00fc daha az kullan\u0131lan sunucular\u0131n daha fazla trafik almas\u0131n\u0131 sa\u011flar.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"c_Agirlikli_Sira_ile_Weighted_Round_Robin\"><\/span>c) <strong>A\u011f\u0131rl\u0131kl\u0131 S\u0131ra ile (Weighted Round Robin)<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>A\u011f\u0131rl\u0131kl\u0131 round robin algoritmas\u0131nda her sunucuya, kapasitesine g\u00f6re bir a\u011f\u0131rl\u0131k atan\u0131r. Daha y\u00fcksek a\u011f\u0131rl\u0131\u011fa sahip sunucular, daha fazla istek al\u0131r. Bu algoritma, baz\u0131 sunucular\u0131n di\u011ferlerinden daha g\u00fc\u00e7l\u00fc oldu\u011fu ortamlarda trafi\u011fin uygun \u015fekilde da\u011f\u0131t\u0131lmas\u0131n\u0131 sa\u011flar.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"d_IP_Hash\"><\/span>d) <strong>IP Hash<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>IP Hash algoritmas\u0131, istemcinin IP adresine g\u00f6re trafi\u011fi y\u00f6nlendirir. Bu, belirli bir istemciden gelen t\u00fcm taleplerin ayn\u0131 sunucuya gitmesini sa\u011flar. Bu y\u00f6ntem, oturum s\u00fcreklili\u011fi gereken uygulamalarda (\u00f6rne\u011fin, al\u0131\u015fveri\u015f sepeti veya kullan\u0131c\u0131 oturumu) kullan\u0131\u015fl\u0131d\u0131r.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"e_Rastgele_Random\"><\/span>e) <strong>Rastgele (Random)<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>Rastgele algoritma, istekleri rastgele sunuculara g\u00f6nderir. Basit bir y\u00f6ntem olmas\u0131na ra\u011fmen, <a href=\"https:\/\/sunucun.com.tr\/sunucu-optimizasyonu\" data-internallinksmanager029f6b8e52c=\"139\" title=\"Sunucu performans\u0131n\u0131 optimize edin\">performans optimizasyonu<\/a> a\u00e7\u0131s\u0131ndan di\u011fer algoritmalar kadar verimli de\u011fildir.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"4_Yuk_Dengeleme_icin_En_Iyi_Uygulamalar\"><\/span>4. <strong>Y\u00fck Dengeleme i\u00e7in En \u0130yi Uygulamalar<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<h4><span class=\"ez-toc-section\" id=\"a_Sunucu_Saglik_Durumunu_Izleme\"><\/span>a) <strong>Sunucu Sa\u011fl\u0131k Durumunu \u0130zleme<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>Y\u00fck dengelemenin en \u00f6nemli k\u0131s\u0131mlar\u0131ndan biri, sunucular\u0131n sa\u011fl\u0131k durumunu s\u00fcrekli izlemektir. Y\u00fck dengeleyiciler, sunucular\u0131n aktif olup olmad\u0131\u011f\u0131n\u0131 ve talepleri kar\u015f\u0131layabilecek durumda olup olmad\u0131\u011f\u0131n\u0131 kontrol etmelidir. Bir sunucu yan\u0131t veremez hale geldi\u011finde, y\u00fck dengeleyici trafi\u011fi otomatik olarak di\u011fer sunuculara y\u00f6nlendirmelidir.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"b_Otomatik_Olceklendirme\"><\/span>b) <strong>Otomatik \u00d6l\u00e7eklendirme<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>Otomatik \u00f6l\u00e7eklendirme, mevcut trafik seviyelerine g\u00f6re sunucular\u0131n otomatik olarak eklenmesini veya kald\u0131r\u0131lmas\u0131n\u0131 sa\u011flar. Bu \u00f6zellik, \u00f6zellikle trafi\u011fin dalgaland\u0131\u011f\u0131 bulut ortamlar\u0131nda \u00f6nemlidir. Otomatik \u00f6l\u00e7eklendirme ile y\u00fck dengeleme entegre edildi\u011finde, i\u015fletmeler hem trafi\u011fi rahat\u00e7a kar\u015f\u0131layabilir hem de kullan\u0131lmayan kaynaklar i\u00e7in \u00f6deme yapmaktan ka\u00e7\u0131nabilirler.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"c_SSL_Sonlandirma\"><\/span>c) <strong>SSL Sonland\u0131rma<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>SSL (G\u00fcvenli Yuva Katman\u0131) sonland\u0131rma, y\u00fck dengeleyicinin gelen trafi\u011fi \u015fifrelerini \u00e7\u00f6zme i\u015flemidir. SSL \u015fifre \u00e7\u00f6zme i\u015fleminin y\u00fck dengeleyiciye devredilmesi, sunucular\u0131n bu i\u015flemden kurtulup daha h\u0131zl\u0131 yan\u0131t vermesine olanak tan\u0131r. Bu, \u00f6zellikle hassas verilerin i\u015flendi\u011fi web siteleri ve uygulamalar i\u00e7in \u00f6nemlidir.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"d_Yapiskan_Oturumlari_Dogru_Kullanma\"><\/span>d) <strong>Yap\u0131\u015fkan Oturumlar\u0131 Do\u011fru Kullanma<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>Yap\u0131\u015fkan oturumlar (sticky sessions), bir istemcinin t\u00fcm taleplerinin ayn\u0131 sunucuya y\u00f6nlendirilmesini sa\u011flar. Bu, kullan\u0131c\u0131 durumu (\u00f6rne\u011fin, al\u0131\u015fveri\u015f sepeti) gerektiren uygulamalarda faydal\u0131d\u0131r. Ancak, yap\u0131\u015fkan oturumlar\u0131n a\u015f\u0131r\u0131 kullan\u0131lmas\u0131, trafik da\u011f\u0131l\u0131m\u0131n\u0131n dengesiz hale gelmesine yol a\u00e7abilir. Bu nedenle dikkatli bir \u015fekilde uygulanmal\u0131d\u0131r.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"e_Trafigi_Cografi_Bolgelere_Gore_Dagitma\"><\/span>e) <strong>Trafi\u011fi Co\u011frafi B\u00f6lgelere G\u00f6re Da\u011f\u0131tma<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>K\u00fcresel uygulamalar i\u00e7in trafi\u011fin farkl\u0131 co\u011frafi b\u00f6lgelere yay\u0131lmas\u0131 \u00f6nemlidir. Co\u011frafi tabanl\u0131 y\u00fck dengeleme, kullan\u0131c\u0131lar\u0131 konumlar\u0131na en yak\u0131n sunucuya y\u00f6nlendirir, b\u00f6ylece yan\u0131t s\u00fcreleri iyile\u015fir ve gecikmeler azal\u0131r. Bu y\u00f6ntem, i\u00e7erik da\u011f\u0131t\u0131m a\u011flar\u0131 (CDN&#8217;ler) ve uluslararas\u0131 kullan\u0131c\u0131 taban\u0131na sahip i\u015fletmeler i\u00e7in idealdir.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"f_Guvenligi_On_Planda_Tutma\"><\/span>f) <strong>G\u00fcvenli\u011fi \u00d6n Planda Tutma<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>Y\u00fck dengeleyiciler, trafi\u011fi da\u011f\u0131tman\u0131n yan\u0131 s\u0131ra g\u00fcvenlik tehditlerine kar\u015f\u0131 da koruma sa\u011flamal\u0131d\u0131r. Bir\u00e7ok y\u00fck dengeleyici, DDoS (Da\u011f\u0131t\u0131lm\u0131\u015f Hizmet Reddi) korumas\u0131, uygulama katman\u0131 g\u00fcvenlik duvarlar\u0131 ve h\u0131z s\u0131n\u0131rlama kontrolleri gibi yerle\u015fik g\u00fcvenlik \u00f6zelliklerine sahiptir. Bu \u00f6zellikler, a\u015f\u0131r\u0131 trafik sald\u0131r\u0131lar\u0131na kar\u015f\u0131 sunucular\u0131 koruyarak hizmetin s\u00fcreklili\u011fini sa\u011flar.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"5_Yuk_Dengelemede_Karsilasilan_Zorluklar\"><\/span>5. <strong>Y\u00fck Dengelemede Kar\u015f\u0131la\u015f\u0131lan Zorluklar<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<h4><span class=\"ez-toc-section\" id=\"a_Sunucu_Asiri_Yuklenmesi\"><\/span>a) <strong>Sunucu A\u015f\u0131r\u0131 Y\u00fcklenmesi<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>Y\u00fck dengeleme yap\u0131lmas\u0131na ra\u011fmen, sunucular yanl\u0131\u015f yap\u0131land\u0131r\u0131ld\u0131\u011f\u0131nda a\u015f\u0131r\u0131 y\u00fcklenebilir. Bu, beklenmedik trafik art\u0131\u015flar\u0131 veya baz\u0131 sunucular\u0131n d\u00fc\u015f\u00fck performans g\u00f6stermesi durumunda ortaya \u00e7\u0131kabilir. D\u00fczenli izleme ve uygun algoritmalar\u0131n kullan\u0131lmas\u0131, sunucu a\u015f\u0131r\u0131 y\u00fcklenmesini \u00f6nleyebilir.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"b_Gecikme_Sorunlari\"><\/span>b) <strong>Gecikme Sorunlar\u0131<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>Y\u00fck dengeleyiciler yanl\u0131\u015f yap\u0131land\u0131r\u0131ld\u0131\u011f\u0131nda, trafik verimsiz \u015fekilde y\u00f6nlendirilebilir ve bu da gecikmelere neden olabilir. \u00d6zellikle k\u00fcresel ortamlarda, trafi\u011fi en yak\u0131n sunucuya y\u00f6nlendirmek performans a\u00e7\u0131s\u0131ndan hayati \u00f6nem ta\u015f\u0131r.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"c_Tutarsiz_Trafik_Dagilimi\"><\/span>c) <strong>Tutars\u0131z Trafik Da\u011f\u0131l\u0131m\u0131<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>Baz\u0131 y\u00fck dengeleme algoritmalar\u0131, \u00f6zellikle karma\u015f\u0131k ortamlarda, trafi\u011fi e\u015fit \u015fekilde da\u011f\u0131tamayabilir. Bu durum, baz\u0131 sunucular\u0131n daha fazla i\u015f y\u00fck\u00fc ta\u015f\u0131mas\u0131na ve genel verimlili\u011fin d\u00fc\u015fmesine yol a\u00e7abilir. Sunucu yap\u0131n\u0131za uygun algoritmay\u0131 se\u00e7mek, bu sorunun \u00f6n\u00fcne ge\u00e7ebilir.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>G\u00fcn\u00fcm\u00fczde i\u015fletmelerin \u00e7evrimi\u00e7i hizmetlere olan ba\u011f\u0131ml\u0131l\u0131\u011f\u0131 artt\u0131k\u00e7a, sunucular\u0131n y\u00fcksek eri\u015filebilirlik, \u00f6l\u00e7eklenebilirlik ve g\u00fcvenilirli\u011fini sa\u011flamak kritik hale gelmi\u015ftir. Sunucu y\u00fck dengeleme, trafi\u011fi birden fazla sunucuya da\u011f\u0131tarak a\u015f\u0131r\u0131 y\u00fcklenmeyi \u00f6nleyen, yan\u0131t s\u00fcrelerini iyile\u015ftiren ve sistemin esnekli\u011fini art\u0131ran bir \u00e7\u00f6z\u00fcmd\u00fcr. Bu makalede, sunucu y\u00fck dengeleme tekniklerini ve modern BT altyap\u0131lar\u0131 i\u00e7in en iyi uygulamalar\u0131 inceleyece\u011fiz. 1. Y\u00fck Dengeleme&hellip;<\/p>\n","protected":false},"author":1,"featured_media":14419,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_uf_show_specific_survey":0,"_uf_disable_surveys":false,"footnotes":""},"categories":[1519],"tags":[],"class_list":["post-14418","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-sanal-sunucu"],"_links":{"self":[{"href":"https:\/\/sunucun.com.tr\/blog\/wp-json\/wp\/v2\/posts\/14418","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sunucun.com.tr\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sunucun.com.tr\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sunucun.com.tr\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/sunucun.com.tr\/blog\/wp-json\/wp\/v2\/comments?post=14418"}],"version-history":[{"count":1,"href":"https:\/\/sunucun.com.tr\/blog\/wp-json\/wp\/v2\/posts\/14418\/revisions"}],"predecessor-version":[{"id":16424,"href":"https:\/\/sunucun.com.tr\/blog\/wp-json\/wp\/v2\/posts\/14418\/revisions\/16424"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sunucun.com.tr\/blog\/wp-json\/wp\/v2\/media\/14419"}],"wp:attachment":[{"href":"https:\/\/sunucun.com.tr\/blog\/wp-json\/wp\/v2\/media?parent=14418"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sunucun.com.tr\/blog\/wp-json\/wp\/v2\/categories?post=14418"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sunucun.com.tr\/blog\/wp-json\/wp\/v2\/tags?post=14418"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}