{"id":3628,"date":"2024-11-11T19:15:11","date_gmt":"2024-11-11T16:15:11","guid":{"rendered":"https:\/\/fatihsoysal.com\/blog\/etcdnin-raft-uygulamasinin-derinlemesine-incelenmesi-raft-gunlugu\/"},"modified":"2024-11-11T19:15:11","modified_gmt":"2024-11-11T16:15:11","slug":"etcdnin-raft-uygulamasinin-derinlemesine-incelenmesi-raft-gunlugu","status":"publish","type":"post","link":"https:\/\/fatihsoysal.com\/blog\/etcdnin-raft-uygulamasinin-derinlemesine-incelenmesi-raft-gunlugu\/","title":{"rendered":"Etcd’nin Raft Uygulamas\u0131n\u0131n Derinlemesine \u0130ncelenmesi: Raft G\u00fcnl\u00fc\u011f\u00fc"},"content":{"rendered":"

Etcd’nin Raft Uygulamas\u0131n\u0131n Derinlemesine \u0130ncelenmesi: Raft G\u00fcnl\u00fc\u011f\u00fc<\/p>\n

Merhaba, benim ad\u0131m Fatih Soysal ve bug\u00fcn sizlere da\u011f\u0131t\u0131k sistemlerde veri tutarl\u0131l\u0131\u011f\u0131n\u0131 sa\u011flamada \u00f6nemli bir rol oynayan Etcd’nin Raft uygulamas\u0131n\u0131 derinlemesine inceleyece\u011fiz. \u00d6zellikle Raft g\u00fcnl\u00fc\u011f\u00fcn\u00fcn nas\u0131l \u00e7al\u0131\u015ft\u0131\u011f\u0131n\u0131 ve Etcd’nin performans\u0131n\u0131 nas\u0131l etkiledi\u011fini ele alaca\u011f\u0131z.<\/p>\n

Da\u011f\u0131t\u0131k Sistemlerde Tutarl\u0131l\u0131k: Raft’in \u00d6nemi<\/h2>\n

Da\u011f\u0131t\u0131k sistemler, bir\u00e7ok farkl\u0131 makinede \u00e7al\u0131\u015fan ve birbirleriyle ileti\u015fim kuran bile\u015fenlerden olu\u015fur. Bu sistemlerde veri tutarl\u0131l\u0131\u011f\u0131n\u0131 sa\u011flamak, yani t\u00fcm d\u00fc\u011f\u00fcmlerin ayn\u0131 veriye sahip olmas\u0131n\u0131 sa\u011flamak, \u00f6nemli bir zorluktur. Raft, bu zorlu\u011fu \u00e7\u00f6zmek i\u00e7in geli\u015ftirilmi\u015f bir konsens\u00fcs algoritmas\u0131d\u0131r ve veri tutarl\u0131l\u0131\u011f\u0131n\u0131 sa\u011flamak i\u00e7in g\u00fcvenilir ve etkili bir \u00e7\u00f6z\u00fcm sunar.<\/p>\n

Raft G\u00fcnl\u00fc\u011f\u00fcn\u00fcn Temelleri<\/h2>\n

Raft algoritmas\u0131, verilerin tutarl\u0131l\u0131\u011f\u0131n\u0131 sa\u011flamak i\u00e7in bir g\u00fcnl\u00fc\u011fe dayan\u0131r. Bu g\u00fcnl\u00fc\u011fe, her d\u00fc\u011f\u00fcm\u00fcn t\u00fcm i\u015flemlerin ge\u00e7mi\u015fini kaydetti\u011fi Raft g\u00fcnl\u00fc\u011f\u00fc denir. G\u00fcnl\u00fck, i\u015flemlerin s\u0131ras\u0131n\u0131 ve bunlar\u0131n hangi d\u00fc\u011f\u00fcm taraf\u0131ndan yap\u0131ld\u0131\u011f\u0131n\u0131 g\u00f6steren bir kay\u0131t tutar. Raft, her d\u00fc\u011f\u00fcm\u00fcn g\u00fcnl\u00fc\u011f\u00fcn\u00fcn di\u011fer t\u00fcm d\u00fc\u011f\u00fcmlerin g\u00fcnl\u00fc\u011f\u00fc ile senkronize olmas\u0131n\u0131 sa\u011flayarak veri tutarl\u0131l\u0131\u011f\u0131n\u0131 sa\u011flar.<\/p>\n

Etcd’nin Raft Uygulamas\u0131nda G\u00fcnl\u00fc\u011f\u00fcn Rol\u00fc<\/h2>\n

Etcd, Raft algoritmas\u0131n\u0131 kullanan bir da\u011f\u0131t\u0131k anahtar-de\u011fer deposudur. Etcd’de Raft g\u00fcnl\u00fc\u011f\u00fc, anahtar-de\u011fer \u00e7iftlerinin depoland\u0131\u011f\u0131 ve g\u00fcncellendi\u011fi t\u00fcm i\u015flemlerin kayd\u0131n\u0131 tutar. G\u00fcnl\u00fck, Etcd’nin tutarl\u0131l\u0131\u011f\u0131n\u0131 ve hata tolerans\u0131n\u0131 sa\u011flamak i\u00e7in kritik bir role sahiptir. Her d\u00fc\u011f\u00fcm kendi g\u00fcnl\u00fc\u011f\u00fcn\u00fc tutar ve bu g\u00fcnl\u00fc\u011f\u00fc di\u011fer d\u00fc\u011f\u00fcmlerle senkronize eder. Bu senkronizasyon, Raft algoritmas\u0131n\u0131n lider se\u00e7imini ve veri \u00e7o\u011falt\u0131m\u0131n\u0131 sa\u011flamak i\u00e7in kullan\u0131l\u0131r.<\/p>\n

Raft G\u00fcnl\u00fc\u011f\u00fcn\u00fcn Yap\u0131s\u0131<\/h2>\n

Raft g\u00fcnl\u00fc\u011f\u00fc, bir dizi giri\u015ften olu\u015fur. Her giri\u015f, bir komutun tan\u0131m\u0131n\u0131 ve komutun hangi terimde ger\u00e7ekle\u015fti\u011fini i\u00e7erir. Terim, liderin g\u00f6revde oldu\u011fu s\u00fcreyi temsil eder. Raft g\u00fcnl\u00fc\u011f\u00fcn\u00fcn yap\u0131s\u0131, her d\u00fc\u011f\u00fcm\u00fcn g\u00fcnl\u00fc\u011f\u00fcn\u00fcn t\u00fcm di\u011fer d\u00fc\u011f\u00fcmlerin g\u00fcnl\u00fc\u011f\u00fc ile senkronize olmas\u0131n\u0131 sa\u011flar.<\/p>\n

Etcd’nin Raft Uygulamas\u0131nda G\u00fcnl\u00fck \u0130\u015flemleri<\/h2>\n

Etcd’de Raft g\u00fcnl\u00fc\u011f\u00fcne yap\u0131lan i\u015flemler, a\u015fa\u011f\u0131daki ad\u0131mlarla ger\u00e7ekle\u015fir:<\/p>\n