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Category Archives: Cluster

實作MySQL Cluster on CentOS 6.2 x64


假設你已經嘗試過Replication與Proxy都遇到瓶頸時,Cluster這個HA架構也是一個不錯的辦法,整體架構如上圖所示,分為Management、Data與SQL Node三種,而Management主要負責控管各個Node之間的狀態(Judgement),當某個Node出問題的時候可自動切換,且若是重要的Node出狀況時會自動停掉服務來避免資料遺失或損壞,Data則為存資料的功能,是比照Master/Slave的架構,而最後SQL是提供標準MySQL協定的前端,以提供服務用,這邊實作是以三台為例,所以廢話不多說,直接上實作吧,如下: Read more »

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