基本解釋n.名字節(jié)點同根派生 namenode相關詞英漢例句The Datanodes also perform block creation, deletion, and replication upon instruction from the Namenode. 數(shù)據(jù)節(jié)點執(zhí)行來自于名字節(jié)點的建立、刪除、復制指令.dfs.secondary.http.address :The secondary namenode http server address and port. 如果port為0,則端口就會使用隨機的可用port。1.Replication of data blocks does not occur when the NameNode is in the Safemode state. 并不是全部檢測完才退出安全模式,而是達到一個配置的比例的時候。namenode更多例句