CDH 禁用 Kerberos

CDH 禁用 Kerberos 直接在CDHmanger頁面更改，重啓即可 HDFS hadoop.security.authentication -> simple hadoop.security.authorization -> 取消勾選 dfs.datanode.address -> 改成50010 dfs.datanode.http.address -> 改成50075 dfs.data

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