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  3. 【hadoop】Apach Hdoop 安全模式

【hadoop】Apach Hdoop 安全模式

xiaoxiao2025-11-16  6

1.概述

hadoop dfsadmin -safemode get # 查看安全模式状态 hadoop dfsadmin -safemode enter # 进入安全模式状态 hadoop dfsadmin -safemode leave # 离开安全模式

3.离开安全模式

lcc@lcc hadoop-2.7.4$ hdfs dfsadmin -safemode leave 18/10/25 23:02:33 WARN util.NativeCodeLoader: Unable to load native-hadoop library for your platform... using builtin-java classes where applicable Safe mode is OFF lcc@lcc hadoop-2.7.4$
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