Explain Safe Mode in HDFS.

题目类型: 技术面试题

这是一道技术面试题，常见于澳洲IT公司面试中。

难度: medium

标签: Data Engineer

参考答案摘要

The Hadoop Distributed File System (HDFS) cluster's safe mode for the NameNode is read-only. You cannot change or block the file system while in Safe Mode. When the DataNodes indicate that most f...

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