What are the repercussions of the NameNode crash?

What are the repercussions of the NameNode crash?

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: easy

标签: interviewbit, data-engineer, topic-specific, data-engineering

参考答案摘要

In an HDFS cluster, there is only one NameNode. This node keeps track of DataNode metadata. Because there is only one NameNode in an HDFS cluster, it is the single point of failure. The system may bec...

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