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ex3 could only be replicated to 0 nodes instead of minReplication (=1). There are 2 datanode(s) running and.2 node(s) are excluded in this operation. #46

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churuikai opened this issue Nov 12, 2022 · 0 comments

churuikai commented Nov 12, 2022

在master、slave01、slave02节点分别执行

cd /usr/local
rm -rf ./hadoop/tmp

在master节点执行, 重新格式化

cd /usr/local/hadoop
bin/hdfs namenode -format

造成这个问题的原因是使用hadoop namenode -fohhat格式化时格式化了多次造成那么spacelD不一致。那么可以去修改对应的配置文件，也可以直接删除，重新格式化。

churuikai changed the title ~~could only be replicated to 0 nodes instead of minReplication (=1). There are 2 datanode(s) running and.2 node(s) are excluded in this operation.~~ ex3 could only be replicated to 0 nodes instead of minReplication (=1). There are 2 datanode(s) running and.2 node(s) are excluded in this operation.

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