摘要: 错误: Exception in thread "main" org.apache.hadoop.hdfs.server.namenode.SafeModeException: Cannot create file/1.txt. Name node is in safe mode. 原因: Hado 阅读全文
posted @ 2022-10-05 21:13 来个煎饼 阅读(86) 评论(0) 推荐(0) 编辑
摘要: 报错:appendToFile: Failed to replace a bad datanode on the existing pipeline due to no more good datanode 原因1:Hadoop默认副本数为3,而我只有2台DataNode,故缺少DataNode。 阅读全文
posted @ 2022-10-05 21:01 来个煎饼 阅读(646) 评论(0) 推荐(0) 编辑