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解决.security.AccessControlException: org.apache.hadoop.security .AccessControlException方法
hadoop在远程提交时出现org.apache.hadoop.security.AccessControlException: org.apache.hadoop.security .AccessControlException: Permission denied: user=Administrator, access=WRITE, inode=“hadoop”: hadoop:supergr...原创 2019-04-23 22:18:33 · 1426 阅读 · 0 评论 -
在 Eclipse 中运行hadoop程序遇到警告信息
**运行程序后在 Console 面板中会出现警告提示：**log4j:WARN No appenders could be found for logger (org.apache.hadoop.metrics2.lib.MutableMetricsFactory).log4j:WARN Please initialize the log4j system properly.log4j...原创 2019-04-29 16:01:37 · 529 阅读 · 0 评论 -
问题解决There are 0 datanode(s) running and no node(s) are excludedin this operation
出现问题：**File/usr/root/input/file01.COPYING could only be replicated to 0 nodes instead ofminRepLication (=1) There are 0 datanode(s) running and no node(s) are excludedin this operation**分析：我们在第一次执...原创 2019-05-01 10:24:37 · 4522 阅读 · 0 评论